Cloud Damaged Hyperlink Checker Repairs Damaged Hyperlinks Sooner and Supercharges Your search engine optimization

WPMU DEV’s free all-new and improved Damaged Hyperlink Checker plugin saves you the time and tedious problem of dealing with essential hyperlink administration duties throughout all of your WordPress websites.

“I’ve been seeking to discover a better option to test for damaged hyperlinks. Thanks for making this software so accessible.” Dena, WPMU DEV Member

Damaged hyperlinks are a unfavorable indicator of web site well being and might have a significant affect in your PageRank and your popularity. Staying on high of your web site hyperlinks is an important and essential facet of fine WordPress web site administration.

However… manually checking your content material for damaged hyperlinks is time-consuming and tedious excruciating, particularly in the event you handle a number of WordPress websites.

“That is doubtlessly going to save lots of a ton of time! Prior to now I’ve all the time carried out a handbook test on all websites I create.” TNT Methods, WPMU DEV Member

This text reveals you how one can use our highly effective hyperlink checking software on limitless WordPress websites – utterly re-engineered with a high user-requested function and a brand new API that works 20x quicker, to ship higher and extra correct outcomes, forestall unfavorable search engine optimization efficiency points, and enhance consumer expertise.

We additionally embrace a complete information masking all it’s worthwhile to find out about why hyperlink administration is necessary and how one can successfully handle damaged hyperlinks on your entire websites.

We’ll cowl the next subjects:

Damaged Hyperlink Checker for WordPress – BLC Plugin

Set Up
Edit/Unlink Damaged Hyperlinks
Run Guide Scans
Schedule Scans and Ship E-mail Experiences
Search
Export Lists

Cloud Hyperlink Checker – Good For Companies
How Damaged Hyperlinks Have an effect on search engine optimization
Damaged Hyperlinks Can Additionally Hurt Your Enterprise
What’s Damaged Hyperlinks Hijacking?
What Causes Damaged Hyperlinks?

Finest Practices to Repair Damaged Hyperlinks
Steps to Keep away from and Repair 404 Pages

Fixing Damaged Hyperlinks: Guide vs Automated Strategies

Advantages of Utilizing Guide Strategies to Repair Damaged Hyperlinks
Advantages of Utilizing Automated Strategies to Repair Damaged Hyperlinks

Take Hyperlink Upkeep to the Subsequent Degree with WPMU DEV’s BLC

Let’s leap proper in and check out the one software you’ll ever must test and restore damaged hyperlinks on limitless WordPress websites.

WordPress Damaged Hyperlink Checker (BLC) Plugin

Damaged Hyperlink Checker is now even higher and quicker at discovering damaged hyperlinks on WordPress websites.

WPMU DEV acquired Damaged Hyperlink Checker a few years again from ManageWP, and since then have applied many tweaks and fixes to enhance its capabilities, rising its reputation to 700K downloads and its consumer satisfaction to 4/5 stars.

[NB: Special shoutouts to Patrick Walker, Team Lead at WP Engine’s Customer Experience Operations Team for his hard work in collaboration with our engineers to get our plugin removed from WP Engine’s and Flywheel’s block list and to Kinsta for providing suggestions that led to the development of our new cloud-based tool.]

Whereas we plan to proceed sustaining and enhancing the outdated plugin model for the hundreds of customers who’re nonetheless at present utilizing it, ranging from variations 2.0 and onward, we’ve additionally launched a brand new cloud-based hyperlink checking plugin for WordPress.

Observe: We’ll focus the remainder of this text on our Cloud Hyperlink Checker. For extra info on utilizing the outdated (Native) BLC plugin, go to the plugin obtain web page on WordPress.org.

Why Two Completely different Hyperlink Checking Engines?

The outdated Damaged Hyperlink Checker plugin (we now name this model Native Hyperlink Checker) is a superb software at present used and cherished by hundreds of WordPress customers to maintain their URLs wholesome.

For those who adore it, be at liberty to maintain utilizing it. Bear in mind, nonetheless, that it is dependent upon your web site’s assets to run scans, which might be affected by your internet hosting plan’s obtainable assets, and, relying on what plugins are put in in your web site, might trigger conflicts or WP/PHP errors.

