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Best http checker APIs

Real Time Email Checker API

Verify emails in real time, detect valid domains, correct formatting, MX records, gravatars, and blacklists to ensure reliable deliverability.

Communication & Messaging Free 7-Day Trial

100% uptime 236ms avg MCP ready

Email Check Secure API

Accurately verify emails by evaluating format, domain, MX, SPF, DMARC, blacklists, reliability, and detecting disposable, suspicious, or role-based emails.

Communication & Messaging Free 7-Day Trial

100% uptime 297ms 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

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

Checkmail API

Email verification API with real SMTP RCTP TO check, DNS, disposable, catch-all, and role-based detection in a single request.

Communication & Messaging Free 7-Day Trial

100% uptime 482ms 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

SSL Check API

This API verifies SSL certificates from any website and returns their validity, dates, issuer, protocol, fingerprints, and authorized domains.

Security & Cybersecurity Free 7-Day Trial

100% uptime 800ms avg MCP ready

Trusted Email Checker API

Validate and verify email addresses securely to enhance user trust and reduce fraud with our Trusted Email Checker API.

Security & Cybersecurity Free 7-Day Trial

100% uptime 63ms avg MCP ready

Retrieve URL Status Information API

Easily retrieve real-time URL status information to optimize your online presence and SEO.

Tools & Utilities Free 7-Day Trial

100% uptime 240ms avg MCP ready

URL Status Fetcher API

Instantly check and fetch URL status to enhance your web reliability and user experience.

Tools & Utilities Free 7-Day Trial

100% uptime 260ms avg MCP ready

DNS Checker Information API

The DNS Checker Information API verifies DNS records for any domain and record type, providing fast, accurate and globally updated results.

Data & Analytics Free 7-Day Trial

100% uptime 863ms 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

SSL Certificate Checker API

Be able to verify and validate any SSL certificate present on a website. Receive extensive information about the host

Security & Cybersecurity Free 7-Day Trial

100% uptime 898ms avg MCP ready

SSL Certificate Check API

Ensure secure connections with our SSL Certificate Check API for easy certificate management.

Security & Cybersecurity Free 7-Day Trial

100% uptime 505ms 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

Retrieve SSL Status Check API

Quickly assess website security with the Retrieve SSL Status Check API to enhance user trust and safety.

Security & Cybersecurity Free 7-Day Trial

100% uptime 532ms 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

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

Lite Phishing Checker API

The Lite Phishing Checker API is a powerful tool that allows you to check URLs and determine if they are known phishing attempts. With this API, you can easily validate and safeguard against potential phishing threats by quickly identifying suspicious URLs.

Security & Cybersecurity Free 7-Day Trial