Is reintel.es Safe? Security Analysis for Reintel
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Data handling
EU
Hosting region
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Reintel is the largest neutral operator of dark fiber infrastructure in Spain, operating as a subsidiary of Grupo Red Eléctrica (redeia). The company provides critical telecommunications infrastructure services including long-distance fiber networks, dedicated cables, equipment hosting, and customized connectivity solutions. Their market position is strong within the Spanish energy and telecommunications sectors, serving businesses requiring extensive fiber optic connectivity. The website reflects a mature digital presence built on Drupal 10, integrating modern technologies such as Google Tag Manager, Cookiebot for consent management, and Google Maps API. Despite a slow page load time, the site offers excellent content quality, clear navigation, and good mobile optimization. Security posture is solid with HTTPS, valid SSL certificates, and OCSP stapling, though improvements are recommended in DNS security and HTTP security headers. Privacy compliance is robust with comprehensive privacy and cookie policies and active consent mechanisms. Overall, Reintel demonstrates a professional and trustworthy online presence aligned with its business stature.
Detected Technologies
10 urgent findings need attention
1 critical · 9 high
- + 2 more findings in the full report below
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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
3 findings
70/100
GDPR Compliance
6 findings
0/100
NIS2 Compliance
7 findings
25/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Reintel's business model focuses on providing neutral dark fiber infrastructure, enabling connectivity across Spain with over 52,000 km of fiber and more than 1,300 strategic sites. Their competitive advantage lies in neutrality, extensive network capillarity, and technical support availability 24/7. The company targets telecommunications clients and enterprises needing reliable fiber networks. Their parent company, Grupo Red Eléctrica, supports their market credibility. The website content and linked domains confirm a strong partnership ecosystem and a focus on transparency and compliance. Growth indicators include a comprehensive service portfolio and detailed infrastructure data. The digital ecosystem integrates advanced consent management and analytics, supporting data-driven business insights.
Security Posture Analysis
Comprehensive Security Assessment
Reintel exhibits a mature security posture with enforced HTTPS using TLS 1.3 and TLS 1.2, valid multi-domain SSL certificates, and OCSP stapling enabled. SPF and DMARC DNS records are configured, though DMARC policy is set to 'none', suggesting room for improvement. The absence of DNSSEC and CAA records indicates potential DNS and certificate issuance risks. No critical vulnerabilities such as Heartbleed or FREAK were detected. The website employs cookie consent mechanisms compliant with GDPR, enhancing privacy protection. However, no explicit security or incident response policies are published, and no dedicated security contact emails were found. Security headers beyond SPF/DMARC are not evident, suggesting further hardening opportunities. Overall, the security posture is good but could benefit from enhanced DNS security and stricter email policies.
Strategic Recommendations
Priority Actions for Security Improvement
Enable HTTP Strict Transport Security (HSTS) with includeSubDomains and preload to enforce HTTPS and prevent downgrade attacks.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
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 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: Google Analytics, Facebook, Twitter, LinkedIn, YouTube, Google APIs
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
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
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
Mixed Content Detected
9 resources loaded over insecure HTTP
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
DMARC Policy Set to None
DMARC is configured but not enforcing any policy
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 reintel.es compare?
reintel.es 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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