All projects on Base Sepolia matching “mx”

Domain-level contact preflight with MX provider, SPF, DMARC and structured risk signals. Does not claim mailbox existence.

Change watch for spf authorizes freshdesk: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.