
Free
About
Network technician's toolbox
Keywords: subnet,CIDR,IP,ping,DNS,WHOIS,scanner,ports,TCP,NAT,SIP,VoIP,speed test,gateway,MTU,RDAP
Description:
LAN Insight is the network technician's toolbox for iPhone and iPad. Ten fast, no-nonsense tools:
• SubnetCalc — IPv4 subnetting: network, broadcast, wildcard, host range and binary
• Network scan — detect active hosts or TCP ports, with CSV export
• Continuous ping — real-time latency, jitter and packet loss
• Speed test — latency, download and upload, with a Live Activity
• HTTP probe — status, timing, headers, redirects and TLS certificate
• WHOIS — registrar, owner, expiry and nameservers via RDAP
• NAT detector — router NAT type and VoIP/SIP compatibility
• SIP probe — reachability and capabilities of a PBX
• Local network info — IP, gateway, DNS, MTU and connectivity test
• DNS lookup — A, AAAA, MX, TXT, NS and PTR records over DNS-over-HTTPS
Plus: Home Screen widget, speed-test Live Activity, Siri and Shortcuts. Available in 5 languages.
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What's New in LAN Insight
1.5 ( build 6 )
June 17, 2026
• Visual Trace: traceroute on a map with geolocation and per-hop RTT • Latency monitor: watch several hosts at once with live charts • The scanner now identifies devices (Bonjour): name, type and services • Wake-on-LAN: turn on your network devices with a tap • Export scan reports as a branded PDF • Fixes and improvements
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