Searching for 138.21.186.12.in-addr.arpa. PTR record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 11 ms
Searching for 138.21.186.12.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 13 ms
Searching for 138.21.186.12.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 13 ms
Searching for dbru.br.ns.els-gms.att.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 17 ms
Searching for dbru.br.ns.els-gms.att.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for dbru.br.ns.els-gms.att.net. A record at ohcu.oh.mt.np.els-gms.att.net. [99.99.99.128] ...took 108 ms
Searching for 138.21.186.12.in-addr.arpa. PTR record at dbru.br.ns.els-gms.att.net. [68.94.156.134]
...took 130 msSearching for dbru.br.ns.els-gms.att.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for dbru.br.ns.els-gms.att.net. A record at ohcu.oh.mt.np.els-gms.att.net. [99.99.99.128] ...took 108 ms
Nameserver dbru.br.ns.els-gms.att.net. reports: No such host 138.21.186.12.in-addr.arpa.
Total elapsed query time: 291 ms