Is deinzimmer.de Safe? Security Analysis for Günstige Unterkünfte für die Zwischenzeit | DeinZimmer.de
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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
DeinZimmer.de is an online platform specializing in affordable temporary accommodations in Germany, targeting students and individuals seeking short-term housing solutions such as student rooms, shared apartments, and apartments. The platform offers over 5,000 listings with a focus on ease of search, free mediation, and direct contact between renters and landlords. Technically, the website leverages modern JavaScript, Google Maps API for location services, and Google Tag Manager for analytics, hosted on Amazon AWS infrastructure. The site is well-structured, mobile-optimized, and provides a good user experience with clear navigation and relevant content. Security-wise, the site uses HTTPS and avoids exposing sensitive data, but lacks visible security headers and explicit privacy or cookie policies, which are important for GDPR compliance. Overall, the website is legitimate and professional but would benefit from enhanced privacy compliance and security best practices.
Detected Technologies
7 urgent findings need attention
7 high
Keep deinzimmer.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
7 findings
30/100
GDPR Compliance
3 findings
68/100
NIS2 Compliance
8 findings
17/100
Email Security
3 findings
82/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The platform operates in the real estate sector focusing on temporary housing, primarily serving students and transient renters in Germany. It maintains a medium-sized presence with a substantial listing base, indicating a solid market position. The business model revolves around providing a free mediation service and direct contact facilitation, likely monetized through advertising or premium listings. The absence of detailed company information and contact data limits deeper business intelligence, but the use of AWS and Google services suggests a mature digital infrastructure. No partnerships or subsidiaries were identified from the data. The platform's focus on affordability and ease of use positions it competitively in the student housing niche.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic to moderate security posture with HTTPS enabled and no immediate signs of vulnerabilities or exposed sensitive information. However, the lack of security headers such as Content-Security-Policy, X-Frame-Options, and others reduces its defense-in-depth. The absence of explicit security policies or incident response contacts indicates room for improvement in security governance and transparency. The use of third-party scripts like Google Tag Manager requires ongoing monitoring to mitigate supply chain risks. No WAF or blocking mechanisms were detected, and the site is fully accessible. Enhancing security headers and publishing clear security and privacy policies would strengthen the overall security posture.
Strategic Recommendations
Priority Actions for Security Improvement
Publish comprehensive privacy and cookie policies with clear GDPR compliance statements.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Über 5.000 günstige Unterkünfte für die Zwischenzeit: Studentenzimmer, WGs, Apartments. Schnelle & einfache Suche, kostenfreie Vermittlung, direkter Kontakt.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enabled
- No visible sensitive data exposure
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is accessible and not blocked by WAF.
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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
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 Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
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
Complex SPF record
LOWToo many include statements can cause lookup limits
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
Partial SSL/TLS Assessment
LOWCompleted 2 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
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
- •No domain protection locks enabled
DNS Records
DNSSEC Status
DNS Performance
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 deinzimmer.de compare?
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🔧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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