BuiltWith
Listed onlyCrawler for BuiltWith's technology-profiling service, which visits sites and analyses publicly visible markup to determine which web technologies they use. BuiltWith publishes no IP ranges, so requests cannot be verified.
Operated by BuiltWith Pty Ltd · Official documentation
User agents
Patterns this directory matches, with real observed strings.
- regexBuiltWith/[\d.]+
- regexBW/[\d.]+
- observedBuiltWith/1.4; rb.gy/xprgqj
- observedBW/1.3; rb.gy/qyzae5
How to verify
No verification recipe published by the operator.
Good Bot Practices scorecard
- Identifies honestly
Stable UA token documented (2 patterns)
- Verifiable
Operator publishes no verification path
- Respects robots.txt
Honors robots.txt (token: BuiltWith)
- 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.