Free tools
Free network & server tools
No sign-up, no download. Run a one-off check here, or let FastPing check it automatically every minute.
Ping test
ICMP latency, packet loss and jitter to any host.
My latency
Measure the latency between your browser and FastPing.
Traceroute
See every network hop between us and a host.
Website checker
Is it down for everyone? Status, redirects and timings.
SSL checker
Certificate validity, chain, expiry and TLS version.
DNS lookup
A, AAAA, MX, NS, TXT, CNAME, SOA and CAA records.
DNS propagation
Compare answers from 8 public DNS resolvers.
SPF & DMARC checker
Graded email security with DKIM, MTA-STS and fixes.
Security headers
Grade HSTS, CSP, X-Frame-Options and more.
Blacklist check
Check an IP or domain on 15+ spam blocklists.
Port checker
Is a TCP port open, closed or filtered?
Domain expiry lookup
Registrar, expiry date and nameservers via RDAP.
Game server status
Minecraft, Steam/Source, FiveM: players, version, map.