Task

Validate Spf Syntax

1 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Parse an SPF record x402 REST usage

Parse an SPF TXT record ("v=spf1 …") into its qualified mechanisms and modifiers. Records that do not start with v=spf1 or use unknown mechanisms are clean 400s.

emailauth.openverbs.com Comms & Messaging 1 calls / 30d checked 2026-10-27

0.004 USDC per call per call

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