Last updated: February 2026
1. Tools Provided As-Is
All tools on johlem.net are provided without warranty of any kind, express or implied. No guarantee of accuracy, completeness, or fitness for any particular purpose is made.
2. User Responsibility
Users are solely responsible for understanding the security implications and legal requirements of using these tools. You must have appropriate knowledge and authorization for any security testing activities.
3. Public Information Only
These tools query and display publicly available information from DNS records, WHOIS databases, SSL certificates, and HTTP headers. No proprietary or protected data is accessed.
4. No Liability
johlem.net and its operator accept no liability for any damages, losses, or consequences arising from the use or misuse of these tools.
5. Professional Use
These tools are intended for qualified security professionals, researchers, and educational purposes only.
6. Data Privacy
No data from your queries is stored, logged, or shared with third parties. All analysis is performed in real-time. Most tools process data entirely client-side in your browser.
7. Compliance
Users must comply with all applicable laws and regulations in their jurisdiction when using these tools.
8. Acceptable Use
Permitted: Security research, education, professional penetration testing (with authorization), personal security assessment, and legitimate business use.
Prohibited: Unauthorized access attempts, illegal activities, harassment, automated abuse, and any activity that violates applicable laws.
9. Contact
For questions about these terms: contact [at] johlem [dot] net