Net Diagnostic Toolbox

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About

A healthier network starts here. Net Diagnostic Toolbox is a network health checker and troubleshooter built for Apple platforms. One tap tells you if your network is fine; pro tools help you find out exactly where the problem is. ONE-TAP DIAGNOSTIC A full check in ~30 seconds: interface, Internet, DNS, ping, HTTPS, IPv6 and download speed — with a health score, issue analysis and actionable suggestions. PRO NETWORK TOOLS • Ping: latency, jitter, packet loss with live charts • Traceroute: per-hop latency to locate bottlenecks • DNS lookup: A/AAAA/CNAME/MX/TXT records, Cloudflare/Google/Quad9, server comparison • Port check: quick TCP service detection • HTTP check: status, redirects, DNS/TCP/TLS timing breakdown • TLS certificate: validity, issuer, chain, expiry warning • IPv4/IPv6 dual-stack testing • IP info: local & public IP SPEED TEST Powered by Cloudflare edge nodes. Download, upload, latency and jitter — with quality ratings for 4K streaming, gaming and video calls. LAN TOOLS Discover routers, NAS devices, printers and smart-home gadgets; inspect open ports and Bonjour services. PRIVACY FIRST Diagnostics stay on your device. No account, no tracking, no upload. PRO — ONE-TIME $0.99 Full diagnostics, advanced ping/dns/port, full speed test, unlimited history & favorites, PDF/JSON reports. Buy once, use on iPhone, iPad and Mac. No subscription, no ads. Note: LAN discovery works only on networks you own or are authorized to use.Read more

A healthier network starts here. Net Diagnostic Toolbox is a network health checker and troubleshooter built for Apple platforms. One tap tells you if your network is fine; pro tools help you find out exactly where the problem is. ONE-TAP DIAGNOSTIC A full check in ~30 seconds: interface, Internet, DNS, ping, HTTPS, IPv6 and download speed — with a health score, issue analysis and actionable suggestions. PRO NETWORK TOOLS • Ping: latency, jitter, packet loss with live charts • Traceroute: per-hop latency to locate bottlenecks • DNS lookup: A/AAAA/CNAME/MX/TXT records, Cloudflare/Google/Quad9, server comparison • Port check: quick TCP service detection • HTTP check: status, redirects, DNS/TCP/TLS timing breakdown • TLS certificate: validity, issuer, chain, expiry warning • IPv4/IPv6 dual-stack testing • IP info: local & public IP SPEED TEST Powered by Cloudflare edge nodes. Download, upload, latency and jitter — with quality ratings for 4K streaming, gaming and video calls. LAN TOOLS Discover routers, NAS devices, printers and smart-home gadgets; inspect open ports and Bonjour services. PRIVACY FIRST Diagnostics stay on your device. No account, no tracking, no upload. PRO — ONE-TIME $0.99 Full diagnostics, advanced ping/dns/port, full speed test, unlimited history & favorites, PDF/JSON reports. Buy once, use on iPhone, iPad and Mac. No subscription, no ads. Note: LAN discovery works only on networks you own or are authorized to use.