63.in-addr.arpa.R.ARIN.NETX.ARIN.NETU.ARIN.NETZ.ARIN.NETARIN.AUTHDNS.RIPE.NETY.ARIN.NEThttps://rdap.arin.net/registry/domain/63.in-addr.arpa.https://whois.arin.net/rest/rdns/63.in-addr.arpa.2016-03-22T15:04:56-04:00