Is coursesu.com Safe? Security Analysis for Attention Required! | Cloudflare
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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
The website www.coursesu.com is currently inaccessible due to a Cloudflare Web Application Firewall (WAF) block page. This security mechanism prevents access to the site content, resulting in no visible business information, metadata, or user-facing content. The domain WHOIS data is unavailable, indicating the domain may be unregistered, very new, or protected by privacy measures. Consequently, no business details, contact information, or compliance policies are present for analysis. The technical infrastructure is limited to Cloudflare's security services, with no detectable CMS, frameworks, or hosting details. The security posture cannot be fully assessed due to lack of access, but the presence of a WAF block suggests a high-security environment or potential abuse triggers. Overall, the site currently presents a high risk due to lack of transparency and accessibility.
Detected Technologies
23 urgent findings need attention
9 critical · 14 high
- + 15 more findings in the full report below
Keep coursesu.com 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
6 findings
45/100
GDPR Compliance
4 findings
35/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
80/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Due to the absence of accessible content and WHOIS data, no meaningful business intelligence can be derived. The domain's lack of registration data and the Cloudflare block page raise questions about the legitimacy and operational status of the business. No information about market positioning, services, or partnerships is available. The site does not provide any contact or corporate information, limiting trust and credibility assessments.
Security Posture Analysis
Comprehensive Security Assessment
The security posture is indeterminate given the blocked access. The use of Cloudflare WAF indicates an intent to protect the site from attacks, but the aggressive blocking may also hinder legitimate user access. No security headers or SSL/TLS configuration details are available for review. The absence of published security policies, incident response contacts, or vulnerability disclosure mechanisms further limits security maturity evaluation. The domain's WHOIS invisibility is a negative indicator for trustworthiness.
Strategic Recommendations
Priority Actions for Security Improvement
Review and adjust Cloudflare WAF settings to reduce false positives and allow legitimate user access.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Cloudflare Detected
The website is blocked by Cloudflare security service, showing a challenge page preventing access.
Analysis results may be incomplete. For accurate analysis, please contact guard@offseq.com
Business Insights
poor
inconsistent
Technical Stack
Security Assessment
0Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website content is inaccessible due to Cloudflare WAF block.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak Strict-Transport-Security configuration
LOWCurrent value: "max-age=16070400; includeSubDomains; preload"
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)
Weak Referrer-Policy configuration
LOWCurrent value: "same-origin"
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Third-party services without privacy policy
HIGHDetected services: Cloudflare
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
Critical sector without clear security compliance
HIGHDetected sectors: transport, digital
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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 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
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 Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
Service Exposed: SSH
MEDIUMPort 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
Critical Service Exposed: Telnet
CRITICALPort 23 (Telnet) is publicly accessible - Telnet - Unencrypted remote access
High-Risk Service Exposed: RPC
HIGHPort 135 (RPC) is publicly accessible - RPC - Windows RPC endpoint
High-Risk Service Exposed: NetBIOS
HIGHPort 139 (NetBIOS) is publicly accessible - NetBIOS - Windows file sharing
Critical Service Exposed: SMB
CRITICALPort 445 (SMB) is publicly accessible - SMB - Windows file sharing, high risk
Critical Service Exposed: MSSQL
CRITICALPort 1433 (MSSQL) is publicly accessible - MSSQL - Database server
Critical Service Exposed: Oracle
CRITICALPort 1521 (Oracle) is publicly accessible - Oracle - Database server
Critical Service Exposed: MySQL
CRITICALPort 3306 (MySQL) is publicly accessible - MySQL - Database server
Critical Service Exposed: RDP
CRITICALPort 3389 (RDP) is publicly accessible - RDP - Remote Desktop, prime ransomware target
Critical Service Exposed: PostgreSQL
CRITICALPort 5432 (PostgreSQL) is publicly accessible - PostgreSQL - Database server
Critical Service Exposed: Redis
CRITICALPort 6379 (Redis) is publicly accessible - Redis - In-memory database
High-Risk Service Exposed: Elasticsearch
HIGHPort 9200 (Elasticsearch) is publicly accessible - Elasticsearch - Search engine
Critical Service Exposed: MongoDB
CRITICALPort 27017 (MongoDB) is publicly accessible - MongoDB - NoSQL database
How does coursesu.com compare?
coursesu.com 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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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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