Searching for 172.64.138.212.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 34 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 ms
Searching for ns3.lacnic.net. A record at F.ROOT-SERVERS.NET. [192.5.5.241]
...took 7 ms
Searching for ns3.lacnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns3.lacnic.net. A record at ns4.lacnic.net. [190.112.52.35] ...took 164 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at ns3.lacnic.net. [200.3.13.14]
...took 207 msSearching for ns3.lacnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns3.lacnic.net. A record at ns4.lacnic.net. [190.112.52.35] ...took 164 ms
Searching for ns1.isu.net.sa. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 6 ms
Searching for ns1.isu.net.sa. A record at sh1.dns.sa. [213.236.36.92] ...took 104 ms
Searching for ns1.isu.net.sa. A record at ns3.isu.net.sa. [212.26.18.23] ...took 96 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at ns1.isu.net.sa. [212.26.18.3]
...took 96 msSearching for ns1.isu.net.sa. A record at sh1.dns.sa. [213.236.36.92] ...took 104 ms
Searching for ns1.isu.net.sa. A record at ns3.isu.net.sa. [212.26.18.23] ...took 96 ms
Nameserver ns1.isu.net.sa. reports: No such host 172.64.138.212.in-addr.arpa.
Total elapsed query time: 830 ms