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
669
tests
in 24 hours
tests in 24 hours

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Cybersecurity Rating of talktalk.co.uk

Website Security Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLGradeTested on
talktalk.co.ukhttps://www.talktalk.co.uk/COctober 3rd, 2026 09:44
www.talktalk.co.ukhttps://www.talktalk.co.uk/COctober 3rd, 2026 09:44
salesholding.talktalk.co.ukhttps://salesholding.talktalk.co.uk/FOctober 3rd, 2026 09:44
sftp.talktalk.co.ukhttps://sftp.talktalk.co.uk/Web/Account/Login.htmAOctober 3rd, 2026 09:44
auth.talktalk.co.ukhttps://www.talktalk.co.uk/COctober 3rd, 2026 09:44
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Website Privacy Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLGradeTested on
talktalk.co.ukhttps://www.talktalk.co.uk/A-October 3rd, 2026 09:31
www.talktalk.co.ukhttps://www.talktalk.co.ukNOctober 3rd, 2026 09:34
salesholding.talktalk.co.ukhttps://salesholding.talktalk.co.uk/B+October 3rd, 2026 09:34
sftp.talktalk.co.ukhttps://sftp.talktalk.co.uk/Web/Account/Login.htmAOctober 3rd, 2026 09:34
auth.talktalk.co.ukhttps://www.talktalk.co.uk/A-October 3rd, 2026 09:34
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SSL Security Rating | Overview

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The total number of subdomains is capped at 50.

HostnameURLProtocolGradeTested on
talktalk.co.ukhttps://talktalk.co.uk
159.60.150.46:443
HTTPSAOctober 3rd, 2026 09:32
www.talktalk.co.ukhttps://www.talktalk.co.uk
159.60.150.46:443
HTTPSAOctober 3rd, 2026 09:36
salesholding.talktalk.co.ukhttps://salesholding.talktalk.co.uk
3.162.3.106:443
HTTPSBOctober 3rd, 2026 09:37
sftp.talktalk.co.ukhttps://sftp.talktalk.co.uk
62.24.162.11:443
HTTPSCOctober 3rd, 2026 09:37
auth.talktalk.co.ukhttps://auth.talktalk.co.uk
172.64.153.85:443
HTTPSA+October 3rd, 2026 09:35
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Email Security Rating | Overview

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HostnameGradeTested on
talktalk.co.ukAOctober 3rd, 2026 09:33
  • Email Server Security Report
    A total of 12 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 properly configured. The average response latency was approximately 0.077s.
  • Email SSL/TLS Encryption Report
    SSL/TLS security testing was completed for 12 email servers. The worst grade across the tested servers is B+.
  • Email Server DNS Security Report
    SPF is set properly, DKIM is not set, and DMARC is set properly. MTA-STS is not configured for this domain. A and MX DNS records are unsigned.
  • Email Server Black and Spam Lists Report
    No email servers were found on blacklists.

GenAI Exposure Rating

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  • No 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
talktalk.co.ukOctober 3rd, 2026 09:30
  • Dark Web Exposure Report
    A total of 580 dark web incidents detected, containing 11746 mentions of the domain. 504 out of 580 incidents originate from Compromised Databases. Out of all detected Compromised Credentials, 1249 are considered to be of High risk. Mentions in Leaked Databases represent the most common source of compromised information, accounting for 11151 of the 11746 detected domain mentions on the Dark Web.
  • Unprotected Cloud Storage Report
    A total of 12 buckets detected across 3 cloud storage providers, including 1 public bucket and containing 125 publicly accessible files: 5 buckets were detected in Amazon S3, including 1 public bucket and containing 125 publicly accessible files; 4 buckets were detected in Azure Storage; 3 buckets were detected in Google Cloud Storage.
  • Phishing Websites Report
    3 potential phishing URLs detected. Example hostnames: apps-talktalk-co-uk-apps-f8547.firebaseapp.com and talktalk.framer.photos; the full list is available in the detailed report.
  • Cybersquatting Domains Report
    30 potential cybersquatting domains detected. Example domains: talktalk.jp, talktalk.hk and talktalkt.com; additional cybersquatting domains are available in the detailed report.
  • Typosquatting Domains Report
    2 potential typosquatting domains detected. Example domains: talitalk.com and talotalk.com.
  • Fake Accounts in Social Media Report
    No squatted social network accounts found.
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