63.168.104.in-addr.arpa.NS2.COLOCROSSING.COMNS1.COLOCROSSING.COMhttps://rdap.arin.net/registry/domain/63.168.104.in-addr.arpa.https://whois.arin.net/rest/rdns/63.168.104.in-addr.arpa.2014-08-27T11:07:06-04:00