Analysis for
clerk.com
FlareAI™ Summary
Clerk.com simplifies authentication and user management for modern web applications, particularly those using React, Next.js, and Remix. Security indicators are strong: a valid SSL certificate from Let's Encrypt secures data, and the domain has a long-standing history of nearly 30 years. Google Safe Browsing status is clean. Blacklist checks are clear, indicating a trusted domain. With a FlareScore of 95/100, clerk.com presents a safe and reliable service for developers.
Score Breakdown
How we calculated the Flare Score based on positive and negative signals.
Positive Signals
Negative Signals
Pro Tip: A valid SSL certificate is a basic requirement for any trustworthy site, but it doesn't guarantee the site is not a scam.
SSL & Security
SSL certificate and security headers configuration
SSL Certificate
Security Headers
How Was This Calculated?
Transparency into our FlareScore™ methodology and data sources used for this analysis.
clerk.com Analysis
FlareScore™: 95/100 (Safe Risk)
Our analysis of clerk.com identified 10 positive security indicators and 0 potential concerns. The FlareScore™ rating combines technical security measures, domain reputation, and content analysis.
Analysis Sources
- • WHOIS: Register.com - Network Solutions, LLC
- • SSL: Let's Encrypt
- • DNS: 17 records analyzed
- • Content: Visual & text analysis
Last Checked
Feb 05, 2026
3 weeks ago
Transparency Note: Our analysis is based on publicly available data and automated scanning. For detailed methodology and accuracy metrics, visit our methodology page.
Domain & WHOIS Information
DNS Configuration
Domain Name System records and email security configuration
HTTP Headers
Key server response headers for security analysis.
IP Geolocation
Server location and network information
Email Configuration
Email security and authentication records (SPF, DKIM, DMARC).
Performance Metrics
Website loading speed and performance analysis
Good performance, but there's room for optimization to improve loading speed.
Blacklist Check
Checking if this domain is listed on major security blacklists.
Discovered Subdomains
Publicly accessible subdomains associated with this domain.
Privacy & Trackers
Website Screenshot
In-Depth Analysis
Overview
Clerk.com provides authentication and user management solutions, particularly tailored for modern web frameworks like React, Next.js, and Remix. They aim to simplify the process of integrating user authentication into web applications.
Security Assessment
Clerk.com exhibits a strong security posture. The website utilizes a valid SSL certificate issued by Let's Encrypt, ensuring encrypted communication. The domain has a substantial age of nearly 30 years, indicating stability and trustworthiness. Crucially, Google Safe Browsing reports a CLEAN status, a strong positive signal that the site is not distributing malware or engaging in phishing activities. The hosting infrastructure is provided by Amazon.com, Inc., a reputable provider.
Trust Level
With a FlareScore of 95/100, Clerk.com presents a very low risk to users. This high score reflects the positive security indicators, including the valid SSL certificate, long domain age, and the CLEAN Google Safe Browsing status.
Recommendations
Users can generally trust Clerk.com. The presence of a privacy policy is a positive sign. While the site appears safe, it is still recommended to practice good security habits: use strong, unique passwords if creating an account (even though the data does not show the site has a login), and be cautious of any unexpected emails or requests.
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