Searching for 167.50.55.1.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 167.50.55.1.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
REFUSED
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131] Timed out while trying to resolve 167.50.55.1.in-addr.arpa./PTR, id=19446
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10] ...took 206 ms
REFUSED
Searching for 167.50.55.1.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 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 j.gtld-servers.net. [192.48.79.30] ...took 20 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 147 ms
Searching for 167.50.55.1.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 91 msSearching for rirns.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 20 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 147 ms
Searching for dns2.fpt.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns2.fpt.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 202 ms
Searching for dns2.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 221 ms
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10]
...took 208 msSearching for dns2.fpt.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 202 ms
Searching for dns2.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 221 ms
REFUSED
Searching for dns1.fpt.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for dns1.fpt.vn. A record at d.dns-servers.vn. [203.119.44.105] ...took 183 ms
Searching for dns1.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 233 ms
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131]
Timed out while trying to resolve 167.50.55.1.in-addr.arpa./PTR, id=61172Searching for dns1.fpt.vn. A record at d.dns-servers.vn. [203.119.44.105] ...took 183 ms
Searching for dns1.fpt.vn. A record at dns-b.fpt.vn. [118.69.166.10] ...took 233 ms
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns1.fpt.vn. [210.245.0.131] Timed out while trying to resolve 167.50.55.1.in-addr.arpa./PTR, id=19446
Searching for 167.50.55.1.in-addr.arpa. PTR record at dns2.fpt.vn. [210.245.0.10] ...took 206 ms
REFUSED
None of the nameservers responded correctly.
Total elapsed query time: 5,581 ms