Is brandtcorstius.eu Safe? Security Analysis for Familie Guido Brandt Corstius
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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
AI Summary
The website brandtcorstius.eu is a personal/family heritage site focused on the Brandt Corstius family, presenting genealogical and historical information including images of family members, seals, and documents. It also references energy advising and educational roles, indicating some professional activities related to energy consultancy and education. The site is small-scale, non-commercial, and targets family members, genealogists, and historians interested in family heritage. Technically, the site is built using One.com Web Editor CMS and hosted by Hostnet bv. It uses standard HTML, CSS, and JavaScript with Google Fonts integration. The site is served over HTTPS with basic security headers but lacks advanced security configurations. Mobile optimization and accessibility are basic, with a fixed viewport width limiting responsiveness. From a security perspective, the site has no visible vulnerabilities or exposed sensitive data but lacks privacy, cookie, and security policies. There are no forms or data collection mechanisms, reducing risk but also limiting user engagement. No incident response or vulnerability disclosure information is provided, which is a gap for security maturity. Overall, the site is low risk but also low in privacy compliance and business credibility indicators. Strategic improvements in privacy policy implementation, security headers, and mobile responsiveness would enhance trust and compliance.
Detected Technologies
15 urgent findings need attention
1 critical · 14 high
- + 7 more findings in the full report below
Keep brandtcorstius.eu 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
8 findings
15/100
GDPR Compliance
5 findings
10/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The website serves as a digital archive and informational resource for the Brandt Corstius family, with no evident commercial business model. The presence of energy advising and educational training references suggests some professional activities, but these are not the primary focus. The site does not appear to generate revenue or engage in e-commerce. Its market position is niche and personal, targeting a small audience interested in genealogy and family history. There is no evidence of partnerships or subsidiaries. The site’s content and structure indicate a hobbyist or personal project rather than a commercial enterprise.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic security posture with HTTPS enabled and some security headers like Cache-Control and Expires. However, it lacks critical security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options. No forms or user input fields reduce attack surface, but absence of privacy and cookie policies indicates non-compliance with GDPR and related regulations. No incident response contacts or vulnerability disclosure mechanisms are present, limiting preparedness for security incidents. Overall, the security maturity is low to moderate, suitable for a personal informational site but not for commercial or sensitive data handling.
Strategic Recommendations
Priority Actions for Security Improvement
Implement a comprehensive privacy policy and cookie policy to improve GDPR compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Familie Guido Brandt Corstius
Personal/family website presenting historical and genealogical information about the Brandt Corstius family, including images of family members, seals, and documents. Also mentions energy advising and educational roles.
basic
moderate
Technical Stack
moderate
basic
basic
basic
Security Assessment
- HTTPS enabled
- No visible exposed sensitive data
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a personal/family heritage site with genealogical and historical content.
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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-Frame-Options header
HIGHPrevents clickjacking attacks
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
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
HIGHDetected services: Google APIs
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
Critical sector without clear security compliance
HIGHDetected sectors: transport, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
No DMARC reporting
LOWDMARC aggregate reports not configured
No BIMI Record
LOWBIMI displays brand logos in email clients
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
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 38 days
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
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
DMARC Policy Set to None
LOWDMARC is configured but not enforcing any policy
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
How does brandtcorstius.eu compare?
brandtcorstius.eu scores below average. Browse similar domains to see how competitors handle security.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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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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