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examineip
@examineip
ExamineIP
Building Free Networking Tools | VPN Testing | Privacy & Security Guides
About
Founder of ExamineIP - free networking tools and privacy guides for developers. I build IP lookup tools, test VPNs, analyze DNS performance, and write about internet security. Shar... Show more
Top Skills
html
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javascript
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php
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webdesign
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networking
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cybersecurity
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privacy
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web development
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python
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security testing
Projects
ExamineIP
Visit Project open_in_new Mar 2026 - PresentExamineIP is a comprehensive suite of free networking and security diagnostic tools designed for developers, security professionals, and privacy-conscious users.
What It Does:
Built 12 production-ready tools that perform real-time network diagnostics without requiring installation or registration. Tools include IP geolocation lookup, VPN leak detection (DNS/WebRTC/IPv6), DNS record checking, port scanning, subnet calculation, WHOIS lookup, speed testing, and encoding utilities.
Technical Stack:
- Frontend: React, JavaScript, HTML/CSS
- Backend: Node.js, REST APIs
- Integrations: MaxMind GeoIP, DNS resolver APIs, custom packet analysis
- Infrastructure: Cloudflare CDN, optimized for global performance
Educational Component:
Alongside tools, built 70+ technical guides explaining networking fundamentals (IP addresses, DNS, subnetting, VPNs, proxies) in plain English for developers at all levels.
Live Platform:
Tools: https://tools.examineip.com
Guides: https://examineip.com
Open for contributions and feedback!
#networking #security #privacy #devtools #opensource
Language & Tools
JavaScript, Python, HTML/CSS, Node.js, React, DNS, Networking, VPN Testing, Wireshark, Security Tools
Currently Exploring
Advanced VPN leak detection methods, proxy rotation strategies for web scraping, DNS-over-HTTPS implementation, and building privacy-focused developer tools.
Achievements
- Built ExamineIP with 12 free networking tools
- Published in-depth VPN testing methodology using Wireshark and packet analysis
- Created comprehensive guides on DNS, IP addresses, and internet privacy
- 227 indexed pages and growing
- Written 70+ technical guides on networking, privacy, and security
- Featured on DEV.to, Medium.com for VPN testing methodology
- Helping developers understand and protect their online privacy
- Published in-depth VPN testing methodology using Wireshark and packet analysis
- Created comprehensive guides on DNS, IP addresses, and internet privacy
- 227 indexed pages and growing
- Written 70+ technical guides on networking, privacy, and security
- Featured on DEV.to, Medium.com for VPN testing methodology
- Helping developers understand and protect their online privacy
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