Hostname or IP
Type
Searching for 2.121.148.12.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13] ...took 1 ms
Searching for 2.121.148.12.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 8 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13] ...took 1 ms
Searching for cmtu.mt.ns.els-gms.att.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 13 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 104 ms
Searching for 2.121.148.12.in-addr.arpa. PTR record at cmtu.mt.ns.els-gms.att.net. [99.99.99.132] ...took 104 ms

Nameserver cmtu.mt.ns.els-gms.att.net. reports: No such host 2.121.148.12.in-addr.arpa.



Total elapsed query time: 231 ms
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