Searching for 180.90.55.1.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 180.90.55.1.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
REFUSED
Searching for 180.90.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131]
Searching for 180.90.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10] ...took 282 ms
REFUSED
Searching for 180.90.55.1.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for ns1.apnic.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 13 ms
Searching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for 180.90.55.1.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 187 msSearching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for dns2.fpt.vn. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for dns2.fpt.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 213 ms
Searching for dns2.fpt.vn. A record at dns-a.fpt.vn. [210.245.86.239] ...took 204 ms
Searching for 180.90.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10]
...took 303 msSearching for dns2.fpt.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 213 ms
Searching for dns2.fpt.vn. A record at dns-a.fpt.vn. [210.245.86.239] ...took 204 ms
REFUSED
Searching for dns1.fpt.vn. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for dns1.fpt.vn. A record at g.dns-servers.vn. [204.61.216.115] ...took 11 ms
Searching for dns1.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 302 ms
Searching for 180.90.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131]
Searching for dns1.fpt.vn. A record at g.dns-servers.vn. [204.61.216.115] ...took 11 ms
Searching for dns1.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 302 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for 180.90.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131]
Query timed out (interrupted after 2,001 milliseconds)
Retrying...Searching for 180.90.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10] ...took 282 ms
REFUSED
None of the nameservers responded correctly.
Total elapsed query time: 5,581 ms