Our newest innovation — a cloud-based plugin — takes issues to an entire new degree and opens the door to a completely new scope of prospects that we couldn’t obtain earlier than by integrating one of the best of the Native BLC plugin with cloud capabilities instantly into The Hub (our all-in-one WordPress platform), all at no extra price to customers.

For instance, among the advantages of the brand new cloud-based BLC embrace:

Scalability: Cloud Hyperlink Checker runs on WPMU DEV’s engines not the person web site the place the plugin is put in, so you possibly can run damaged hyperlink scans on websites of any dimension and server sort.
Blazing Quick Scans: Being cloud-based means any dependencies on the efficiency of your server are eradicated, giving your scans an enormous pace enhance.
No Threat of Blocklisting: Pinging exterior websites repeatedly out of your web site raises suspicious flags with web service suppliers and places your web site vulnerable to being blocklisted. Cloud BLC doesn’t use your web site’s IP deal with, so there’s no danger of your web site(s) being blocklisted.
Sooner Updates and Instantaneous Enhancements: No extra ready for plugin model releases or worrying whether or not you web site’s assets can deal with the adjustments. We check, repair, and enhance every part on the cloud and your web site advantages immediately as quickly as we deploy the adjustments and enhancements to our engine..
Eradicate WordPress and PHP Errors: Our cloud-based hyperlink checker doesn’t run in your web site’s assets, so that you gained’t expertise web site useful resource errors utilizing the plugin.
Crawl All the pieces: Cloud Hyperlink Checker follows the identical logic as search engine crawlers, so no URLs are missed on all customary pages and posts, menus, class pages, and so forth. Even higher, use scheduled reviews to find damaged hyperlinks earlier than the various search engines see them.

Cloud BLC scans your web site from high to backside, monitoring exterior and inside hyperlinks in your posts, pages, feedback, blogroll – even customized fields.

It detects hyperlinks that don’t work, in addition to lacking photographs and redirects. It can then notify you by way of the Damaged Hyperlink Checker part of the Hub, or you possibly can view a abstract of the leads to the plugin dashboard of your WordPress web site.

“Love this new software, particularly because it runs off-site and doesn’t hog server assets.” Levi, WPMU DEV Member

Set Up

Whether or not you’re an present Damaged Hyperlink Checker plugin consumer or new to the software, setup is a breeze.

You’ll be able to arrange the plugin from the WordPress dashboard plugin and from WPMU DEV’s Hub.

Let’s take a look at each strategies.

From the WordPress Dashboard

Set up and activate the plugin.
Go to the Hyperlink Checker menu and choose Cloud.
For those who’re logged into WPMU DEV, click on ‘Allow Cloud Engine’ (in any other case, the button will say ‘Hook up with WPMU DEV’), and also you’ll be taken by means of The Free Hub onboarding course of, in addition to the damaged hyperlinks checking software element. It will lead you on to the BLC service tab in The Free Hub.
From right here, run a brand new scan. You’ll get a notification as soon as the scan completes, so be at liberty to go searching The Free Hub whilst you wait.
When you obtain notification that the scan is full, you possibly can view the leads to the Damaged Hyperlink Checker part of The Free Hub.

From The Hub

After logging into The Hub, you’ll see Damaged Hyperlink Checker listed as a brand new service within the menu (high & sidebar).
Activate this to put in the plugin on the location.
Run a scan to see your outcomes.

Nevertheless you select to put in the Cloud Hyperlink Checker, the WordPress dashboard will show the Abstract Report, whereas The Hub can have the Full Report – together with the record of damaged and useless hyperlinks.

Scan leads to the WordPress dashboard.

Click on View Full Report to see the total scan report in The Hub.

The Hub shows an in depth record of your damaged URLs after scanning.

Except for finding your damaged hyperlinks, lacking photographs, and redirects, the plugin has extra features that allow you to schedule scans, ship reviews by electronic mail, search (with built-in filters), and export your lists for obtain.

Edit/Unlink Damaged Hyperlinks

Our members spoke…and we listened!

Probably the most requested options for this software was the power to edit and unlink damaged hyperlinks.

We’re thrilled to announce that along with ignoring and reporting hyperlinks as not damaged, now you can additionally simply edit and unlink damaged hyperlinks from The Hub.

Merely click on on the vertical ellipsis (3 dots) to the correct of any hyperlink listed within the Hub’s scan report and choose one of many obtainable choices.

Edit, Unlink, Ignore, or Report hyperlinks as Not Damaged.

