Is gyldendal.dk Safe? Security Analysis for Gyldendal
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SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
6 urgent findings need attention
6 high
Keep gyldendal.dk under constant watch
Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.
Security drift alerts
Risk score drops, new high-severity issues, and header hardening gaps
Compliance watch
GDPR / NIS2 posture changes with governance evidence snapshots
Infrastructure surface
Unexpected open services, SSL expiry, DNS & email authentication changes
Content & tracker intelligence
Marketing tech shifts, analytics drift, and AI recommendation updates
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Security Headers
6 findings
35/100
GDPR Compliance
1 finding
88/100
NIS2 Compliance
8 findings
17/100
Email Security
3 findings
72/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Gyldendal operates in the media sector as a large-scale publisher with a strong market position in Denmark. Its business model revolves around publishing and retailing books across multiple genres, catering primarily to Danish readers. The company leverages partnerships with various third-party marketing and analytics providers to optimize user engagement and advertising effectiveness. The website's integration with multiple marketing platforms and analytics tools indicates a data-driven approach to customer insights and targeted advertising. While the company maintains a professional online presence, the lack of visible direct contact information and terms of service suggests areas for enhanced transparency and customer engagement. Gyldendal's ecosystem includes collaborations with marketing platforms like Agillic and Salesforce, enhancing its marketing capabilities.
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a mature security posture with enforced HTTPS and a comprehensive cookie consent mechanism that supports GDPR compliance. The use of multiple analytics and marketing tools is balanced with clear privacy policy disclosures. However, the absence of key security headers such as Content-Security-Policy and X-Frame-Options represents an opportunity for improvement. No signs of exposed sensitive data or vulnerabilities were found in the HTML content. The lack of a published security policy or incident response contact limits transparency in security governance. Overall, the site is secure but could benefit from enhanced security controls and clearer communication channels for security incidents.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish HTTP security headers including Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Gyldendal
Gyldendal is a Danish publishing company offering a wide range of books including fiction, non-fiction, and books for children and youth, curated with a love for literature.
good
consistent
Technical Stack
moderate
good
good
good
Security Assessment
- HTTPS enforced
- Cookie consent mechanism
- Privacy policy linked
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
HSTS Not Enabled
MEDIUMHTTP Strict Transport Security (HSTS) is not configured
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Certificate Details
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
DNS Records
DNSSEC Status
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does gyldendal.dk compare?
gyldendal.dk scores below average. Browse similar domains to see how competitors handle security.
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PDF Report & Export
PDF download, email delivery, unlock code
Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.
SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
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