Searching for 121.77.71.12.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 121.77.71.12.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for 121.77.71.12.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for cbru.br.ns.els-gms.att.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for cbru.br.ns.els-gms.att.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for cbru.br.ns.els-gms.att.net. A record at ohcu.oh.mt.np.els-gms.att.net. [99.99.99.128] ...took 139 ms
Searching for 121.77.71.12.in-addr.arpa. PTR record at cbru.br.ns.els-gms.att.net. [68.94.156.132]
...took 130 msSearching for cbru.br.ns.els-gms.att.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for cbru.br.ns.els-gms.att.net. A record at ohcu.oh.mt.np.els-gms.att.net. [99.99.99.128] ...took 139 ms
Nameserver cbru.br.ns.els-gms.att.net. reports: No such host 121.77.71.12.in-addr.arpa.
Total elapsed query time: 394 ms