Is kalthoff-kollegen.de Safe? Security Analysis for Kalthoff & Kollegen
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Below Finance avg (78)
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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
Kalthoff & Kollegen is a well-established German professional services firm specializing in tax advisory, business consulting, and legal services. Operating in multiple cities, the company targets SMEs, medical professionals, entrepreneurs, and private individuals. The firm holds reputable certifications such as the DStV-Qualitätssiegel and Digital DATEV-Kanzlei, underscoring its commitment to quality and digital transformation. Their service portfolio is comprehensive, covering digital tax consulting, compliance, payroll, legal advice, and corporate consulting. The website reflects a mature digital presence with modern technologies and a professional design, supporting their market position as a trusted regional leader. Technically, the website is built on Joomla CMS with Bootstrap and jQuery frameworks, incorporating interactive elements like sliders and app promotion. The site is mobile-optimized and SEO-friendly but lacks explicit privacy and terms of service pages. Security-wise, HTTPS is used, and CSRF tokens are present, but security headers and incident response information are missing, indicating room for improvement in security posture. No WAF or blocking mechanisms were detected, and no vulnerabilities were apparent in the provided content. Overall, the website demonstrates a solid business and technical foundation with good trust indicators. However, enhancements in privacy compliance, security policies, and transparency would strengthen their security and compliance standing. The absence of direct contact emails and postal addresses on the main page suggests potential improvements in contact accessibility. Strategic recommendations include publishing comprehensive privacy and security policies, implementing security headers, and establishing a vulnerability disclosure process to enhance trust and compliance.
Detected Technologies
10 urgent findings need attention
1 critical · 9 high
- + 2 more findings in the full report below
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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
20/100
GDPR Compliance
5 findings
28/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Kalthoff & Kollegen holds a strong market position as a regional leader in tax, legal, and business consulting services in Germany. Their competitive advantage lies in their digital transformation focus, evidenced by certifications and app offerings. The business model revolves around professional advisory services targeting SMEs and specialized sectors like medical professions. Revenue streams likely include consulting fees, tax advisory, legal services, and digital service subscriptions. The company maintains an active partnership ecosystem, notably with DATEV, a key player in German tax software. Growth indicators include repeated awards and a comprehensive service portfolio. The firm's operations are supported by a professional website with integrated social media channels, enhancing client engagement and brand visibility.
Security Posture Analysis
Comprehensive Security Assessment
The current security maturity level of the website is moderate. The use of HTTPS and CSRF tokens indicates basic security hygiene. However, the absence of security headers such as Content Security Policy (CSP), X-Frame-Options, and HSTS reduces the overall security posture. No explicit security or incident response policies are published, and no vulnerability disclosure mechanisms are evident. The lack of these elements may expose the organization to risks such as clickjacking, cross-site scripting, and delayed incident handling. Data protection practices appear minimal on the website, with no visible privacy policy or data protection officer contact. Incident response readiness is unclear, and security culture indicators are limited to certifications and quality seals. Addressing these gaps would significantly improve the security posture and compliance with GDPR and NIS2 requirements.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy and terms of service accessible from the website footer or main menu.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Kalthoff & Kollegen
Kalthoff & Kollegen are tax advisors, business consultants, and lawyers operating in multiple German cities including Dinslaken, Wesel, Bocholt, Düsseldorf, and Erkrath. They offer services in tax consulting, corporate consulting, and legal advice with a focus on digital transformation for SMEs.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- Use of HTTPS (implied by https URLs)
- No visible exposed sensitive data in HTML
- Use of CSRF token in scripts
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed and content-rich for a tax and legal consulting firm.
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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
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
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
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
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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
SPF Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Mixed Content Detected
MEDIUM5 resources loaded over insecure HTTP
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
No DMARC Record
MEDIUMDMARC policy not configured
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 kalthoff-kollegen.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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PDF Report & Export
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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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