Is gultsch.de Safe? Security Analysis for Daniel Gultsch
https://gultsch.deCheck if gultsch.de is a scam or legitimate. Free security scan and reviews.
Below Technology avg (72)
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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 gultsch.de serves as a professional landing page for Daniel Gultsch, a freelance open-source software developer specializing in instant messaging, email, and open standards. The site highlights his leadership roles in projects such as Conversations and Ltt.rs and his active involvement in the XMPP Standards Foundation. The business model is focused on freelance development and community leadership within a niche technology sector. The website content is well-structured, professionally presented, and targets developers and open-source enthusiasts. Technically, the site is built using the Hugo static site generator and styled with Bootstrap 5.3.3, ensuring good performance and mobile optimization. External resources are loaded securely via HTTPS CDNs. However, no explicit security headers were detected, and SSL configuration details are not provided. The site does not employ analytics or tracking tools, reflecting a privacy-conscious approach. From a security perspective, the site demonstrates basic best practices such as resource integrity checks but lacks published security policies, incident response contacts, and privacy or cookie policies. The WHOIS data is consistent with the website's claims, showing legitimate domain registration and hosting. No suspicious patterns or privacy protection masking registrant data were found. Overall, the website is trustworthy and professional but could improve its privacy compliance and security posture by publishing relevant policies and implementing security headers.
Detected Technologies
16 urgent findings need attention
2 critical · 14 high
- + 8 more findings in the full report below
Keep gultsch.de 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
4 findings
25/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
60/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Daniel Gultsch operates as a small-scale freelance software developer with a strong focus on open-source projects related to instant messaging and communication protocols. His leadership in recognized projects and active role in the XMPP Standards Foundation position him as a niche expert with a dedicated community following. The business model relies on freelance development and community contributions rather than commercial sales. The website serves primarily as a portfolio and informational hub rather than a transactional platform. There is no evidence of partnerships, subsidiaries, or parent companies. The absence of advertising and tracking tools aligns with a privacy-respecting ethos. Growth indicators include ongoing project leadership and community engagement.
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a moderate security maturity level. It uses HTTPS for external resources and includes integrity attributes for scripts and stylesheets, indicating attention to resource security. However, the absence of security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security reduces protection against common web attacks. No security or incident response policies are published, and no contact channels for security issues are provided. The lack of analytics and tracking reduces privacy risks. Overall, the security posture is adequate for an informational site but could be enhanced to protect user data and improve trust.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy and cookie policy to improve GDPR compliance and user trust.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Daniel Gultsch
Freelance open-source software developer focused on instant messaging, email, open standards, and communication protocols. Project lead for Conversations and Ltt.rs, active member and chair of the XMPP Standards Foundation council.
good
consistent
Technical Stack
fast
good
good
good
Security Assessment
- Use of integrity and crossorigin attributes on CSS and JS resources
- HTTPS implied by external CDN links (jsdelivr.net, bootstrapcdn.com)
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a personal/professional landing page for a freelance software developer.
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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
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
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
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
No email authentication configured
CRITICALDomain is vulnerable to email spoofing
🏆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 Soon
HIGHSSL certificate expires in 14 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
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
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
- •No domain protection locks enabled
DNS Records
DNSSEC Status
DNS Performance
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Service Exposed: SSH
MEDIUMPort 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
How does gultsch.de compare?
gultsch.de 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
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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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Community rating
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