Choose Edit Hyperlink to level the hyperlink to a brand new URL, Unlink to take away the hyperlink and alter it to plain textual content, or choose one of many different choices to disregard the hyperlink or to report false positives (notice: we use Not Damaged reviews to enhance BLC’s engine).

Observe: New scans are quickly disabled whereas the system is performing enhancing or unlinking operations. You’ll be able to run a brand new scan after these processes have accomplished.

Additionally, to maintain reviews manageable, if the scan detects a number of situations of the identical damaged hyperlink URL, the report solely shows the primary 10 situations and notifies you what number of different situations there are.

Scan reviews are saved manageable by displaying solely the primary 10 URLs for a similar damaged hyperlink.

You’ll be able to select to edit or unlink solely the primary 10 seen hyperlinks, or carry out the operation on all situations of that very same hyperlink.

Edit (or unlink) solely the primary 10 hyperlinks or all hyperlinks.

Observe that the software doesn’t scan hardcoded hyperlinks written in php recordsdata (eg template recordsdata, shortcodes, and so forth.).

Run Guide Scans

You’ll be able to run a handbook scan any time, in each the WordPress dashboard and The Hub. Simply hit the blue Run Scan button. This may be useful in the event you’ve carried out some clear up, and wish to refresh your view of the record.

Schedule Scans & Ship Experiences by E-mail

Scheduling scans is completed from the Damaged Hyperlink Checker plugin part within the WordPress dashboard.

Schedule new scans for damaged hyperlink checks in your WordPress dashboard.

A minimum of one recipient should be added to schedule reviews, in order that it may be despatched to a celebration by way of electronic mail.

Click on on the cog icon to see the menu choices for scanning.

From the Schedule Scan part, click on Configure.
Test that you’re on the Schedule Date tab from the highest menu.
Select the Frequency, from Day by day, Weekly, Month-to-month.
Choose desired time, day, or date from the dropdown choices; then click on Save.

The plugin supplies many choices for scheduling scans.

Now we’ll add recipients (at the least one), so the report has a vacation spot to be despatched to:

Click on on the Add Recipients tab.
You’ll be able to both Add Customers, from the record of these you’ve already added to the location, or Add By E-mail, for anybody in any respect. Bear in mind to Save Modifications.

Including recipients to get scan reviews by way of electronic mail is quick and simple.

You’ll be able to deactivate the scheduled scan or change the sending schedule, in addition to who it goes to, at any time.

Search

To simply find your URLs, search outcomes might be filtered from inside The Hub.

From the abstract display screen, you need to use the dropdowns to filter by Standing or Area.

Use the built-in filters to find objects extra simply in your Damaged URL record.

Export Lists

You’ll be able to export your damaged URL lists anytime in CSV format.

To do that, merely click on the Export as CSV button from the abstract display screen in The Hub.

And … that’s it! You’re now a BLC professional.

Maintain your web site’s hyperlinks wholesome with one of the best free damaged hyperlink checker software for WordPress.

“I like this! Offsetting the assets to the cloud will assist so many websites!” PTaubman, WPMU DEV Member

“However I’m proud of Native BLC and I don’t run a number of websites…”

If you wish to hold utilizing the older plugin, you don’t have to modify to Cloud Hyperlink Checker. Native BLC will hold working simply advantageous and you may simply swap to the cloud model at any time inside your WordPress admin.

You’ll be able to swap between cloud and native hyperlink checker contained in the WordPress admin.

Simply remember the fact that you possibly can solely activate one engine at a time, so if the Cloud engine is operating, Native Hyperlink Checker shall be inactive and vice-versa.

Swap hyperlink checker engines inside your WordPress dashboard.

Observe: in the event you run a multisite set up, BLC cloud model will solely be obtainable on the primary web site when network-activated. As a result of complexity of scanning multisite, subsites will proceed to make use of the BLC Native model.

Cloud Hyperlink Checker – Good For Companies

Having the ability to handle your entire websites from one place (The Hub) and ship shoppers white labeled reviews makes Cloud Hyperlink Checker the right answer for companies, freelancers, and anybody operating a number of WordPress websites.

Purchasers will love you much more after they see you’ve taken care of their damaged hyperlinks.

It’s also possible to use the software with a personalized report as a option to generate new shoppers in your company and upsell WordPress upkeep companies to present shoppers.

