{"slug":"stamp-742495fe","name":"Stamp","summary":"Check a domain's SPF, DKIM, DMARC and MX from live DNS, the Gmail/Yahoo rules, and fix records.","status":"live","headings":[{"slug":"companies-people","title":"Companies, domains & people data"},{"slug":"email-messaging","title":"Email & messaging"}],"indexable":true,"listed_since":"2026-11-05T15:21:41.474283Z","sources":[{"source":"mcp_registry","external_id":"com.clawhard/stamp","owner_address":null,"seen_at":"2026-11-05T15:21:41.474283Z","removed_at":null}],"endpoints":[{"url":"https://stamp.clawhard.com/mcp","host":"stamp.clawhard.com","protocol":"mcp","state":"live","last_probe_at":"2026-11-11T01:20:13.672581Z","last_ok_at":"2026-11-11T01:20:13.672581Z","tools_count":2,"tools_changed_at":"2026-11-10T13:29:22.009804Z","uptime_24h":1.0,"uptime_30d":1.0},{"url":"https://stamp.clawhard.com/","host":"stamp.clawhard.com","protocol":"web","state":"live","last_probe_at":"2026-11-11T01:20:12.685564Z","last_ok_at":"2026-11-11T01:20:12.685564Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[],"payment_options":[],"usage":null,"assessment":{"method":"2026.11.3","checks":[{"id":"answers","state":"pass","reason":"Answered a check 11 hours ago."},{"id":"owner","state":"pass","reason":"Control proven: clawhard.com, proven to the MCP Registry."},{"id":"track_record","state":"fail","reason":"Listed for 5 days; 30 are needed."},{"id":"real_customers","state":"not_applicable","reason":"It does not sell over x402."},{"id":"clean_scan","state":"pass","reason":"None of the patterns addrbook looks for (hidden instructions, invisible characters) appeared in the 2 tools this server showed it."}],"passed":3,"applicable":4,"contradicted":false,"computed_at":"2026-11-11T00:32:55.970816Z"},"identity":{"endpoint_domains":["clawhard.com"],"proven_domains":[{"domain":"clawhard.com","proven_by":"mcp_registry","serves_endpoint":true,"as_of":"2026-11-05T15:21:41.474283Z"}],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":{"endpoint_url":"https://stamp.clawhard.com/mcp","tools":2,"high":0,"medium":0,"findings":[],"observed_at":"2026-11-06T21:21:09.610430Z","evidence_id":3774630},"notice":"Not affiliated with addrbook — claim or request removal."}