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zallison / foghorn

Fast, ultra-customizeable, pluggable DNS server (forwarding, recursive, or none) with caching, filtering, routing, DNSSEC, admin UI, and plugins. UDP/TCP/DoT/DoH.

python resolver dns networking network dot adblock dns-server dnssec adblocker dns-proxy doh greylist pihole dns-proxy-server recursive-resolvers active-developer-badge dns-test

Updated Apr 4, 2026
Python

yaroslaff / grey-verifier

Star

Verify email(s) using correct SMTP conversations (HELO / MAIL FROM /RCPT TO)

verify spam list mail email domain validate smtp bulk antispam greylist grey verifier maillist mailfrom rcptto greylisting

Updated Jul 18, 2024
Python

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