Use BLC with whitelabel reviews to generate new shoppers and upsell upkeep companies.

Evaluate our plugin with different damaged hyperlink checking instruments and you’ll rapidly see why WPMU DEV’s cloud-based hyperlink checker is a no brainer.

For instance, right here’s one among our opponents’ providing:

Free model limitations:

Just one web site allowed.
Solely 200 hyperlinks checked per thirty days.
Solely inside hyperlinks are checked.

Hyperlinks are checked as soon as each 3 days.
Value: $30/month (bank card required to enroll).

Whereas, with WPMU DEV’s Cloud Hyperlink Checker…

No limitations:

Limitless variety of web sites.
Limitless variety of hyperlinks.
Inner and Exterior hyperlinks are checked (Native and Cloud variations).

Set your personal schedule (Native and Cloud variations).
Manually test all of your websites anytime.
Value: Free (precedence help included for members solely).
No bank card required to enroll.

To get the total image of what our damaged hyperlinks checker can do, see the plugin documentation.

Now that we’ve shared the excellent news with you a couple of highly effective WordPress troubleshooting software each net developer (and consumer) ought to have of their web site administration toolbox, let’s take a more in-depth take a look at the hurt damaged hyperlinks could cause if left unchecked and why you want a software like Damaged Hyperlink Checker.

How Damaged Hyperlinks Have an effect on search engine optimization

Excessive-quality, related, and authoritative hyperlinks are essential to a web site’s search engine optimization and popularity. Damaged hyperlinks can have a number of unfavorable impacts on SEO, together with:

1. Crawling and Indexing Points: Search engine crawlers observe hyperlinks to find and index net pages. Actually, Google cites good working hyperlinks as a greatest observe. When a crawler encounters a damaged hyperlink, it can’t entry the linked web page and should battle to navigate by means of your web site successfully. This could forestall sure pages from being listed, making them invisible to engines like google and lowering their possibilities of showing in search outcomes.

2. Elevated Bounce Charges: Bounce price measure how lengthy customers spend time on a selected net web page earlier than “bouncing” to a different one. Guests who encounter damaged hyperlinks could abandon a web site altogether. When guests repeatedly select to go away an online web page virtually instantly after touchdown on it, this results in a excessive bounce price, which sends a “low-quality” sign to engines like google concerning the web site.

3. Decreased Search Engine Rankings: Engines like google goal to ship one of the best consumer expertise by offering related and high-quality search outcomes. Web sites with damaged hyperlinks could also be thought-about much less dependable and invaluable by engines like google, resulting in decrease rankings in search outcomes. This can lead to diminished natural visitors and visibility in your web site.

4. Impression on Inner Hyperlink Construction: Damaged hyperlinks disrupt the inner hyperlink construction of your web site. Inner linking helps engines like google perceive the relationships between totally different pages and establishes a hierarchy of significance. When damaged hyperlinks exist inside this construction, it may confuse engines like google and weaken the general search engine optimization construction of your web site.

5. Misplaced Backlink Alternatives: Backlinks are an necessary consider search engine optimization, as they point out the authority and relevance of your web site. If different web sites hyperlink to damaged pages in your web site, it may negatively affect your backlink profile. Damaged hyperlinks could deter different site owners from linking to your web site, lowering your possibilities of buying invaluable backlinks.

To mitigate the unfavorable affect of damaged hyperlinks on search engine optimization, it’s essential to recurrently monitor and repair them. Conducting common web site audits, utilizing instruments to establish damaged hyperlinks like BLC, and implementing redirects or updating hyperlinks might help enhance consumer expertise, preserve search engine rankings, and improve the general search engine optimization efficiency of your web site.

Damaged Hyperlinks Can Additionally Hurt Your Enterprise

Along with impacting your web site’s search engine optimization, damaged hyperlinks also can trigger critical harm to what you are promoting and its popularity. This consists of:

1. Poor Consumer Expertise: Research present that 89% of shoppers will store with a competitor after having a poor consumer expertise on a web site. Damaged hyperlinks create a unfavorable consumer expertise by main guests to dead-end pages or error messages. Customers anticipate hyperlinks to offer related info or assets, and encountering damaged hyperlinks might be irritating. This could lower consumer engagement, enhance bounce charges, and in the end hurt your web site’s popularity.

