Network Tools
🛠️🌐 gf.dev is a toolbox of fast network & web diagnostics - IP lookup, port scans, DNS/WHOIS, ping/TTFB, HTTP/2–HTTP/3 checks, and security header audits.
Total amount contributed
$263.00 USD
Contributions
Budget
Transparent and open finances.
Transactions
-$2.00USD
Completed
Contribution #935285
Debit from Network Tools to Carbon •
-$5.00USD
Completed
Contribution #926458
-$1.00USD
Completed
Contribution #926459
Debit from Network Tools to Mocha •
-$5.00USD
Completed
Contribution #926457
-$5.00USD
Completed
Contribution #926453
-$2.00USD
Completed
Contribution #926455
-$15.00USD
Completed
Contribution #926456
-$10.00USD
Completed
Contribution #926448
-$5.00USD
Completed
Contribution #926450
-$2.00USD
Completed
Contribution #926451
About
🚀 gf.dev (Geek Tools) is a practical suite of network and website troubleshooting tools—built for developers, sysadmins, and anyone who needs quick answers when something feels “off” online. 🧑💻🛠️
From basic connectivity checks to security and protocol validation, gf.dev helps you diagnose issues fast, without bouncing between a dozen sites. ⚡
From basic connectivity checks to security and protocol validation, gf.dev helps you diagnose issues fast, without bouncing between a dozen sites. ⚡
🔧 What you can do
- 🌍 What’s my IP? Instantly view your public IPv4 + ISP/location info for debugging.
- 🔓 Open Port Scanner to see what’s reachable from the outside.
- 🧭 DNS A record lookup to confirm where a domain resolves (great for propagation/migrations).
- 🧾 WHOIS & hosting checks for ownership, registrar, and expiry details.
- 📶 Ping + TTFB to measure latency and backend responsiveness.
- 🚄 HTTP/2 + HTTP/3 (QUIC) readiness checks to verify modern protocol support.
- 🛡️ Security tooling like response header viewer, security headers audit, CSP/HSTS checks, clickjacking test, mixed content scan, TLS cipher scanning, and more.
💡 Who it’s for
📌 Web developers debugging deployments
📌 Sysadmins / DevOps validating uptime, ports, and DNS
📌 Security-minded teams checking headers, TLS, and exposure risks
📌 Anyone who wants quick, no-fuss network insight 🔍
📌 Sysadmins / DevOps validating uptime, ports, and DNS
📌 Security-minded teams checking headers, TLS, and exposure risks
📌 Anyone who wants quick, no-fuss network insight 🔍
✨ Made for speed and clarity: run a scan, get results, fix the issue - repeat. 🔁✅
Our team
Henrick
Admin