Netcraft

Netcraft is a web crawler that conducts comprehensive internet surveys, analyzing web server technologies and infrastructure across millions of websites to provide market intelligence.

NetcraftSurveyAgent is operated by Netcraft, a cybersecurity company specializing in threat intelligence and digital risk protection. The bot crawls websites to build threat intelligence databases that detect phishing sites and online threats, powering brand protection services that protect organizations from fraud and scams.

Netcraft SSL Server Survey is a security scanner operated by Netcraft, a cybersecurity and digital risk protection company. This bot scans websites to collect SSL/TLS certificate information as part of their threat intelligence operations and web infrastructure security analysis.