mx-records

A Node.js email validation library with MX record checks, disposable email detection, and built-in caching.

Checks if the domains MX records point at G-suite

A high-performance and secure REST/GraphQL API built with Rust, MongoDB & Redis for cleaning email subscriber lists. Maintains sender reputation by validating, deduplicating, and pruning inactive emails.

A fast and reliable email validation library by Morgan Miller / StackVerify. Detects disposable emails, verifies domain and MX records, and provides inbox delivery likelihood. Designed for Node.js, TypeScript, ESM, and JavaScript projects.

Connect custom email domains to your email platform: automated DNS for SPF, DKIM, DMARC, MX and return-path records, with one-click sending-domain verification for your users. White-label custom domains for ESPs, CRMs, and outreach tools — widget, REST API, and MCP server by customdomain.ai.

Detect disposable/temporary email addresses with a curated 72k+ domain list plus nightly MX/IP cluster OSINT. Auto-updated. No network calls at runtime.

A real time email verifier with → email syntax, SMTP, inbox exists, catch-all and mx records checks.

Bulk DNS records lookup for thousands of domains — A, AAAA, MX, NS, TXT, CNAME, SOA, CAA. One row per record. No API key.

Spam email detection using Logisitic Regression Model and TF-IDF Vectorizer for Feature extraction. Integration for different Email providers (GMAIL,OUTLOOK,YAHOO) by connecting to IMAP server , classifying unseen Emails and storing marked emails as Spam in Junk/Spam folder.

Recipient-side campaign control for cold email: classify MX gateways, isolate cohorts, and throttle account exposure before launch.

Async SMTP email verification with catch-all detection, DNS caching, and a Flask bulk-upload UI.

Tiny, dependency-free TypeScript/JavaScript client for the MailGuard email-verification API: syntax, MX, disposable and typo checks with a 0–100 deliverability score.

Pull the MX records and mail provider behind any email address — a tiny Python CLI that returns a domain's MX records, their validity, and which provider runs the mailbox (Google Workspace, Microsoft 365, …) via the Tomba /email-verifier API.

Go Email Verifier

🔍 Retrieve DNS records and perform forward/reverse lookups for MX, TXT, DMARC, and PTR with ease for validation and analysis.

Check if an email address really exists before you send. Live MX lookup + SMTP RCPT-TO handshake over residential IPs, with catch-all detection and risk scoring.

Email sanity checks + MX + disposable detection + optional external verification for Laravel 11/12.

📧 EMS Email Sorter — Sort bulk email lists by provider using live MX/SPF lookups. Sort Once. Send Smarter. — Windows & macOS.

A powerful tool to fetch and analyze **MX (Mail Exchange) records** from a list of **emails or domains**, extracting valuable network and hosting details for deeper insights.

Information on how to query DNS records of a domain on Windows and Linux