NetKit is a fast, lightweight toolbox for checking networks and everyday developer tasks. No account, no ads, no tracking, and it only needs internet access.

Check your connection in one tap

Quick Test measures internet access, DNS, HTTPS and latency, and lets you share the result.

Network tools

• Ping and Traceroute


• DNS Lookup: A, AAAA, CNAME, MX, NS, TXT and SOA records


• Your public IP (IPv4 and IPv6)


• HTTP/HTTPS test and Uptime check


• SSL/TLS certificate check with days until expiry


• Port check (single port or a range)


• Whois with registrar and expiry date


• Subnet/CIDR and IPv6 calculators

Developer tools (work offline)

• JSON Formatter, JWT Decoder, Base64, Hash and UUID


• Regex tester with replace


• URL tools and Timestamp converter


• Data size converter

Built to be trusted

• No account, no ads, no tracking


• History and favorites stay on your phone, and history can be turned off


• Developer tools never send what you type anywhere


• Network tools only send the request you start yourself


• Large text, dark mode and screen reader support