For Developers
Test APIs, debug DNS, verify endpoints — without leaving the browser.
API Response Time Checker
Time a real HTTP request to any public endpoint, with TTFB and total.
DNS Lookup Tool
Resolve A, AAAA, MX, TXT, NS, and CNAME records via DNS-over-HTTPS.
IP Address Checker
See your public IP, ISP, ASN, geolocation, and timezone.
Server Status Checker
Check whether a server is reachable and how fast it responds.