$ nslookup -q=A habr.com
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
Name: habr.com
Address: 178.248.237.68
$ nslookup -q=PTR 178.248.237.68
Server: 127.0.0.53
Address: 127.0.0.53#53
** server can't find 68.237.248.178.in-addr.arpa: NXDOMAIN