Reverse DNS Lookup for 163.24.173.123

Searching for 123.173.24.163.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for 123.173.24.163.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 181 ms

Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for apnic.authdns.ripe.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 8 ms
Searching for apnic.authdns.ripe.net. A record at ns3.afrinic.net. [204.61.216.100] ...took 6 ms

Searching for 123.173.24.163.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms

Searching for ns1.kpprc.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for ns1.kpprc.edu.tw. A record at d.dns.tw. [60.199.165.186] ...took 257 ms
Searching for ns1.kpprc.edu.tw. A record at ns2.kpprc.edu.tw. [163.28.129.2] ...took 218 ms

Searching for 123.173.24.163.in-addr.arpa. PTR record at ns1.kpprc.edu.tw. [163.28.129.1] ...took 218 ms

Searching for dns.ptc.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for dns.ptc.edu.tw. A record at e.dns.tw. [211.20.231.11] ...took 218 ms
Searching for dns.ptc.edu.tw. A record at dns.ptc.edu.tw. [163.24.239.1] ...took 218 ms

Searching for 123.173.24.163.in-addr.arpa. PTR record at dns.ptc.edu.tw. [163.24.239.1] ...took 217 ms
REFUSED
Searching for 123.173.24.163.in-addr.arpa. PTR record at dns.ptc.edu.tw. [163.24.239.1] ...took 217 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 1,830 ms