Searching for 251.175.27.163.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 96 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at s1.ccu.edu.tw. [140.123.1.51] ...took 243 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 96 ms
Searching for ns2.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns2.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for s1.ccu.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for s1.ccu.edu.tw. A record at g.dns.tw. [34.141.111.176] ...took 7 ms
Searching for s1.ccu.edu.tw. A record at suncc.ccu.edu.tw. [140.123.1.2] Timed out while trying to resolve s1.ccu.edu.tw./A, id=17878
Searching for s1.ccu.edu.tw. A record at dns2.ccu.edu.tw. [140.123.254.17] ...took 243 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at s1.ccu.edu.tw. [163.28.96.1]
Timed out while trying to resolve 251.175.27.163.in-addr.arpa./PTR, id=47585Searching for s1.ccu.edu.tw. A record at g.dns.tw. [34.141.111.176] ...took 7 ms
Searching for s1.ccu.edu.tw. A record at suncc.ccu.edu.tw. [140.123.1.2] Timed out while trying to resolve s1.ccu.edu.tw./A, id=17878
Searching for s1.ccu.edu.tw. A record at dns2.ccu.edu.tw. [140.123.254.17] ...took 243 ms
Searching for 251.175.27.163.in-addr.arpa. PTR record at s1.ccu.edu.tw. [140.123.1.51] ...took 243 ms
Nameserver s1.ccu.edu.tw. reports: No such host 251.175.27.163.in-addr.arpa.
Total elapsed query time: 4,674 ms