mx-lookup

All in one tool for Information Gathering, Vulnerability Scanning and Crawling. A must have tool for all penetration testers

Th3Inspector 🕵️ Best Tool For Information Gathering 🔎

Minimal SMTP client in Go. Handles MX lookup, mail server connection on common ports.

All in one tool for Information Gathering, Vulnerability Scanning and Crawling. A must have tool for all penetration testers

Verify email addresses without sending a single email — syntax, MX DNS, SMTP handshake, disposable/role detection, bulk processing, and CLI. TypeScript.

📫 Asynchronous email deliverability verifier that performs MX lookups, SMTP RCPT probes, and catch-all detection with retries, resume support, and CSV/JSON reporting.

Detect disposable, temporary and fake email addresses with one API call. Checks 75,000+ throwaway domains, syntax, MX records and free webmail — block fake signups.

API wrapper for RapidAPI

A production-ready Email Validator web application with syntax checking, MX lookup, disposable detection, typo suggestions, and bulk validation API. Built with Next.js 14, TypeScript & Tailwind CSS.

DNS Lookup — Enter a domain, subdomain, or hostname to retrieve A, AAAA, MX, TXT, SPF, DKIM, DMARC, NS, SOA, CNAME, PTR, SRV, CAA, DNSSEC, and more — queried live from public DNS-over-HTTPS resolvers. Get a DNS health score, provider detection, and export results in seconds. Free on ToolAdda.online.