Apps tagged with 'spf-checker'

Free network, DNS, and security tools for sysadmins. No ads, no tracking.

InboxGreen checks whether your emails reach the inbox or land in spam. Test SPF, DKIM and DMARC authentication records for any domain instantly, no account required.

Professional DNS reconnaissance and analysis platform. DNS lookups with topology visualization and geo mapping. Check propagation across global resolvers, test DNS speed, reverse lookups, and validate mail authentication (SPF/DKIM/DMARC). Export results to multiple formats.