Is is-a.dev Safe? Security Analysis for is-a.dev - Free subdomains for developers
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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 is-a.dev offers a free subdomain registration service targeted primarily at developers. It enables users to obtain free `.is-a.dev` subdomains by following instructions hosted on a GitHub repository. The service is positioned as a niche developer tool with a small-scale operation founded in 2020. The website content is clear, relevant, and professionally presented with consistent branding and a focus on developer engagement through GitHub and Discord communities. From a technical perspective, the site uses modern web technologies including HTML5, CSS3, JavaScript, and is hosted behind Cloudflare, ensuring fast performance and good mobile optimization. The presence of Carbon Ads and Cloudflare Insights indicates minimal advertising and analytics usage, with a low level of user tracking. SEO and accessibility are adequately addressed, though accessibility is basic. Security posture is solid with HTTPS enforced and no visible vulnerabilities or exposed sensitive data. However, the site lacks explicit security headers and formal privacy or cookie policies, which are important for compliance and trust. Incident response is partially addressed via a GitHub abuse reporting mechanism, but no dedicated security contact or vulnerability disclosure policy is present. Overall, the website is trustworthy and functional with a good balance of usability and security for its scope. The main risks relate to privacy compliance and formal security governance, which could be improved to enhance user trust and regulatory adherence.
Detected Technologies
11 urgent findings need attention
11 high
- + 3 more findings in the full report below
Keep is-a.dev 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
8 findings
25/100
GDPR Compliance
3 findings
50/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The business operates as a small-scale technology service providing free subdomains to developers, leveraging GitHub for registration and community engagement. Its competitive advantage lies in offering a no-cost, easy-to-access subdomain service with transparent open-source registration processes. Revenue streams appear limited to voluntary donations, as indicated by the donation link. The target customers are developers seeking personalized subdomains for projects or portfolios. The partnership ecosystem includes GitHub and Discord for community and issue tracking. Growth indicators include ongoing updates since 2020 and active community channels. Strategic observations suggest potential to expand services or formalize compliance and security policies to increase adoption and trust.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate to good security maturity level. HTTPS is properly implemented, and no sensitive data exposure or vulnerable libraries were detected. The use of Cloudflare provides additional security and performance benefits. However, the absence of key security headers such as Content-Security-Policy and X-Frame-Options reduces defense-in-depth. Privacy compliance is weak due to missing privacy and cookie policies, and no formal vulnerability disclosure or dedicated security contact is provided. Incident response is handled informally via GitHub issues for abuse reports. Overall, the security culture appears informal but functional for the service scale, with room for improvement in governance and compliance.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy and cookie policy to improve GDPR compliance and user trust.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
A service to allow developers to get free `.is-a.dev` subdomains
good
consistent
Technical Stack
fast
good
basic
good
Security Assessment
- HTTPS enforced
- No exposed sensitive data
- Subdomain availability check with input validation
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website provides a free subdomain registration service targeted at developers.
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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=0; includeSubDomains"
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
Sensitive data may be cached
LOWCache-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
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
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
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
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 53 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
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
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 is-a.dev 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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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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