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Best indexability checker APIs

Instagram Username Availability Checker API

Instagram Username Availability Checker API allows you to check the availability of a desired username on Instagram. Quickly verify if your preferred username is available for registration.

Social Media & Networking Free 7-Day Trial

100% uptime 2,698ms avg MCP ready

Username Availability Checker API

Unlock the power of the Username Availability Checker API! Instantly check if a username is available on popular platforms like Facebook, Instagram and TikTok.

Social Media & Networking

100% uptime 7,053ms avg MCP ready

Domain Availability Checker API

Use this API to check the availability of a certain domain. Be able to retrieve its age as well and if it's available for purchase.

Tools & Utilities Free 7-Day Trial

100% uptime 51ms avg MCP ready

Uptime API

Uptimer is a powerful API designed to monitor the uptime and performance of websites and services in real-time. It provides instant alerts and detailed analytics, enabling users to ensure their online assets are always functioning optimally. With customizable monitoring intervals, multi-location checks, and integration capabilities, Uptimer helps businesses maintain high availability and enhance user experiences through proactive problem detection and resolution.

Tools & Utilities

100% uptime 4,334ms 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

Google Indexability Checker API

Submit a URL and instantly learn if it’s indexable by Google, with detailed diagnostics for robots rules, meta tags, redirects, soft-404s, and more.

Search & Discovery Free 7-Day Trial

100% uptime 1,127ms 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

Site Status Checker API

Site Status Checker API allows you to check the status and availability of any website, providing accurate and up-to-date information about its accessibility in real time.

Tools & Utilities Free 7-Day Trial

100% uptime 2,396ms avg MCP ready

SEO Structure Checker API

Access worldwide domain data effortlessly with the SEO Structure Checker API for informed decisions.

Data & Analytics Free 7-Day Trial

100% uptime 581ms 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

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

Instagram Handle Check API

Check if a username is available on Instagram by displaying real-time status, URL, details, and quick response for instant validation.

Social Media & Networking Free 7-Day Trial

100% uptime 611ms avg MCP ready

URL Status Checker API

Checks multiple URLs and returns accessibility, redirects, SSL status, content type, response times, and errors if any.

Tools & Utilities Free 7-Day Trial

100% uptime 2,477ms 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