Searching for 143.169.19.123.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 143.169.19.123.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for 143.169.19.123.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for ns3.lacnic.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for ns3.lacnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for 143.169.19.123.in-addr.arpa. PTR record at ns3.lacnic.net. [200.3.13.14]
...took 193 msSearching for ns3.lacnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for a.lactld.org. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for a.lactld.org. A record at a2.org.afilias-nst.info. [199.249.112.1] ...took 5 ms
Searching for a.lactld.org. A record at a.lactld.org. [200.0.68.10] ...took 24 ms
Searching for ns3.lacnic.net. A record at a.lactld.org. [200.0.68.10]
...took 24 msSearching for a.lactld.org. A record at a2.org.afilias-nst.info. [199.249.112.1] ...took 5 ms
Searching for a.lactld.org. A record at a.lactld.org. [200.0.68.10] ...took 24 ms
Searching for hcm-server1.vnn.vn. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 276 ms
Searching for hcm-server1.vnn.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 257 ms
Searching for hcm-server1.vnn.vn. A record at hcm-server1.vnn.vn. [203.162.4.1] ...took 256 ms
Searching for 143.169.19.123.in-addr.arpa. PTR record at hcm-server1.vnn.vn. [203.162.4.1]
...took 264 msSearching for hcm-server1.vnn.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 257 ms
Searching for hcm-server1.vnn.vn. A record at hcm-server1.vnn.vn. [203.162.4.1] ...took 256 ms
Nameserver hcm-server1.vnn.vn. reports: No such host 143.169.19.123.in-addr.arpa.
Total elapsed query time: 1,501 ms