Searching for 30.131.115.140.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for 30.131.115.140.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 268 ms
Searching for 30.131.115.140.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 268 ms
Searching for r.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for r.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 30.131.115.140.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 152 msSearching for r.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for dns2.ncu.edu.tw. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for dns2.ncu.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 228 ms
Searching for dns2.ncu.edu.tw. A record at d.twnic.net.tw. [60.199.165.187] ...took 344 ms
Searching for dns2.ncu.edu.tw. A record at dns2.ncu.edu.tw. [203.72.242.31] ...took 308 ms
Searching for 30.131.115.140.in-addr.arpa. PTR record at dns2.ncu.edu.tw. [203.72.242.31]
...took 296 msSearching for dns2.ncu.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 228 ms
Searching for dns2.ncu.edu.tw. A record at d.twnic.net.tw. [60.199.165.187] ...took 344 ms
Searching for dns2.ncu.edu.tw. A record at dns2.ncu.edu.tw. [203.72.242.31] ...took 308 ms
Searching for www.lib.ncu.edu.tw. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for www.lib.ncu.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 232 ms
Searching for www.lib.ncu.edu.tw. A record at edudns-a1.edu.tw. [192.83.166.18] ...took 285 ms
Searching for www.lib.ncu.edu.tw. A record at dns.ncu.edu.tw. [140.115.1.29] ...took 301 ms
Searching for www.lib.ncu.edu.tw. A record at www2.lib.ncu.edu.tw. [140.115.130.228] ...took 290 ms
Searching for 30.131.115.140.in-addr.arpa. PTR record at www.lib.ncu.edu.tw. [140.115.130.211]
...took 303 msSearching for www.lib.ncu.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 232 ms
Searching for www.lib.ncu.edu.tw. A record at edudns-a1.edu.tw. [192.83.166.18] ...took 285 ms
Searching for www.lib.ncu.edu.tw. A record at dns.ncu.edu.tw. [140.115.1.29] ...took 301 ms
Searching for www.lib.ncu.edu.tw. A record at www2.lib.ncu.edu.tw. [140.115.130.228] ...took 290 ms
Nameserver www.lib.ncu.edu.tw. reports: No such host 30.131.115.140.in-addr.arpa.
Total elapsed query time: 3,091 ms