THE FOMITE

Species index / openai

OAI-SearchBot

Operated by OpenAI. Identity is self-declared and unverified.

105Requests
7Distinct IPs
62Well-known probes
2026-08-19First seen
2026-10-03Last seen

Identity

Kindcrawler
Familyopenai
Stated purposesearch
UA matchoai-searchbot
Verifiedno
robots.txtcompliant
Operator docshttps://platform.openai.com/docs/bots

What it went looking for

The order and selection of discovery paths is a design fingerprint: it reflects which conventions whoever built this client decided to support.

PathHitsFirstLast
/robots.txt1772026-08-192026-10-03
/llms.txt12026-08-302026-08-30
/openapi.json12026-08-302026-08-30
/.well-known/mcp-manifest-attestation12026-08-302026-08-30
/.well-known/security.txt12026-08-302026-08-30

Protocol fingerprint

HTTPTLSCipherALPNRequests
HTTP/2.0TLS1.3TLS_AES_128_GCM_SHA256h2403
HTTP/1.1------1

TLS client fingerprint

Captured off the wire before the proxy terminates TLS. JA4 is stable across IP changes and much harder to spoof than a User-Agent string, so it is the strongest identity signal on this page.

JA4JA3TLSALPNSeen
t13d1712h2_5b57614c22b0_ef7df7f74e48f5bd742fa8833305...13h2,http/1.144
t13d1713h2_5b57614c22b0_02c8e53ee398aa2d0ad206e0981d...13h2,http/1.19
t13d1712h2_5b57614c22b0_d5fe2c511efa27441b2a2ac1d51a...13h2,http/1.16
t13d1011h2_61a7ad8aa9b6_3fcd1a44f3e39685380a94a27d0b...13h2,http/1.11
t13d1011h2_61a7ad8aa9b6_3fcd1a44f3e3756a0db40cc163e8...13h2,http/1.11
t13d1011h2_61a7ad8aa9b6_3fcd1a44f3e38f1389e27f8af69d...13h2,http/1.11

Header order

The order a client sends its HTTP headers in is a design fingerprint of the library that built the request. Captured on plaintext port 80 only, since the proxy normalises order before the application sees it.

1. x-openai-host-hash
2. from
3. user-agent
4. accept
5. accept-encoding
6. host

seen 1x

Requests per day (60 days)

DayRequests 
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