Cybersecurity Rating
by ImmuniWeb® CyberScore™

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  • Website Security Rating
  • Website Privacy Rating
  • Encryption Security Rating
  • Email Security Rating
  • GenAI Exposure Rating
  • Dark Web Exposure
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63,079 organizations tested
|Provided "as is" without any warranty of any kind
21
tests
running
667
tests
in 24 hours
tests in 24 hours

Error:

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Cybersecurity Rating of cloudflare.com

Website
Security Rating: A+
Website
Privacy Rating: B+
SSL
Security Rating: A-
Email
Security Rating: B
GenAI
Exposure Rating: B
Tested on November 6th, 2026 15:11 GMT+0
Website Security:Tests Finished
Website Privacy:Tests Finished
SSL Security:Tests Finished
Email Security:Test Finished
GenAI Exposure:Test Finished

Website Security Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLGradeTested on
cloudflare.comhttps://www.cloudflare.com/ANovember 6th, 2026 15:13
www.cloudflare.comhttps://www.cloudflare.com/ANovember 6th, 2026 15:14
blocked.teams.cloudflare.comhttps://blocked.teams.cloudflare.com/C+November 6th, 2026 15:20
cdnjs.cloudflare.comhttps://cdnjs.cloudflare.com/ANovember 6th, 2026 15:25
vin.ns.cloudflare.comhttps://www.cloudflare.com/products/dns/A+November 6th, 2026 15:35
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Website Privacy Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLGradeTested on
cloudflare.comhttps://www.cloudflare.com/A+November 6th, 2026 16:05
www.cloudflare.comhttps://www.cloudflare.com/A+November 6th, 2026 16:05
blocked.teams.cloudflare.comhttps://blocked.teams.cloudflare.com/BNovember 6th, 2026 16:05
cdnjs.cloudflare.comhttps://cdnjs.cloudflare.com/BNovember 6th, 2026 16:05
vin.ns.cloudflare.comhttps://www.cloudflare.com/products/dns/FNovember 6th, 2026 16:05
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SSL Security Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLProtocolGradeTested on
cloudflare.comhttps://cloudflare.com
104.16.133.229:443		HTTPSA-November 6th, 2026 15:12
www.cloudflare.comhttps://www.cloudflare.com
104.16.123.96:443		HTTPSANovember 6th, 2026 15:12
blocked.teams.cloudflare.comhttps://blocked.teams.cloudflare.com
104.17.9.21:443		HTTPSA-November 6th, 2026 15:20
cdnjs.cloudflare.comhttps://cdnjs.cloudflare.com
104.17.24.14:443		HTTPSB+November 6th, 2026 15:20
vin.ns.cloudflare.comhttps://vin.ns.cloudflare.com
172.64.33.245:443		HTTPSA-November 6th, 2026 15:20
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Email Security Rating | Overview

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HostnameGradeTested on
cloudflare.comBNovember 6th, 2026 15:17
  • Email Server Security Report
    A total of 4 email servers were analyzed. Open relay was not detected, SMTP enumeration was not detected, a secure authentication was enforced across all tested servers, and PTR records were misconfigured on 4 of 4 servers. The average response latency was approximately 0.002s.
  • Email SSL/TLS Encryption Report
    SSL/TLS security testing was completed for 4 email servers. Server grade is B.
  • Email Server DNS Security Report
    SPF is set properly, DKIM is set properly, and DMARC is set properly. MTA-STS is partially configured for this domain. A and MX DNS records are fully validated.
  • Email Server Black and Spam Lists Report
    No email servers were found on blacklists.
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GenAI Exposure Rating

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  • 28 websites with vibe-coded or AI-created code patterns detected across 51 websites.
  • No leaks of AI tokens or other AI-related and sensitive data detected on the Dark Web.
  • No leaks of AI tokens or other AI-related and sensitive data detected across 51 websites.

Dark Web and Threat Exposure Rating | Overview

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HostnameTested on
cloudflare.comNovember 6th, 2026 15:12
  • Dark Web Exposure Report
    This domain name seems to have a free email service. For the moment, we do not display results for free emails.
  • Unprotected Cloud Storage Report
    No cloud storage buckets found.
  • Phishing Websites Report
    No potential phishing websites found.
  • Cybersquatting Domains Report
    No potential cybersquatting domains found.
  • Typosquatting Domains Report
    No potential typosquatting domains found.
  • Fake Accounts in Social Media Report
    No squatted social network accounts found.
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