18.78.99.in-addr.arpa.NS-1543.AWSDNS-00.CO.UKNS-987.AWSDNS-59.NETNS-308.AWSDNS-38.COMNS-1311.AWSDNS-35.ORGhttps://rdap.arin.net/registry/domain/18.78.99.in-addr.arpa.https://whois.arin.net/rest/rdns/18.78.99.in-addr.arpa.2026-09-23T19:23:46-04:00