Searching for 172.64.138.212.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 286 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 286 ms
Searching for ns3.afrinic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns3.afrinic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 27 ms
Searching for ns3.afrinic.net. A record at ns3.afrinic.net. [204.61.216.100] ...took 6 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100]
...took 6 msSearching for ns3.afrinic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 27 ms
Searching for ns3.afrinic.net. A record at ns3.afrinic.net. [204.61.216.100] ...took 6 ms
Searching for ns1.isu.net.sa. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.isu.net.sa. A record at p1.dns.sa. [204.61.216.41] ...took 5 ms
Searching for ns1.isu.net.sa. A record at ns1.isu.net.sa. [212.26.18.3] ...took 108 ms
Searching for 172.64.138.212.in-addr.arpa. PTR record at ns1.isu.net.sa. [212.26.18.3]
...took 100 msSearching for ns1.isu.net.sa. A record at p1.dns.sa. [204.61.216.41] ...took 5 ms
Searching for ns1.isu.net.sa. A record at ns1.isu.net.sa. [212.26.18.3] ...took 108 ms
Nameserver ns1.isu.net.sa. reports: No such host 172.64.138.212.in-addr.arpa.
Total elapsed query time: 581 ms