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.
Certificate recorded, valid to 2026-12-07
Authorization not required
Changed the definition of "analyze_eml", "check_blacklist", "check_spoofability" and 4 more
⟨34 unchanged words⟩ - for the authoritative score use create_mailtest instead.Free tool by Postbox Services.
⟨33 unchanged words⟩ not resolved to IPs. Returns per-list listing status.Free tool by Postbox Services.
⟨24 unchanged words⟩ domains). Returns an A-F grade with findings.Free tool by Postbox Services.
⟨43 unchanged words⟩ returned address, after which get_mailtest_result returns the score.Free tool by Postbox Services.
⟨6 unchanged words⟩ age (young domains have weak sending reputation).Free tool by Postbox Services.
⟨24 unchanged words⟩ cross-domain jumps, https downgrades, meta/JS redirects).FreeFetchingtoolisbySSRF-hardenedPostbox(privateServices.ranges blocked, HTTPS-only, per-hop validation); how it works: https://redirect.postboxservices.com/
⟨6 unchanged words⟩ , created/updated/expires dates, nameservers, DNSSEC, status flags.Free tool by Postbox Services.
Unknown → Live
First tool surface recorded: 8 tools (server version 0.1.1)
https://mcp.postboxservices.com/mcp (mcp_streamable_http) — from mcp_registry, with the record
Showing the latest 6 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed