Subnet Calculator
Calculate network, broadcast, usable host range, and host count.
Networking Tools
Free browser-based tools for subnetting, WiFi planning, router security, speed troubleshooting, Ethernet cable choices, VPN router checks, and firmware updates.
WiFi Channel Planner
Choose 2.4 GHz and 5 GHz channels based on your environment.
Router Default Login Finder
Find common default gateway addresses by brand.
Router Security Checklist Generator
Create a printable router hardening checklist.
Internet Speed Troubleshooting Checklist
Walk through wired, WiFi, modem, and ISP checks.
Ethernet Cable Guide Tool
Choose Cat5e, Cat6, Cat6a, or fiber for a run.
VPN Router Compatibility Checker
Check whether a router is a practical VPN candidate.
Firmware Update Checklist
Plan a safe firmware update and rollback path.