Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Changed the definition of "dns_lookup", "domain_intel", "domain_report" and 3 more
{"additionalProperties":true,"properties":{"domain":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"records":{}},"type":"object"}
⟨10 unchanged words⟩ ,"last_changed":{},"nameservers":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"registrar":{},"status":{}},"type":"object"}
⟨6 unchanged words⟩ ,"email":{},"free_tier_note":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"registration":{},"tech":{}},"type":"object"}
⟨10 unchanged words⟩ ,"is_free_provider":{},"mx_hosts":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"spf":{},"spf_checked":{},"verdict" ⟨2 unchanged words⟩
⟨6 unchanged words⟩ ,"domain":{},"free_tier_note":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"source":{},"subdomains":{},"truncated" ⟨2 unchanged words⟩
⟨5 unchanged words⟩ ,"generator":{},"powered_by":{},"provenance":{"description":"Where this answer came from. served_at is when Datakoot answered (UTC); upstream lists the official sources consulted. Datakoot may serve a briefly cached copy, so the source's own observation can be older than served_at.","properties":{"may_be_cached":{"type":"boolean"},"publisher":{"type":"string"},"served_at":{"format":"date-time","type":"string"},"upstream":{"items":{"type":"string"},"type":"array"}},"type":"object"},"security_headers":{},"server":{},"status" ⟨5 unchanged words⟩
Changed the definition of "dns_lookup", "domain_intel", "domain_report" and 3 more
before
—after
{"additionalProperties":true,"properties":{"domain":{},"records":{}},"type":"object"}before
—after
{"additionalProperties":true,"properties":{"abuse_contact":{},"age_years":{},"created":{},"dnssec_signed":{},"domain":{},"expires":{},"found":{},"last_changed":{},"nameservers":{},"registrar":{},"status":{}},"type":"object"}Changed the definition of "dns_lookup", "domain_intel", "domain_report" and 3 more
before
—after
DNS Lookupbefore
—after
{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"DNS Lookup"}before
—Domain Intel
Certificate changed, valid to 2026-12-22
Certificate recorded, valid to 2026-10-24
Authorization not required
First tool surface recorded: 6 tools (server version 1.0.0)
Showing the latest 7 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed
before
—after
{"additionalProperties":true,"properties":{"_datakoot_note":{},"dns":{},"domain":{},"email":{},"free_tier_note":{},"registration":{},"tech":{}},"type":"object"}before
—after
{"additionalProperties":true,"properties":{"auth_posture":{},"can_receive_mail":{},"dmarc_checked":{},"dmarc_policy":{},"dmarc_record":{},"domain":{},"is_disposable":{},"is_free_provider":{},"mx_hosts":{},"spf":{},"spf_checked":{},"verdict":{}},"type":"object"}Discover a domain's public subdomainsof(app.,aapi.,domainstaging.,fromandpublicso on) from Certificate Transparency logs,(querying crt.sh).and Cert Spotter in parallel and returning whichever answers first. Useful for mapping a company's public attack surface(app.,orapi.,infrastructure.staging.,Ifetc.).bothBest-effort:sourcescrt.sharecandownbetheslow;call returnsaannoteerrorifratherunavailable.than an empty list.
before
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{"additionalProperties":true,"properties":{"_datakoot_note":{},"available":{},"count":{},"domain":{},"free_tier_note":{},"source":{},"subdomains":{},"truncated":{}},"type":"object"}before
—after
{"additionalProperties":true,"properties":{"analytics":{},"cdn":{},"generator":{},"powered_by":{},"security_headers":{},"server":{},"status":{},"technologies":{},"title":{},"url":{}},"type":"object"}before
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Domain Intel"}before
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Domain Reportbefore
—after
{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Domain Report"}before
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Email Deliverabilitybefore
—after
{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Email Deliverability"}before
—after
Subdomainsbefore
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Subdomains"}before
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Tech Stackbefore
—after
{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Tech Stack"}