Network Tools
Free network tools: IP subnet calculator, CCTV storage, data rate and download time calculators, MAC lookup and IP converters.
IP subnet calculatorWork out the network, broadcast, mask and host range for any IPv4 or IPv6 address, and split a network into smaller subnets.NVR and CCTV storage calculatorFind out how many days of video your NVR can keep, or how big a hard drive you need, for any mix of security cameras.IP to integer converterConvert IP addresses to decimal, hex and binary and back.MAC address lookup and formatterFind the manufacturer of a MAC address and convert it between colon, dash, Cisco and plain formats.GPON serial number converterConvert GPON and XGS-PON ONT serial numbers between the text form (HWTC1A2B3C4D) and the hex form (485754431A2B3C4D).Data rate converterConvert internet speeds and transfer rates: Mbps to MB/s, Gbps, KiB/s and data per hour, day or month.Download time calculatorFind out how long a download or upload will take at your internet speed, and what speed you need.Streaming bitrate calculator for OBSGet the right OBS bitrate, resolution and encoder settings for Twitch or YouTube based on your upload speed and connection quality.
About these tools
Utilities for network engineers, ISP support and home users: subnets, speeds, addresses and serial numbers. Everything is calculated in your browser.