Know My IP

DNS Lookup (A/AAAA/CNAME/TXT/SPF/NS/MX), HTTP/TLS Inspector, Subnet Calculator, and a smarter History that refreshes instantly across your devices.

Discover your network and digital identity with Know My IP, the complete toolkit for iPhone and iPad.

See essentials at a glance • Public and local IP, ISP, and approximate location

Run pro tools with confidence • Speed Test: Accurate, visual test with an interactive gauge • Ping: Check reachability and measure latency • Traceroute: See the path to any host • Port Scanner: Find open TCP ports • Whois Lookup: Registration and contact details • Connection Monitor: Track stability (latency, jitter, packet loss) over time • Health Check: Instantly test if a site is up for everyone • NEW – DNS Lookup: Resolve A/AAAA/CNAME/TXT/SPF/NS/MX with fast, reliable results and full history • NEW – HTTP Inspector: DNS/Connect/TLS/TTFB timings with live charts • NEW – TLS Inspector: Certificate subject, issuer, and expiry • NEW – Subnet Calculator: Network, mask, range, and hosts

Smarter History • Auto-refreshing history that saves and organizes every result • Filter by tool or date, and export results to CSV

Built for performance and accessibility • Modern SwiftUI interface with smooth animations • Fully localized (50+ languages) • Private by design: your tests are yours

Download Know My IP and take control of your network.