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Security report for tucows.com

Tucows · Technology · Canada

Medium risk. 6 critical or high findings in Security headers, GDPR outside view and 2 other checks.

Security score

59/100

Risk levelMedium

0–100, higher is better. How it is calculated

Tucows is a well-established technology company founded in 1993 and headquartered in Toronto, Canada. It operates multiple businesses including Tucows Domains, Ting, and Wavelo, offering domain registration services, fiber internet infrastructure, and telecom software solutions. The company holds a strong market position as the third largest domain registrar globally and is actively expanding its fiber internet services across the US. The website reflects a mature business with clear branding, comprehensive content, and a professional digital presence. Technically, the site is built on Webflow with modern analytics and tracking tools, optimized for performance and mobile devices. Security posture is strong with HTTPS, security headers, and no visible vulnerabilities, though there is room for improvement in publishing explicit security policies and cookie consent mechanisms. Overall, Tucows demonstrates high business credibility and digital maturity, with recommendations to enhance privacy compliance and incident response transparency.

Scanned

NIS2 and GDPR posture

GDPR outside view
53/ 100 · Medium
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

6 findings rated critical or high. Fix these first.

  1. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing Strict-Transport-Security header

      Forces HTTPS connections

      What to do: Add "Strict-Transport-Security: max-age=31536000; includeSubDomains; preload"

      • CWE-319
      • OWASP A04:2025
      • ASVS V3.4.1
  2. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

  3. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1
    • High

      SSL Certificate Expires Soon

      SSL certificate expires in 20 days

      What to do: Renew SSL certificate before expiration

      • NIS2 21(2)(h)
      • IR 2024/2690 9.2(c): Implementing Regulation (EU) 2024/2690, Annex point 9.2(c): Cryptography
      • NIST SC-17: NIST SP 800-53 Rev. 5 SC-17: Public Key Infrastructure Certificates

Need hands-on remediation? Email guard@offseq.com

Keep watching tucows.com

This scan found 27 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

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Recommended

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
37
Security headers
45
Email security
55
DNS health
65
Network security
100
GDPR outside view
53
Average
59

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention tucows.com, from OffSeq Breach.

Total records
5
Employees
0
Customers
5
Third parties
0
Weak passwords
0%

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for tucows.com.

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Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

Tucows operates a multi-brand business model targeting both consumer and enterprise customers in the technology and telecommunications sectors. Its subsidiaries focus on domain registration, fiber internet provision, and telecom SaaS, creating diversified revenue streams. The company leverages its long history and market leadership to maintain competitive advantages. The website's investor relations and career sections indicate growth and strategic focus. Partnerships and subsidiaries are clearly linked, supporting a cohesive ecosystem. The absence of direct contact emails and phone numbers suggests a controlled communication approach, primarily via web forms. The company’s social media presence and employee testimonials enhance trust and brand engagement.

Security posture

The website employs strong security measures including HTTPS with excellent SSL configuration and multiple security headers. No exposed sensitive data or vulnerable libraries were detected. However, the lack of a published security policy, incident response contact, and vulnerability disclosure program limits transparency and may impact user trust. The absence of a cookie consent mechanism is a compliance gap under GDPR. Overall, the security posture is mature but could benefit from enhanced policy disclosures and user-facing security information to align with best practices and regulatory expectations.

Recommendations

  1. Implement a visible cookie consent banner to ensure GDPR compliance and user awareness.
  2. Publish a dedicated security policy page detailing security frameworks and practices.
  3. Provide clear incident response contact channels such as security@ or abuse@ email addresses.
  4. Add a vulnerability disclosure or security.txt file to encourage responsible reporting.
  5. Include terms of service to clarify legal terms and user agreements.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Tucows
Description
Tucows offers Domain Name Services, Fiber Internet Services and SaaS through its businesses Tucows Domains, Ting and Wavelo. It is a tech company headquartered in Toronto, Canada, making the internet better since 1993.
Key services
Domain Name Services, Fiber Internet Services, Telecom SaaS
Content quality
excellent
Branding
consistent

Technology

Stack
Google Analytics, Google Tag Manager, LinkedIn Insight Tag, Webflow CMS, jQuery, Vimeo embed
Frameworks
Webflow
Platforms
Webflow hosting
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
90/100
Good practices seen
  • HTTPS enforced
  • Google Tag Manager with anonymize IP disabled
  • No exposed sensitive data in HTML
  • No vulnerable libraries detected

Analytics and tracking

Services
Google Analytics, LinkedIn Insight Tag
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
LinkedIn Insight Tag
Transparency
basic

Site quality

Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high

Key observations

  1. Website is professionally designed and well structured.
  2. Content is comprehensive and clearly describes business operations.
  3. Multiple brands and subsidiaries are clearly linked and described.
  4. No direct contact emails or phone numbers found; contact is via form only.
  5. No visible cookie consent mechanism despite GDPR compliance claim.
  6. No explicit security or incident response policies published.
  7. Use of modern web technologies and analytics tools.
  8. Social media presence is active and linked.
  9. No signs of suspicious or malicious content.
Technical notes

Notes

The website is built using Webflow CMS, leveraging modern JavaScript libraries including jQuery and Google Analytics for tracking. It uses Google Tag Manager and LinkedIn Insight Tag for marketing and analytics purposes. Hosting is via Amazon CloudFront CDN ensuring fast global delivery. The site is mobile optimized with good accessibility features and SEO meta tags. Performance is fast with no broken elements detected. The technical stack is modern and well maintained, though the site could improve by adding structured data (JSON-LD) for enhanced SEO and accessibility. No deprecated or vulnerable libraries were found, indicating good maintenance practices.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

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