Backlink Tools

Backlink analysis tools for SEO. Check backlinks, find broken links, analyze anchor text, and build link profiles.

25 free tools available

Free Backlink Checker Online

Analyze backlinks pointing to any website or URL and evaluate link quality and authority. Free, fast, and works entirely in your browser with no sign-up required.

Free Anchor Text Analyzer

Analyze anchor text distribution and optimization. Free, fast, and works entirely in your browser with no sign-up required.

Free Broken Link Checker

Find and report broken links on your website that hurt SEO rankings and user experience. Free, fast, and works entirely in your browser with no sign-up required.

Free Link Building Finder

Discover potential websites for link building outreach and guest posting opportunities. Free, fast, and works entirely in your browser with no sign-up required.

Free Competitor Backlink Analyzer

Analyze competitor backlink profiles and strategies. Free, fast, and works entirely in your browser with no sign-up required.

Free Dofollow/Nofollow Checker

Check dofollow and nofollow link attributes on any page and assess their SEO value. Free, fast, and works entirely in your browser with no sign-up required.

Free Internal Link Analyzer

Analyze and optimize your website internal linking structure for better SEO performance. Free, fast, and works entirely in your browser with no sign-up required.

Free Link Juice Calculator

Calculate PageRank flow and link equity distribution. Free, fast, and works entirely in your browser with no sign-up required.

Free Outbound Link Checker

Audit all outbound links from your pages and check their status and destinations. Free, fast, and works entirely in your browser with no sign-up required.

Free Reciprocal Link Checker

Find and manage reciprocal link exchanges to ensure mutual linking partnerships work. Free, fast, and works entirely in your browser with no sign-up required.

Free Link Profile Summary

Get a comprehensive overview of your link profile. Free, fast, and works entirely in your browser with no sign-up required.

Free Guest Post Finder

Find websites accepting guest posts in your niche. Free, fast, and works entirely in your browser with no sign-up required.

Free Nofollow Link Checker

Paste HTML to instantly find all nofollow, UGC, and sponsored links on a page. Export results as CSV and identify which links block PageRank.

Free Redirect Chain Checker

Check if a URL redirects and trace the full redirect chain. Identifies 301, 302, and other redirect types plus canonical URL mismatches.

Free Anchor Text Distribution Analyzer

Analyze anchor text distribution from page HTML. Categorizes anchors as exact-match, branded, generic, naked URL, or image — with a visual pie chart.

Free Link Juice Analyzer

Analyze which links on a page pass PageRank (link juice) and which are blocked by nofollow, UGC, or sponsored attributes. See your dofollow ratio.

Toxic Backlink Analyzer

Analyze backlink URLs for toxicity signals: suspicious TLDs, spam patterns, gambling/adult/pharmacy domains. Score risk levels and generate a Google disavow file.

Link Velocity Calculator

Track backlink growth over up to 12 months. Calculate average velocity, peak links, growth trend via linear regression, and velocity score to identify natural vs suspicious patterns.

Domain Authority Estimator

Educational domain authority estimation based on TLD quality, domain length, and DNS verification. Links to check real DA/DR scores with Moz, Ahrefs, and SEMrush.

Free Bulk Backlink Checker

Analyze up to 20 URLs at once for domain quality signals, authority tier, TLD type, and HTTPS status. Free, fast, and works entirely in your browser with no sign-up required.

Free Backlink Profile Comparator

Compare two domains side-by-side across referring domains, dofollow %, DA, and anchor diversity with visual bar charts. Free, fast, and works entirely in your browser with no sign-up required.

Free Backlink Profile Grader

Input your backlink metrics and receive a Backlink Health Score (0–100) with letter grade and actionable recommendations.

Free Referring Domains Analyzer

Paste up to 100 referring domains to analyze TLD distribution, domain quality tiers, duplicates, and geographic diversity.

Free Lost Backlinks Tracker

Compare two backlink snapshots to find lost, gained, and retained links with churn rate stats and reclaim recommendations.

Outbound Links Analyzer

Analyze outbound links on any webpage to check link quality and destination. Free, fast, and works entirely in your browser with no sign-up required.