64.5.72.in-addr.arpa.NS-C.PNAP.NETNS-A.PNAP.NETNS-D.PNAP.NETNS-B.PNAP.NEThttps://rdap.arin.net/registry/domain/64.5.72.in-addr.arpa.https://whois.arin.net/rest/rdns/64.5.72.in-addr.arpa.2023-01-23T12:50:51-05:00