Directory / Social previews

WhatsApp Link Preview Fetcher

Verifiable

WhatsApp's fetcher that requests a shared URL to build the link preview shown in chat. Meta documents the request's User-Agent format but no IP feed; verified by ASN lookup (AS32934), same as Meta's other crawlers.

Operated by Meta · Official documentation

User agents

Patterns this directory matches, with real observed strings.

  • regexWhatsApp/[\d.]+ [AIN]
  • observedWhatsApp/2.19.330 A
  • observedWhatsApp/2.19.92 i

How to verify

Look up the announced ranges by ASN

whois -h whois.radb.net -- '-i origin AS32934' | grep route

Good Bot Practices scorecard

  • Identifies honestly

    Stable UA token documented (1 pattern)

  • Verifiable

    Verifiable

  • Respects robots.txt

    Does not honor robots.txt

  • Behaves

    Crawl-rate behavior is operator-declared; not machine-verifiable from this dataset

  • Reachable operator

    Operator and documentation published

Measured against the Good Bot Practices.