Searching for 159.80.160.203.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 159.80.160.203.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for 159.80.160.203.in-addr.arpa. PTR record at dians01.hkunicom.com. [203.160.84.172]
Searching for 159.80.160.203.in-addr.arpa. PTR record at dians02.hkunicom.com. [203.160.84.172]
Searching for 159.80.160.203.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for ns2.apnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 63 ms
Searching for ns2.apnic.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for 159.80.160.203.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for dians02.hkunicom.com. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for dians02.hkunicom.com. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for dians02.hkunicom.com. A record at dns3.hkunicom.com. [203.160.84.172] ...took 297 ms
Searching for 159.80.160.203.in-addr.arpa. PTR record at dians02.hkunicom.com. [203.160.84.172]
Searching for dians02.hkunicom.com. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for dians02.hkunicom.com. A record at dns3.hkunicom.com. [203.160.84.172] ...took 297 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...
Searching for dians01.hkunicom.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dians01.hkunicom.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for dians01.hkunicom.com. A record at dns3.hkunicom.com. [203.160.84.172] ...took 297 ms
Searching for 159.80.160.203.in-addr.arpa. PTR record at dians01.hkunicom.com. [203.160.84.172]
Searching for dians01.hkunicom.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for dians01.hkunicom.com. A record at dns3.hkunicom.com. [203.160.84.172] ...took 297 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for 159.80.160.203.in-addr.arpa. PTR record at dians01.hkunicom.com. [203.160.84.172]
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for 159.80.160.203.in-addr.arpa. PTR record at dians02.hkunicom.com. [203.160.84.172]
Query timed out (interrupted after 2,003 milliseconds)
None of the nameservers responded correctly.
Total elapsed query time: 8,893 ms