Nmap scan report for explorer.lichess.ovh (162.19.30.63)
Host is up (0.14s latency).
Other addresses for explorer.lichess.ovh (not scanned): 2001:41d0:306:223f::
rDNS record for 162.19.30.63: bookd.lichess.ovh
Not shown: 997 filtered tcp ports (no-response)
PORT    STATE SERVICE
22/tcp  open  ssh
80/tcp  open  http
443/tcp open  https

Nmap done: 1 IP address (1 host up) scanned in 10.56 seconds