Is sonntag-wp.de Safe? Security Analysis for SONNTAG Wirtschaftsprüfung
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Below Finance avg (78)
GDPR-aligned
Data handling
EU
Hosting region
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SONNTAG Wirtschaftsprüfung is a medium-sized professional services firm based in Germany specializing in auditing, tax consulting, legal advice, and related financial services. The company emphasizes a risk-oriented auditing approach aligned with international standards and offers comprehensive consulting services including business valuation, restructuring, and IFRS transition support. Affiliated with the international MOORE network, SONNTAG positions itself as a reliable partner for both local and cross-border clients. The website reflects a professional and consistent brand image with clear service descriptions and contact information. Technically, the site is built on WordPress with modern plugins and demonstrates good mobile optimization and SEO practices. Security posture is solid with HTTPS enforced and cookie consent implemented, though some security headers could be improved. Overall, the site is trustworthy and well-maintained, supporting the company's credible market position.
Detected Technologies
9 urgent findings need attention
1 critical · 8 high
- + 1 more findings in the full report below
Keep sonntag-wp.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
4 findings
65/100
GDPR Compliance
3 findings
48/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The company operates in the finance sector, targeting corporate clients requiring auditing, tax, and consulting services. Its business model revolves around professional services with revenue streams from statutory and voluntary audits, consulting projects, and valuation services. The affiliation with MOORE enhances its competitive advantage by providing international reach. The website's clear navigation and detailed service offerings indicate a mature digital presence. The company maintains multiple office locations in Germany, supporting regional client engagement. Social media channels and a dedicated career site suggest active engagement with stakeholders and talent acquisition efforts.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website employs HTTPS and a cookie consent mechanism, indicating compliance with basic security and privacy standards. Use of the Borlabs Cookie plugin suggests attention to GDPR compliance. No exposed sensitive data or vulnerable libraries were detected in the provided content. However, the absence of explicit security headers such as Content Security Policy or HSTS is a minor gap. No incident response or security policy pages were found, which could be improved to enhance transparency and readiness. Overall, the security posture is good for a professional services website but could benefit from additional hardening and documentation.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and enforce security headers like CSP, HSTS, X-Frame-Options to strengthen site security.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
SONNTAG Wirtschaftsprüfung
Wirtschaftsprüfer - Steuerberater - Rechtsanwälte. Im Bereich der Wirtschaftsprüfung verfolgen wir den risikoorientierten Prüfungsansatz entsprechend internationaler Vorgaben. Wir übernehmen gesetzlich vorgeschriebene und freiwillige Abschlussprüfungen einschließlich der Prüfung von Konzernabschlüssen nach den Vorschriften des HGB und der internationalen Rechnungslegung (IAS/IFRS, US-GAAP) sowie Sonderprüfungen und Ordnungsmäßigkeitsprüfungen. Im Rahmen der wirtschaftsprüfungsnahen Unternehmensberatung gehören unter anderem zu unserem Aufgabenspektrum die Unternehmensbewertung einschließlich der Erstellung von Bewertungsgutachten gemäß IDW S1, die Erstellung integrierter Unternehmensplanungen, die Sanierungs- und Restrukturierungsberatung einschließlich der Erstellung von Sanierungsgutachten gemäß IDW S6 sowie die Beratung öffentlicher Unternehmen und die Durchführung von komplexen Projekten zur Umstellung der handelsrechtlichen auf internationale Rechnungslegung (IFRS).
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Cookie consent mechanism implemented
- No exposed sensitive data detected
- Use of security plugins (Borlabs Cookie)
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed and content-rich.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak X-Frame-Options configuration
Current value: "DENY, SAMEORIGIN"
Missing Content-Security-Policy header
Controls resources the browser is allowed to load
Missing Permissions-Policy header
Controls browser features and APIs
Sensitive data may be cached
Cache-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 Policy found
GDPR requires clear information about cookie usage
Privacy policy may not be GDPR compliant
Privacy policy lacks explicit GDPR compliance elements
EU business without adequate privacy measures
EU 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
NIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
NIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
NIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
NIS2 requires documented incident response and business continuity plans
No business continuity planning found
NIS2 emphasizes operational resilience and business continuity
No security contact information
NIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
Clear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
Consider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
Detected sectors: transport, banking, 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
DMARC policy is set to "none"
No BIMI Record
BIMI displays brand logos in email clients
No MTA-STS Policy
MTA-STS enforces TLS for email delivery
No TLS-RPT Record
TLS-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
Server supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
Mixed Content Detected
3 resources loaded over insecure HTTP
Partial SSL/TLS Assessment
Completed 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
DNSSEC is not configured for this domain
CAA Records Not Configured
Certificate Authority Authorization (CAA) records not found
Domain Transfer Lock Not Enabled
Domain can be transferred without authorization
Domain Delete Lock Not Enabled
Domain can be deleted without additional verification
DMARC Policy Set to None
DMARC is configured but not enforcing any policy
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
No unnecessary services detected on common risky ports
How does sonntag-wp.de compare?
See how sonntag-wp.de stacks up against similar websites in the same industry.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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