All tools
Network
Inspect browser and network details, IP subnets, and connection speed. Each page explains how measurements work and whether network access is required.
5 available tools
- Browser Battery and Network Status CheckerView online state and, when browser APIs expose them, battery charge and estimated connection type, speed, and latency.
- My Browser, User Agent, and Screen InformationCheck inferred browser and OS, User-Agent, screen and viewport, locale, time zone, and exposed hardware details.
- HTTP Status Code Search and ReferenceSearch 34 common HTTP response codes from 100 through 505 by number, English name, or English explanation.
- IPv4 Subnet and CIDR CalculatorCalculate network, broadcast, host range, wildcard mask, and binary values from an IPv4 address and CIDR or netmask.
- Internet Download Speed and Ping TestRequest Cloudflare's speed-test endpoint to measure minimum and average latency plus Mbps from an approximately 25 MB download.