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Best expiration check APIs

E-Mail Verificator and Temp Emails Detector API

Security & Cybersecurity

With this API you can check if an e-mail address is valid or invalid and if it is a temporary / disposable account. If the address is valid and it isn't a temporary email account then the "block" parameter will be false. Otherwise, it will be true.

Free 7-Day Trial

100% uptime 295ms avg MCP ready

Real Time Email Checker API

Communication & Messaging

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

Free 7-Day Trial

100% uptime 236ms avg MCP ready

Temporal Email Checker API

Security & Cybersecurity

The Temporal Email Checker API confirms email authenticity by detecting temporary or disposable addresses, crucial for preventing spam and fraud.

Free 7-Day Trial

100% uptime 344ms avg MCP ready

Temporal Email Validation API

Security & Cybersecurity

The Temporal Email Validation API verifies email legitimacy by identifying temporary or disposable addresses, crucial for preventing spam and fraud.

Free 7-Day Trial

100% uptime 381ms avg MCP ready

Email Quality Checker API

Communication & Messaging

The Email Quality Checker API authenticates email addresses by detecting temporary or disposable ones, playing a crucial role in preventing spam and fraud.

Free 7-Day Trial

100% uptime 244ms avg MCP ready

Web Expiry Date Verifier API

Location & Mapping

The Web Expiry Date Verifier API empowers users to quickly confirm the expiration date of any domain simply by entering its name. It promptly furnishes the remaining days until expiration, streamlining domain management and competitor monitoring tasks.

Free 7-Day Trial

100% uptime 487ms avg MCP ready

Email Secure Check API

Communication & Messaging

This API validates email addresses, detecting disposable or forwarding domains, analyzing MX records, and providing detailed heuristic insights and risk assessment.

Free 7-Day Trial

100% uptime 374ms avg MCP ready

Fast Email Validation API

Communication & Messaging

Validates email addresses by checking format, domain, and MX records, providing structured results and metadata for automatic integrations.

Free 7-Day Trial

100% uptime 571ms avg MCP ready

Email Check API

Security & Cybersecurity

The Email Check API validates emails with checks for formatting, DNS, suspicious activity and disposable domains. Provides a confidence score and suggestions for specific actions.

Free 7-Day Trial

100% uptime 199ms avg MCP ready

Mail Check API

Communication & Messaging

Validate email addresses in real time with syntax checks, domain verification, MX records, disposable email detection, role-based email detection, and deliverability scoring.

100% uptime 336ms avg MCP ready

Website Security Certificate Checker API

Security & Cybersecurity

Inspect the security certificate of any host: issuer, subject, validity window, days remaining, expiry flags, alternative names, serial number, fingerprint, negotiated protocol and the full chain. Built for expiry monitoring and renewal alerts.

Free 7-Day Trial

100% uptime 179ms avg MCP ready

Disposable Email Check API

Finance & Payments

Validates whether an email address is temporary or disposable, returning true or false to facilitate automated filtering.

Free 7-Day Trial

100% uptime 559ms avg MCP ready

Quick Email Verification API

Communication & Messaging

Ensure high-quality leads with the Quick Email Verification API, your fast, reliable solution.

Free 7-Day Trial

100% uptime 84ms avg MCP ready

Clean Email Verifier API

Security & Cybersecurity

Clean Email Verifier API identifies disposable email addresses, helping companies prevent fraud and ensure genuine records in real time.

Free 7-Day Trial

100% uptime 524ms avg MCP ready

Domain Expiration Checker API

Location & Mapping

The Domain Expiration Checker API allows you to check the expiration date of any domain name by simply providing the domain name. It returns the remaining days until expiration, making it easy to keep track of your own domains or monitor your competitors' domains.

Free 7-Day Trial