Ping test

DNS lookupA, AAAA, CNAME, MX, NS, TXT, SOA and CAA records of a domain. DNS propagation checkerAsk eight public DNS resolvers around the world for the same record. IP lookupNetwork owner (ASN), country and reverse DNS of an IP address or domain. Reverse DNS lookupThe host name behind an IP address (PTR record). What is my IPYour public IP address and browser details. SSL checkerCertificate issuer, expiry, names, chain and TLS version. Website hosting checkerWho hosts a website: IP, network, country and server software. HTTP headers checkerEvery response header a URL sends.