Searching for 17.121.252.123.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 17.121.252.123.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 ms
SERVFAIL
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6] ...took 246 ms
SERVFAIL
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8] Timed out while trying to resolve 17.121.252.123.in-addr.arpa./PTR, id=25536
Searching for 17.121.252.123.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 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 24 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 267 ms
Searching for 17.121.252.123.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 24 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 267 ms
Searching for dns6.kbtelecom.net.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for dns6.kbtelecom.net.tw. A record at e.dns.tw. [211.20.231.11] ...took 230 ms
Searching for dns6.kbtelecom.net.tw. A record at ns1.kbtelecom.net.tw. [61.63.0.66] ...took 303 ms
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6]
...took 253 msSearching for dns6.kbtelecom.net.tw. A record at e.dns.tw. [211.20.231.11] ...took 230 ms
Searching for dns6.kbtelecom.net.tw. A record at ns1.kbtelecom.net.tw. [61.63.0.66] ...took 303 ms
SERVFAIL
Searching for dns8.kbtelecom.net.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns8.kbtelecom.net.tw. A record at f.dns.tw. [40.65.125.222] ...took 162 ms
Searching for dns8.kbtelecom.net.tw. A record at ns1.kbtelecom.net.tw. [61.63.0.66] ...took 307 ms
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8]
Timed out while trying to resolve 17.121.252.123.in-addr.arpa./PTR, id=49934Searching for dns8.kbtelecom.net.tw. A record at f.dns.tw. [40.65.125.222] ...took 162 ms
Searching for dns8.kbtelecom.net.tw. A record at ns1.kbtelecom.net.tw. [61.63.0.66] ...took 307 ms
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6] ...took 246 ms
SERVFAIL
Searching for 17.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8] Timed out while trying to resolve 17.121.252.123.in-addr.arpa./PTR, id=25536
None of the nameservers responded correctly.
Total elapsed query time: 6,154 ms