mx-records

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

Recipient-side control for cold email: classify the mail gateway behind each recipient, isolate gateway cohorts, and throttle per-account exposure before launch. Exports a rollout plan; never sends.

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.

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 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.

Self-hosted bulk email verifier: syntax, MX, SMTP checks, CSV/XLSX, valid-only export. Go + Node.js, Docker.

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.

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.

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

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.

Go Email Verifier

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.

Configure prioritized property-mail MX records and inspect sending domains with one Infrai credential.

Configure prioritized MX routing and expose a typed media creator-delivery decision.

DNS lookup API: live A, AAAA, MX, NS, SOA, TXT and SPF records, plus historical, reverse and bulk DNS as JSON. REST examples in cURL, Python and Node.js. 500 free credits.

Configure prioritized creator-mail MX routing and inspect sending domains from a typed TypeScript service.

Typed course checkout example that configures an MX record and checks email domains.

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