CheckHost
ReviewCheckHost is a monitoring bot from Check-Host.net used for uptime monitoring, synthetic checks, performance measurement, accessibility review.
User-Agent
CheckHostUser-agent strings are identity signals, not proof of identity. Confirm the source and behavior before trusting a request.
Verification and Detection
Verification method: Verify CheckHost by matching `CheckHost` to Check-Host.net evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
CheckHost traffic is primarily detected by the `CheckHost` user-agent pattern. Compare source IPs, reverse DNS, request paths, and crawl cadence with Check-Host.net infrastructure before trusting the traffic.
Handling Guidance
Use this record as identity context. Verify the request source, behavior, and relevance to your site before allowing or restricting traffic.
CheckHost is used for uptime monitoring, synthetic checks, performance measurement, accessibility review, and site-health testing.
Record Details
- Type
- monitoring-bot
- Operator
- Check-Host.net
- Family
- Check-Host.net
- Kind
- Monitoring Bot
- Purpose
- Uptime And Performance Monitoring
- Identity
- Documented
- Detection confidence
- Medium
- Spoofing risk
- CheckHost Has Medium Spoofing Risk Because User Agent Strings Can Be Copied; Pair The Match With DNS, IP, Behavior, Or Operator Evidence.
- Status
- Active
- Respects robots.txt
- Unknown
- Last verified
- 2026 06 22
Robots.txt Snippet
User-agent: CheckHost
Disallow: /