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Security report for hashnode.dev

Hashnode · Technology · N/a

Low risk. 3 critical or high findings in GDPR outside view and SSL/TLS.

Security score

78/100

Risk levelLow

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

Hashnode is a technology platform founded in 2015 that empowers developers and teams to create blogs, API documentation, and developer hubs. It is positioned as a trusted service used by over 4 million developers monthly, offering AI-powered features, GitHub synchronization, and customizable workflows. The platform targets developers and technical teams seeking efficient content creation tools. Technically, Hashnode employs modern web technologies including React and Next.js, hosted with Cloudflare DNS and CDN services, ensuring fast performance and mobile optimization. The website demonstrates excellent design quality and user experience, with clear navigation and professional branding. Security posture is good with HTTPS enabled and domain registration protections in place, though DNSSEC is not enabled and security headers are not explicitly detected. Privacy and cookie policies are not found in the provided content, indicating room for improvement in compliance transparency. Overall, the domain registration data aligns well with the business history, supporting legitimacy and trustworthiness.

Scanned

NIS2 and GDPR posture

GDPR outside view
70/ 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

3 findings rated critical or high. Fix these first.

  1. 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

  2. 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

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

Keep watching hashnode.dev

This scan found 18 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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  • 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
72
Security headers
70
Email security
70
DNS health
85
Network security
100
GDPR outside view
70
Average
78

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 hashnode.dev, from OffSeq Breach.

Total records
4
Employees
0
Customers
4
Third parties
0
Weak passwords
75%

3 subdomains affected

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 hashnode.dev.

Select it in the checkout above.

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

Hashnode operates in the technology sector as a platform service provider for developer blogging and documentation. Its competitive advantage lies in its AI-powered platform, GitHub integration, and a large user base of over 4 million developers monthly. The business model focuses on providing a SaaS platform that enhances developer productivity and content management. Growth indicators include a strong developer community and continuous feature enhancements. The company appears to maintain consistent branding and professional content, though explicit contact and compliance information is limited in the analyzed content. Partnerships or subsidiaries are not evident from the data provided.

Security posture

The security maturity of Hashnode is moderate to good. HTTPS is enforced, and domain registration includes multiple client protection statuses to prevent unauthorized changes. However, DNSSEC is not enabled, which is a recommended best practice for DNS security. No explicit security headers were detected in the HTML snapshot, and no published security or incident response policies were found. Analytics and advertising scripts are present but do not indicate aggressive tracking. The absence of privacy and cookie policies reduces compliance maturity. No vulnerabilities or exposed sensitive data were identified in the analysis. Overall, the security posture is solid but could benefit from enhanced DNS security, published policies, and security headers.

Recommendations

  1. Enable DNSSEC on the domain to improve DNS integrity and security.
  2. Publish comprehensive privacy and cookie policies with clear GDPR compliance statements.
  3. Implement and disclose a cookie consent mechanism to enhance user privacy transparency.
  4. Add security headers such as Content-Security-Policy, X-Content-Type-Options, and X-Frame-Options to harden the website against common attacks.
  5. Provide explicit contact information including security and incident response contacts to improve trust and compliance.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Hashnode
Description
Hashnode empowers developers and teams to effortlessly create blogs, API documentation, and developer hubs. Enjoy a lightning-fast, AI-powered platform with customizable workflows, GitHub sync, and easy-to-use MDX editing. Trusted by over 4 million developers every month.
Key services
blog creation, API documentation, developer hubs, AI-powered platform, customizable workflows, GitHub sync, MDX editing
Content quality
excellent
Branding
consistent

Technology

Stack
React, Next.js, Cloudflare DNS, Google Fonts, Liveblocks, Grammarly integration
Frameworks
Next.js, React
Platforms
Web
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enabled
  • Domain status includes clientDeleteProhibited, clientRenewProhibited, clientTransferProhibited, clientUpdateProhibited

Analytics and tracking

Services
Google Analytics, Microsoft Clarity
Tracking level
moderate
Privacy practices
basic

Advertising

Ad networks
Twitter Ads
Tracking pixels
Microsoft Clarity, Google Analytics (gtag)
Marketing tools
Microsoft Clarity, Twitter Ads
Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with no blocking or WAF challenge.
  2. No explicit privacy, cookie, or terms of service policies found in the provided HTML snapshot.
  3. No contact emails, phone numbers, or physical addresses explicitly found in the HTML snapshot.
  4. Strong branding and professional design focused on developer audience.
  5. Use of modern web technologies and integrations.
  6. Security posture is good but could be improved with DNSSEC and published policies.
  7. Analytics and advertising scripts present but no aggressive tracking detected.
Technical notes

Notes

Hashnode's technical infrastructure is modern and robust, leveraging React and Next.js frameworks for a performant and responsive web experience. Hosting and DNS are managed via Cloudflare, providing CDN and security benefits. The website loads quickly and is optimized for mobile devices. The use of Google Fonts and Liveblocks indicates integration of third-party services for enhanced UI and collaboration features. No CMS was detected, suggesting a custom-built platform. The technical implementation is clean with proper meta tags and SEO considerations. Opportunities exist to improve security headers and DNS security. Overall, the technical foundation supports a scalable and user-friendly platform.
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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