2. Adverse Impression on Income: Damaged hyperlinks can generally trigger roadblocks in your gross sales conversion course of. Investing time and cash into advertising and marketing efforts to get potential prospects to your web site then shedding gross sales as a result of they can’t attain conversion pages means wasted time and misplaced income.

3. Safety Vulnerabilities: Damaged hyperlinks also can result in malicious assaults in your web site, phishing scams, and damaged hyperlinks hijacking (see beneath)

What’s Damaged Hyperlinks Hijacking (BLH)?

Damaged Hyperlinks Hijacking (BLH) refers back to the observe of exploiting expired, unlinked, or inactive exterior hyperlinks discovered inside a webpage.

It includes malicious actors making the most of assets or third-party companies which might be now not obtainable or legitimate, resembling as a consequence of expired domains. These attackers can seize management of those hyperlinks to hold out varied dangerous actions, together with defacement by means of buying expired domains, impersonation, and even cross-site scripting.

Assault State of affairs and Safety Dangers

Let’s think about a situation the place a enterprise shuts down or forgets to create a social media web page however nonetheless has the hyperlink to that web page on its web site. On this case, an attacker can merely create an account utilizing the identical identify after which proceed to publish offensive content material or launch phishing assaults whereas pretending to be the enterprise.

Illustrative State of affairs

For example this additional, let’s think about a web site referred to as thewebsite.com that mentions a LinkedIn web page URL however hasn’t truly created the web page but. In consequence, when customers attempt to go to the LinkedIn web page utilizing the URL (e.g., https://www.linkedin.com/firm/the-website/), they encounter a “404 web page not discovered” error.

Exploiting this example, an attacker creates a pretend LinkedIn web page and customizes the URL to resemble “the-website.” Consequently, when a daily consumer accesses the corporate’s LinkedIn web page by means of the URL, they unknowingly get redirected to the attacker’s managed LinkedIn web page.

What Causes Damaged Hyperlinks?

There are a number of components that may result in damaged hyperlinks. A few of the commonest causes embrace:

1. Typo: Errors made when writing the hyperlink can lead to damaged hyperlinks. This might be a easy error in typing or copy-pasting the URL incorrectly.

2. Deleted Pages: When a web page is deleted from a web site, any hyperlinks pointing to that web page will develop into damaged. This could occur when content material is eliminated or when a web site undergoes restructuring.

3. Renamed Pages: If URLs are modified or pages are renamed with out implementing correct redirects, the outdated hyperlinks pointing to these pages will now not work and result in damaged hyperlinks.

4. Area Title Change: When a web site adjustments its area identify, any hyperlinks pointing to the outdated area will develop into damaged until acceptable redirects are in place.

Finest Practices to Repair Damaged Hyperlinks

To repair damaged hyperlinks, it is very important observe these greatest practices:

1. Test Hyperlinks with a Damaged Hyperlink Checker (BLC): Use a dependable software to establish damaged hyperlinks in your web site. It will offer you a listing of damaged hyperlinks that must be addressed.

2. Prioritize Excessive Authority Pages: Begin by addressing damaged hyperlinks on pages with excessive authority or people who obtain vital visitors. Fixing these hyperlinks can have a larger affect in your web site’s total efficiency.

3. Redirect to Related URLs: If a web page has been deleted or its URL has modified, arrange correct redirects (resembling 301 redirects) to robotically ship guests to the related new URL. This ensures a seamless consumer expertise and avoids 404 error pages.

Steps to Keep away from and Repair 404 Pages

To stop and resolve 404 pages (web page not discovered errors), think about the next steps:

1. Protect and Replace Content material: As a substitute of deleting pages outright, think about updating or refreshing the content material. This helps keep away from pointless 404 pages brought on by eradicating content material that different pages have linked to.

2. Implement 301 or 302 Redirects: If a web page’s content material nonetheless exists however its location or URL construction has modified, use 301 or 302 redirects to redirect guests to the brand new web page. This ensures they will nonetheless entry the specified content material with out encountering a 404 error.

3. Attain Out to Site owners for Up to date Hyperlinks: If a 404 error happens as a consequence of an exterior web site incorrectly linking to your content material, you possibly can strive contacting the web site’s writer or net administrator. Requesting an replace to the inaccurate hyperlink might help resolve the difficulty, or alternatively, recommend altering the hyperlink altogether.

