Is polyfill-fastly.io Safe? Security Analysis for DNStination Inc.
Check if polyfill-fastly.io is a scam or legitimate. Free security scan and reviews.
AI Summary
The website 'Fastly Polyfill' provides a specialized service that dynamically delivers JavaScript polyfills tailored to the requesting browser's needs. Operated by DNStination Inc., a US-based technology entity, the service targets web developers seeking to enhance browser compatibility efficiently. The site features a modern, responsive design with good accessibility and clear navigation, reflecting a technically mature infrastructure likely hosted or supported by Fastly's edge network. Security posture is adequate with HTTPS enforced, but lacks advanced security headers and explicit incident response policies. Privacy compliance is basic, with a privacy policy linked to Fastly's main site but no cookie consent mechanism present. Overall, the domain registration is transparent and consistent with the business purpose, supporting a legitimacy score of 85 out of 100. Strategic improvements in security headers, privacy mechanisms, and contact transparency would enhance trust and compliance.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
DNStination Inc. operates in the technology sector, providing a niche service for web developers focused on browser compatibility via polyfills. The business model centers on delivering customized JavaScript bundles, likely as a value-added service integrated with Fastly's CDN infrastructure. The target audience includes developers and organizations requiring optimized web performance across diverse browsers. The company is newly founded in 2024, indicating a startup or new product launch phase. The website links to Fastly's corporate terms and privacy pages, suggesting a partnership or service integration. No direct contact details or extensive marketing tools are present, indicating a focused technical offering rather than broad consumer engagement. The service's competitive advantage lies in its dynamic, minimal polyfill delivery, reducing client-side overhead.
Security Posture Analysis
Comprehensive Security Assessment
The website enforces HTTPS, ensuring encrypted communications. However, it lacks visible security headers such as Content-Security-Policy, X-Content-Type-Options, and Strict-Transport-Security, which are recommended to mitigate common web vulnerabilities. No incident response or security policy documentation is published, limiting transparency on handling security events. The absence of cookie consent mechanisms may pose compliance risks under privacy regulations. No vulnerable libraries or exposed sensitive data were detected in the HTML content. Overall, the security posture is moderate but could be significantly improved by implementing recommended headers, publishing security policies, and enhancing privacy compliance.
Strategic Recommendations
Priority Actions for Security Improvement
Implement DNSSEC to secure DNS resolution and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
DNStination Inc.
Fastly Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
good
consistent
Technical Stack
fast
good
good
basic
Security Assessment
- HTTPS enforced (implied by URL)
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website provides a specialized polyfill service for web browsers.
🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Weak Referrer-Policy configuration
LOWCurrent value: "origin-when-cross-origin"
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 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
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
📧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
No email authentication configured
CRITICALDomain is vulnerable to email spoofing
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Soon
HIGHSSL certificate expires in 29 days
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
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
⚡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
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings