For anybody that has used xip.io or nip.io when you need a DNS service that lets you point at a specific IP address such as 192-168-0-120.nip.io or, more often 127-0-0-1.nip.io when you need to test that a real DNS lookup works against localhost (such as when testing DNS retry/failure scenarios): The owner of nip.io has passed away and the servers/domains will soon be expiring.
sslip.io can be used as the next alternative.
The nip.io site said this:
Stop editing your
etc/hostsfile with custom hostname and IP address mappings.