Fixing Damaged Hyperlinks: Guide vs Automated Strategies

Fixing damaged hyperlinks has lengthy been thought-about an important observe amongst search engine optimization practitioners. Damaged hyperlinks must be fastened rapidly.

Google understands that damaged hyperlinks are a pure taking place. Nevertheless, SEOs know that taking time to right these points can considerably affect the location’s efficiency in engines like google.

For these causes and extra, it’s clearly necessary to maintain tabs on your entire web site hyperlinks. A small web site with minimal content material can simply deal with checking for damaged hyperlinks manually. Nevertheless, the extra content material your web site has, the tougher it turns into to conduct handbook scans of your hyperlinks.

Fixing damaged hyperlinks manually on a web site and utilizing automated strategies every have their very own advantages:

Advantages of Utilizing Guide Strategies to Repair Damaged Hyperlinks

1. Accuracy: When fixing damaged hyperlinks manually, you’ve got full management and might make sure that every hyperlink is checked and corrected precisely. This enables for a extra exact and tailor-made strategy to resolving damaged hyperlinks.

2. Customization: Guide fixing permits you to overview every damaged hyperlink individually and decide one of the best plan of action. You’ll be able to replace the URL, take away the hyperlink, or discover various assets as wanted.

3. High quality management: By manually fixing damaged hyperlinks, you possibly can make sure that the alternative URLs are related, reliable, and supply worth to your customers. It permits for a extra thorough analysis of the content material being linked to.

4. Consumer expertise: Manually fixing damaged hyperlinks permits you to think about the consumer expertise within the course of. You’ll be able to select acceptable anchor textual content, replace navigation menus, and guarantee a seamless shopping expertise in your guests.

5. Content material overview: Whereas fixing damaged hyperlinks manually, you possibly can overview the content material surrounding the damaged hyperlinks. This presents a chance to replace outdated info, enhance the general high quality of the content material, and improve the search engine optimization efficiency of the web page.

Advantages of Utilizing Automated Strategies to Repair Damaged Hyperlinks

1. Time-saving: Automated instruments can scan your web site and establish damaged hyperlinks rapidly, saving you effort and time in comparison with manually checking every hyperlink individually.

2. Effectivity: With automated strategies, you possibly can repair damaged hyperlinks in bulk reasonably than addressing them one after the other. This may be particularly helpful for giant web sites with a excessive quantity of damaged hyperlinks.

3. Scalability: Automated instruments can deal with the detection and fixing of damaged hyperlinks on web sites of any dimension. They’ll effectively course of a lot of hyperlinks, guaranteeing complete protection.

4. Common monitoring: Automated strategies permit for normal and scheduled scans of your web site, guaranteeing that new damaged hyperlinks are promptly recognized and addressed.

5. Consistency: Utilizing automated instruments ensures a constant strategy to fixing damaged hyperlinks throughout your whole web site. This helps preserve a unified consumer expertise and prevents oversight of any damaged hyperlinks.

The selection between utilizing handbook and automatic strategies is dependent upon your particular wants, assets, and preferences. The excellent news is, the entire dangers related to dangerous hyperlinks are simply prevented in the event you make sure that they’re saved in correct working order.

Even higher, is utilizing a top quality, automated useless hyperlink checker software like Damaged Hyperlink Checker removes the tedious and time consuming job of manually monitoring and manging your damaged hyperlinks.

Take Hyperlink Upkeep to the Subsequent Degree with WPMU DEV’s BLC

Over 700,000 WordPress customers depend upon Damaged Hyperlink Checker to maintain their websites freed from errors and efficiency points brought on by outdated and non-working URLs.

Our new cloud-based plugin model affords much more unimaginable worth — enhanced speeds, no PHP/DB errors, capacity to schedule scans and ship electronic mail reviews (together with white labeled), plus the benefit of managing limitless websites from one central Hub – all whereas nonetheless (and all the time) remaining free.

Don’t let your web site’s search engine optimization and consumer expertise take an pointless hit. Particularly when a sensible answer is instantly inside your attain.

Join, scan, schedule, and repair damaged hyperlinks rapidly and simply and hold your websites operating optimally with the brand new Cloud-based Hyperlink Checker. Get it totally free or as a WPMU DEV member.

Observe: A WPMU DEV membership consists of full entry to all Hub options, internet hosting, professional plugins, and unmatched 24/7 skilled help.