IAS Crawler

Listed only

Content-rating and ad-verification crawler operated by Integral Ad Science. It visits web pages to assess content quality and brand safety and to support invalid-traffic detection for advertisers.

Operated by Integral Ad Science · Official documentation

User agents

Patterns this directory matches, with real observed strings.

regexias_crawler
observedIAS Crawler (ias_crawler; http://integralads.com/site-indexing-policy/)

How to verify

No verification recipe published by the operator.

Good Bot Practices scorecard

Identifies honestly
Stable UA token documented (1 pattern)
Verifiable
Operator publishes no verification path
Respects robots.txt
Honors 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.