Agent directory / facebookexternalhit
facebookexternalhit
Observed live across sites Botfall meters — measured, not copied from docs
Last seen23 hours ago
First seen59 days ago
Fetches · 24h1
Fetches · 30d151
Sites seen on3
Identity verified no published ranges
Networks observed AS-SMARTCOM - SMARTCOM TELEPHONE, LLC · ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. · ATT-INTERNET4 - AT&T Enterprises, LLC · COMCAST-7922 - Comcast Cable Communications, LLC · FACEBOOK - Facebook, Inc. · GOOGLE-CLOUD-PLATFORM - Google LLC
| Operator | Meta |
| Purpose | Social link preview |
| Identifies as | User-agent substring: facebookexternalhit |
What the operator publishes
Their documentation, not our measurements — re-checked automatically every day.
| Operator documentation | https://developers.facebook.com/docs/sharing/webmasters/web-crawlers link checked 2026-09-30 |
Provenance
What establishes this record, and when it was last checked — no speculative entries.
- Observed in live storefront telemetry (classifier lineage)checked 2026-07-30
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