Searching for 172.128.24.123.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 172.128.24.123.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 ms
Searching for 172.128.24.123.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rirns.arin.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for 172.128.24.123.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 90 msSearching for rirns.arin.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for hcm-server1.vnn.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for hcm-server1.vnn.vn. A record at e.dns-servers.vn. [203.119.60.105] ...took 204 ms
Searching for hcm-server1.vnn.vn. A record at hcm-server1.vnn.vn. [203.162.4.1] ...took 198 ms
Searching for 172.128.24.123.in-addr.arpa. PTR record at hcm-server1.vnn.vn. [203.162.4.1]
...took 197 msSearching for hcm-server1.vnn.vn. A record at e.dns-servers.vn. [203.119.60.105] ...took 204 ms
Searching for hcm-server1.vnn.vn. A record at hcm-server1.vnn.vn. [203.162.4.1] ...took 198 ms
Nameserver hcm-server1.vnn.vn. reports: No such host 172.128.24.123.in-addr.arpa.
Total elapsed query time: 997 ms