142.223.52.in-addr.arpa.X2.AMAZONAWS.COMPDNS1.ULTRADNS.NETX1.AMAZONAWS.COMX3.AMAZONAWS.ORGX4.AMAZONAWS.ORGhttps://rdap.arin.net/registry/domain/142.223.52.in-addr.arpa.[https://whois.arin.net/rest/rdns/142.223.52.in-addr.arpa.]2021-02-02T13:47:39-05:00