Searching for 151.111.18.123.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 151.111.18.123.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 280 ms
Searching for 151.111.18.123.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 280 ms
Searching for apnic.authdns.ripe.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for apnic.authdns.ripe.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for 151.111.18.123.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 11 msSearching for apnic.authdns.ripe.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for hcm-server1.vnn.vn. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for hcm-server1.vnn.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 206 ms
Searching for hcm-server1.vnn.vn. A record at vdc-hn01.vnn.vn. [203.162.0.11] ...took 241 ms
Searching for 151.111.18.123.in-addr.arpa. PTR record at hcm-server1.vnn.vn. [203.162.4.1]
...took 224 msSearching for hcm-server1.vnn.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 206 ms
Searching for hcm-server1.vnn.vn. A record at vdc-hn01.vnn.vn. [203.162.0.11] ...took 241 ms
Nameserver hcm-server1.vnn.vn. reports: No such host 151.111.18.123.in-addr.arpa.
Total elapsed query time: 1,026 ms