Searching for 39.121.72.12.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 39.121.72.12.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 39.121.72.12.in-addr.arpa. PTR record at fbru.br.ns.els-gms.att.net. [68.94.156.130] ...took 128 ms
Searching for 39.121.72.12.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at orcu.or.br.np.els-gms.att.net. [68.94.156.130] ...took 130 ms
Searching for 39.121.72.12.in-addr.arpa. PTR record at cmtu.mt.ns.els-gms.att.net. [99.99.99.132]
...took 120 msSearching for cmtu.mt.ns.els-gms.att.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at orcu.or.br.np.els-gms.att.net. [68.94.156.130] ...took 130 ms
Searching for 39.121.72.12.in-addr.arpa. PTR record at fbru.br.ns.els-gms.att.net. [68.94.156.130] ...took 128 ms
Nameserver fbru.br.ns.els-gms.att.net. reports: No such host 39.121.72.12.in-addr.arpa.
Total elapsed query time: 442 ms