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Data Extraction Traffic Potential Data Capture SEO Metrics IP Rotation Backlinks Inlink Rank Website Optimization Website Authority SEO Status Referring Domains HTTP Status Codes Error Detection Search Engine Optimization Redirect Chain Analysis Loop Detection Backlink Checker Digital Marketing Contextual Relevance Page Scores

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Best backlink checker APIs

Keyword Domain Analyzer

Receive a domain and a keyword, returning advanced SEO metrics: backlinks, authority, references, positions, inlink rank, and contextual relevance.

Data & Analytics Free 7-Day Trial

100% uptime 249ms avg MCP ready

URL Broken Checker API

The API verifies URLs, indicating whether they are broken or active, displaying HTTP status codes, errors, and link reliability in real time.

Tools & Utilities Free 7-Day Trial

100% uptime 503ms avg MCP ready

Redirection API

🔴 Try for FREE! 🔴 ⚡The ultimate URL redirect tracking solution that provides deep insights into redirect chains with a fresh IP address for each request. Perfect for SEO professionals, security researchers, and digital marketers who need reliable redirect analysis at scale.

Tools & Utilities Free 7-Day Trial

100% uptime 591ms avg MCP ready

Backlinq API for SEO Backlink Intelligence

Affordable domain authority scores, backlink profiles, referring domains, and multi-domain comparisons. Powered by Moz, Open PageRank, and Common Crawl without the $1,200/year price tag.

Data & Analytics Free 7-Day Trial

100% uptime 528ms avg MCP ready

URL Status Validator API

Ensure your links are active with our URL Status Validator API for seamless browsing.

Tools & Utilities Free 7-Day Trial

100% uptime 316ms avg MCP ready

URL Health Check API

Monitor and analyze website performance using the URL Health Check API for improved user engagement.

Tools & Utilities Free 7-Day Trial

100% uptime 335ms avg MCP ready

URL Status Check API

Ensure your website's reliability with our URL Status Check API, optimizing user experience effortlessly.

Tools & Utilities Free 7-Day Trial

100% uptime 415ms avg MCP ready

Simple Backlink Profile Checker Backlinq API for SEO

Quickly check backlink profiles to optimize your site’s SEO health using the user-friendly Backlinq API.

Data & Analytics Free 7-Day Trial

100% uptime 321ms avg MCP ready

Link Indexable Analysis API

Analyze deep links by tracking redirects, HTTP codes, meta robots policies, robots.txt, detect soft 404s, and report comprehensively on SEO status.

Data & Analytics Free 7-Day Trial

100% uptime 561ms avg MCP ready

Retrieve Link Index Information API

Get comprehensive details quickly with the Retrieve Link Index Information API to optimize link performance.

Data & Analytics Free 7-Day Trial

100% uptime 608ms avg MCP ready

Link Index Analyzer API

Analyzes URLs, detects redirects, status codes, indexability, meta robots, robots.txt, and soft 404s, providing comprehensive information on status and SEO.

Data & Analytics Free 7-Day Trial

100% uptime 1,717ms avg MCP ready

Retrieve Broken Links API

Discover and eliminate dead ends with the Retrieve Broken Links API, enhancing your site's integrity and SEO.

Tools & Utilities Free 7-Day Trial

100% uptime 790ms avg MCP ready

Link Index Data API

Monitor complete links, discover internal redirects, status codes, meta robots restrictions, robots.txt, identify soft errors, and offer comprehensive SEO insight.

Data & Analytics Free 7-Day Trial

100% uptime 743ms avg MCP ready

Retrieve Backlink Insights API

Discover valuable backlink insights to drive your SEO success with our intuitive Retrieve Backlink Insights API.

Data & Analytics Free 7-Day Trial

100% uptime 255ms avg MCP ready

SEO Link Insight Fetch API

Unlock powerful insights into your SEO links with our Link Insight Fetch API, improving your site's ranking potential.

Data & Analytics Free 7-Day Trial

100% uptime 227ms avg MCP ready

SEO Backlink Data Capture API

Capture essential SEO backlink data effortlessly, empowering your marketing efforts with our Backlink Data Capture API.

Data & Analytics Free 7-Day Trial

100% uptime 248ms avg MCP ready

Link Indexable Analyze API

Listen for HTTP signals by examining URLs, reveal redirects, codes, indexing status, meta robots, robots.txt, detect soft 404s, and generate detailed SEO reports.

Data & Analytics Free 7-Day Trial

100% uptime 861ms avg MCP ready

Extract SEO Backlink Information API

Seamlessly extract vital backlink information for enhanced SEO strategies with our dedicated Extract API.

Data & Analytics Free 7-Day Trial

100% uptime 389ms avg MCP ready

Referral Domain Checker API

The Referral Domain Checker API provides users with the ability to retrieve referral domains of a website, along with backlink counts and ranks. With this API, users can gain valuable insights into the sources of traffic and backlinks to a website, enabling analysis and optimization of their online presence.

Data & Analytics Free 7-Day Trial