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REQUEST ID: 91610a88-5a32-42d6-8780-36d12a21566c

2026-05-21T08:59:17.599Z 2a03:2880:15ff:52:: BOT

BOT DETECTION RESULT

STATUS: BOT
CONFIDENCE: 100%
OPERATOR: Meta
BOT NAME: Meta-ExternalAgent
TYPE: AI Training
UA CLAIM: Meta-ExternalAgent | CLOUDFLARE VERIFIED: yes (Page Preview)
WHY BOT:
  • AI training crawler for Meta's Llama and social media models

REQUEST INFO

ID: 91610a88-5a32-42d6-8780-36d12a21566c
TIME: 2026-05-21T08:59:17.599Z
METHOD: GET
URL: https://header-analyzer.franzai.com/robots.txt
PATH: /robots.txt

HEADERS (12)

accept: */*
accept-encoding: gzip, br
cf-connecting-ip: 2a03:2880:15ff:52::
cf-ipcountry: US
cf-ray: 9ff26259a8ed38a3
cf-visitor: {"scheme":"https"}
connection: Keep-Alive
host: header-analyzer.franzai.com
range: bytes=0-512000
user-agent: facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
x-forwarded-proto: https
x-real-ip: 2a03:2880:15ff:52::

NETWORK

IP: 2a03:2880:15ff:52::
TLS: TLSv1.3
PROTOCOL: HTTP/2

LOCATION

COUNTRY: US
CITY: DeKalb
ASN: 32934

JAVASCRIPT DETECTION

Status: NO JS SUPPORTED
JavaScript was not executed for this request

DETECTIVE ANALYSIS

Referrer Analysis

Source: Direct Visit
Full Referrer: Direct

Bot Detection Summary

Bot Probability: 0%
Confidence: 100%
Identified as: Meta Meta-ExternalAgent

Suspicious Indicators

- AI training crawler for Meta's Llama and social media models

User Agent

facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)

Raw JSON Data

{
  "id": "91610a88-5a32-42d6-8780-36d12a21566c",
  "timestamp": "2026-05-21T08:59:17.599Z",
  "timestampMs": 1779353957599,
  "request": {
    "method": "GET",
    "url": "https://header-analyzer.franzai.com/robots.txt",
    "path": "/robots.txt",
    "host": "header-analyzer.franzai.com"
  },
  "headers": {
    "accept": "*/*",
    "accept-encoding": "gzip, br",
    "cf-connecting-ip": "2a03:2880:15ff:52::",
    "cf-ipcountry": "US",
    "cf-ray": "9ff26259a8ed38a3",
    "cf-visitor": "{\"scheme\":\"https\"}",
    "connection": "Keep-Alive",
    "host": "header-analyzer.franzai.com",
    "range": "bytes=0-512000",
    "user-agent": "facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)",
    "x-forwarded-proto": "https",
    "x-real-ip": "2a03:2880:15ff:52::"
  },
  "cookies": {},
  "query": {},
  "network": {
    "ip": "2a03:2880:15ff:52::",
    "country": "US",
    "city": "DeKalb",
    "asn": 32934
  },
  "geo": {
    "country": "US",
    "city": "DeKalb",
    "asn": 32934,
    "colo": "IAD"
  },
  "bot": {
    "isBot": true,
    "probableBot": false,
    "confidence": 100,
    "suspiciousScore": 0,
    "spoofed": false,
    "uaVerified": true,
    "uaClaim": "Meta-ExternalAgent",
    "botName": "Meta-ExternalAgent",
    "operator": "Meta",
    "operatorSource": "rule",
    "type": "AI Training",
    "ruleId": "meta-external",
    "detectionReason": "AI training crawler for Meta's Llama and social media models",
    "reasons": [
      "AI training crawler for Meta's Llama and social media models"
    ],
    "rulesVersion": "d5662f0e0a20"
  },
  "cf": {
    "httpProtocol": "HTTP/2",
    "requestPriority": "weight=16;exclusive=0;group=0;group-weight=0",
    "edgeRequestKeepAliveStatus": 1,
    "requestHeaderNames": {},
    "clientTcpRtt": 21,
    "clientQuicRtt": 0,
    "colo": "IAD",
    "asn": 32934,
    "asOrganization": "Meta Platforms Ireland Limited",
    "country": "US",
    "isEUCountry": false,
    "city": "DeKalb",
    "continent": "NA",
    "region": "Illinois",
    "regionCode": "IL",
    "timezone": "America/Chicago",
    "longitude": "-88.75036",
    "latitude": "41.92947",
    "postalCode": "60115",
    "metroCode": "602",
    "tlsVersion": "TLSv1.3",
    "tlsCipher": "AEAD-AES256-GCM-SHA384",
    "tlsClientRandom": "BkKOYZnhMaUOyU0dQWw3JDvDJaXbx4UkCpiWVIw/hQo=",
    "tlsClientCiphersSha1": "GXSPDLP4G3X+prK73a4wBuOaHRc=",
    "tlsClientExtensionsSha1": "Y7DIC8A6G0/aXviZ8ie/xDbJb7g=",
    "tlsClientExtensionsSha1Le": "6e+q3vPm88rSgMTN/h7WTTxQ2wQ=",
    "tlsExportedAuthenticator": {
      "clientHandshake": "64ed4b32e020b9d8c2169f953b57e76d20f43517b6ebd84280aa9e144c9ada65b7d018ad80cd347942b4c74993c493e9",
      "serverHandshake": "5468409ee0689ec1df839270f8481b562b20016b038d92fc55d8dcd2ea72fa82ab3765705ce0117a5bb3398d34f6f608",
      "clientFinished": "839c5b6bcf235eac5ddacc8257e5c7cac083ff2d2c5d420c6aed9dd2ba39846f41073e8ee22606bc881e7aa3845cf9f8",
      "serverFinished": "030822baf9732031037dba475e4dbaad7ea62456ef271c6147c6320908ba58e273575b63f12228e7743e0fb8c06a12bb"
    },
    "tlsClientHelloLength": "334",
    "tlsClientAuth": {
      "certPresented": "0",
      "certVerified": "NONE",
      "certRevoked": "0",
      "certIssuerDN": "",
      "certSubjectDN": "",
      "certIssuerDNRFC2253": "",
      "certSubjectDNRFC2253": "",
      "certIssuerDNLegacy": "",
      "certSubjectDNLegacy": "",
      "certSerial": "",
      "certIssuerSerial": "",
      "certSKI": "",
      "certIssuerSKI": "",
      "certFingerprintSHA1": "",
      "certFingerprintSHA256": "",
      "certNotBefore": "",
      "certNotAfter": "",
      "certRFC9440": "",
      "certRFC9440TooLarge": false,
      "certChainRFC9440": "",
      "certChainRFC9440TooLarge": false
    },
    "verifiedBotCategory": "Page Preview",
    "edgeL4": {
      "deliveryRate": 188189
    }
  },
  "jsData": null
}