Network Tools
Network utilities for sysadmins, web developers, and curious users: look up your public IP, query DNS records for any domain, run WHOIS lookups, and inspect HTTP response headers. Some tools fetch public data; everything else runs locally.
2 tools in this category.
Tools in Network Tools
Frequently asked questions
The network tools category on Uttir groups 2 free tools that network utilities for sysadmins, web developers, and curious users: look up your public ip, query dns records for any domain, run whois lookups, and inspect http response headers. some tools fetch public data; everything else runs locally. Every tool in this category runs entirely in your browser, with no signup, no uploads, and no tracking.
No. Every tool in the network tools category is free to use, with no signup, no paywall, and no limits. The site is supported by unobtrusive ads on tool pages, never on the tool itself.
Yes. Every tool in the network tools category processes your input locally in your browser. Nothing is uploaded to a server. You can verify this by opening DevTools → Network and watching for outbound requests while you use a tool.