Searching for 138.78.215.12.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 33 ms
Searching for 138.78.215.12.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for 138.78.215.12.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 34 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at macu.ma.mt.np.els-gms.att.net. [99.99.99.130] ...took 121 ms
Searching for 138.78.215.12.in-addr.arpa. PTR record at cmtu.mt.ns.els-gms.att.net. [99.99.99.132]
...took 112 msSearching for cmtu.mt.ns.els-gms.att.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at macu.ma.mt.np.els-gms.att.net. [99.99.99.130] ...took 121 ms
Nameserver cmtu.mt.ns.els-gms.att.net. reports: No such host 138.78.215.12.in-addr.arpa.
Total elapsed query time: 473 ms