NetTools - Network Analyzer

Your Network. Fully Understood. NetTools is the professional-grade network toolkit that fits in your pocket. Diagnose problems in seconds, harden your security, and see exactly what's happening on your connection — whether you're troubleshooting at home or managing infrastructure in the field. WHAT'S UNDER THE HOOD See Your Connection Clearly Real-time analysis with the metrics that actually matter — latency, packet loss, and throughput at a glance. Know your connection before your users do. Discover Everything on Your Network Automatic UPnP and Bonjour service discovery maps every device and service broadcasting on your network. No guesswork, no blind spots. Ping & Traceroute Track reachability and trace the exact path your data travels — hop by hop. Pinpoint latency spikes and routing failures the moment they appear. Port Scanner Expose open ports before attackers do. A fast, precise scan of your network's attack surface, with results you can act on immediately. DNS Lookup Instant DNS record retrieval across all record types. Resolve misconfigurations, verify propagation, and troubleshoot resolution failures without leaving the app. SIP Proxy Verification Confirm your VoIP infrastructure is reachable and responding. Keep communication systems healthy with on-demand SIP proxy status checks. TLS Certificate Inspector Full certificate chain inspection — SANs, key algorithms, expiry, and security headers. Know exactly what your TLS configuration is saying to the world. Security Analysis SPF, DMARC, CAA, and HSTS checks in one place. Verify your domain's security posture without juggling a dozen separate tools. WHOIS & Domain Intel Registrar, nameservers, registration and expiry dates — all pulled directly over TCP port 43. Fast, accurate, no third-party web lookups. Wake on LAN Wake any device on your network with a broadcast magic packet. Manage known MAC addresses and power up machines without leaving the app. Subnet Calculator Clear, visual subnet math. Calculate host ranges, broadcast addresses, and CIDR breakdowns without reaching for a separate calculator. HTTP Header Inspector Full response headers for any URL. Debug redirects, verify caching policies, and inspect security headers in real time. UPnP Media Browser Browse ContentDirectory services, navigate containers, see album art, artist names, and duration. Stream audio directly. Paginate libraries over 200 items. Built for people who need answers, not guesses. NetTools Pro doesn't pad its feature list — every tool solves a real problem. Professionals rely on it for incident response. Enthusiasts use it to finally understand what their router is doing. Power users keep it open all day. Download NetTools. Know your network.