Websites Blocking ias_crawler

Site Stats Database currently tracks 180 websites that block ias_crawler. We detect this by analyzing each site's homepage, response headers, and DNS, then enrich every record with traffic and authority data.

By number of sites, ias_crawler is #728 of 10,135 blocked crawlers & bots that Site Stats Database tracks.

The most common topics among them are News, Calendar, and Events, and they are most common in United States and Germany. The breakdowns above show the full split, based on the 180 we track.

They tend to have stronger authority than the typical website: the median ias_crawler site has an Ahrefs Domain Rating of 32, higher than the 28 median across all sites Site Stats Database tracks.

Over the last 2 months, the number we track grew 22%, based on Site Stats Database's month-by-month snapshots of this group.

Traffic estimates, organic keywords, and authority come from DataForSEO; Domain Rating comes from Ahrefs' public endpoint; and the topic, market, and tech detections come from Site Stats Database's own crawler, which inspects each site's HTML, headers, DNS, and TLS certificate.

At least monthly. Traffic and rankings refresh every month, and detections refresh as sites are re-crawled, so this page always reflects the current 180 websites that block ias_crawler.

Yes. The complete, filterable list of all 180 websites that block ias_crawler, enriched with traffic history, authority, keywords, and the full tech stack, is available with a Site Stats Database plan.