Network Tools
10 free online tools — HTTP codes, IP, subnet, barcode & QR code tools
Explore our collection of 10 network tools. All tools are 100% free, fast, and process data locally in your browser for maximum privacy.
HTTP Status Codes
Browse complete HTTP status code reference
MAC Generator
Generate random MAC addresses with custom prefix
IP Version Detector
Detect if IP is IPv4 or IPv6, public or private
Subnet Calculator
Calculate subnet mask, network & broadcast
Port Reference
Browse common TCP/UDP port numbers & services
Barcode Generator
Generate CODE128 barcodes — save as image
Color Blindness Sim
Simulate protanopia, deuteranopia & tritanopia
QR Code Generator
Generate QR codes from text or URLs — download PNG
Password Strength Meter
Check password strength & estimated crack time
What is My IP
Show your public IP, location & ISP details