Is opentennisclub.fi Safe? Security Analysis for Open Tennis Club
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GDPR-aligned
Data handling
EU
Hosting region
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Open Tennis Club is a small, active tennis club based in Helsinki, Finland, focused on providing tennis activities and competitions for adults and young adults. The club organizes its own OTC Cup series and supports both hobbyist and competitive players. The website is built on WordPress and hosted on Cloudpit infrastructure, featuring a modern design with clear navigation and bilingual content in Finnish and English. However, the site lacks critical privacy and cookie policies, and the SSL certificate is misconfigured, which undermines user trust and security. The Google Analytics plugin is installed but not configured, and the Facebook feed integration is broken due to API changes. Security headers and HTTPS best practices are not fully implemented, indicating room for improvement in security posture.
Detected Technologies
14 urgent findings need attention
2 critical · 12 high
- + 6 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
8 findings
15/100
GDPR Compliance
6 findings
0/100
NIS2 Compliance
7 findings
25/100
Email Security
1 finding
50/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The club operates a membership-based model offering tennis tournaments, team participation, and social events, targeting tennis enthusiasts in the Helsinki area. Its market position is that of a niche local sports club with active member engagement and community focus. The website content and structured data reinforce the club's identity and services, while social media presence on Facebook supports outreach. The lack of privacy and cookie policies may expose the club to compliance risks under GDPR. The technical infrastructure is standard for small organizations, relying on WordPress and common plugins, with hosting by Cloudpit. The club could benefit from improving digital maturity by addressing security and compliance gaps.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website uses HTTPS but suffers from a critical SSL certificate mismatch, which can cause browser warnings and reduce user trust. No HSTS or security headers are present, leaving the site vulnerable to certain attacks. The Google Analytics plugin is not configured, and the Facebook feed integration is broken, indicating maintenance gaps. No incident response or security policy information is available. DNS records show no DNSSEC or CAA records, which could improve domain security. Overall, the security posture is basic and requires improvements to meet modern standards and GDPR compliance.
Strategic Recommendations
Priority Actions for Security Improvement
Replace or reissue SSL certificate to correctly cover opentennisclub.fi domain to eliminate browser warnings.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
Forces HTTPS connections
Missing X-Frame-Options header
Prevents clickjacking attacks
Missing X-Content-Type-Options header
Prevents MIME type sniffing
Missing Content-Security-Policy header
Controls resources the browser is allowed to load
Missing X-XSS-Protection header
Legacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
Controls referrer information sent with requests
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 Privacy Policy found
GDPR requires a clear and accessible privacy policy
No Cookie Policy found
GDPR requires clear information about cookie usage
No Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
Insufficient contact information
GDPR requires organizations to provide clear contact details
EU business without adequate privacy measures
EU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
Detected services: Facebook
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 NIS2 reference found
Consider 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
Email Security Check Incomplete
Some email security checks timed out
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
HSTS Not Enabled
HTTP Strict Transport Security (HSTS) is not configured
Mixed Content Detected
36 resources loaded over insecure HTTP
Certificate Details
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
DNS Records
DNSSEC Status
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
High-Risk Service Exposed: FTP
Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
Service Exposed: SSH
Port 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
Critical Service Exposed: MySQL
Port 3306 (MySQL) is publicly accessible - MySQL - Database server
How does opentennisclub.fi compare?
opentennisclub.fi 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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