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Directory/Categories/Security/Google Trust Services (DCV Check)
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Google Trust Services (DCV Check)

GoodBotVerifiedBOT

Helping build a safer Internet by providing a transparent, trusted, and reliable Certificate Authority. Operated by Google.

GoodBot
Assessment
Security
Category
BOT
Kind
1
Data sources
AI-generated summary, drawn from Cloudflare, operator docs, and community data

What is Google Trust Services (DCV Check)?

Google Trust Services (DCV Check) is a web crawler operated by Google. Helping build a safer Internet by providing a transparent, trusted, and reliable Certificate Authority.

Helpful — Verified, safe crawler. Respects robots.txt and provides operator documentation.

Identification

Bot name
Google Trust Services (DCV Check)
Operator
Google
Category
Security
Kind
BOT
Verification
Verified bot
Cloudflare slug
google-trust-services
User-agent patterns
Google-Trust-Services
User-agent string
Mozilla/5.0 (compatible; Google-Trust-Services/2.0; http://pki.goog/)
Main use cases
Security scanningVulnerability detectionThreat assessment

Why it crawls your site

Google Trust Services (DCV Check) crawls websites to scan for security vulnerabilities and potential threats. It is operated by Google as part of their security infrastructure. If you see this bot in your server logs, it is a verified crawler and generally safe.

IP ranges

Requests from Google Trust Services (DCV Check) originate from these published ranges. For strict verification, match the source IP against this list in addition to checking the user-agent and reverse-DNS.

Showing 24 of 311 ranges

Block or allow Google Trust Services (DCV Check)

Block it

Add a Disallow rule for Google-Trust-Services in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block Google Trust Services (DCV Check) from crawling your entire site
User-agent: Google-Trust-Services
Disallow: /

# Allow Google Trust Services (DCV Check) full access
User-agent: Google-Trust-Services
Allow: /
Allow & verify

Ensure your robots.txt allows Google-Trust-Services. Verify requests are genuine by checking the user-agent string and referring to Google's documentation.

Traffic & trends

Cloudflare Radar traffic

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Google Trends interest

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Data sources

This profile is compiled from the following sources.

CloudflareRadar
Last updated July 26, 2026