Searching for 18.121.252.123.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 18.121.252.123.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
SERVFAIL
SERVFAIL
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8] ...took 258 ms
SERVFAIL
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6] ...took 255 ms
SERVFAIL
Searching for 18.121.252.123.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for ns3.lacnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns3.lacnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for ns3.lacnic.net. A record at ns4.apnic.net. [202.12.31.53] Timed out while trying to resolve ns3.lacnic.net./A, id=7111
Searching for ns3.lacnic.net. A record at ns2.lacnic.net. [200.3.13.11] ...took 204 ms
Searching for 18.121.252.123.in-addr.arpa. PTR record at ns3.lacnic.net. [200.3.13.14]
...took 199 msSearching for ns3.lacnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for ns3.lacnic.net. A record at ns4.apnic.net. [202.12.31.53] Timed out while trying to resolve ns3.lacnic.net./A, id=7111
Searching for ns3.lacnic.net. A record at ns2.lacnic.net. [200.3.13.11] ...took 204 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 c.dns.tw. [203.66.87.201] ...took 237 ms
Searching for dns6.kbtelecom.net.tw. A record at a.twnic.net.tw. [211.73.64.22] ...took 300 ms
Searching for dns6.kbtelecom.net.tw. A record at ns2.kbtelecom.net.tw. [61.63.0.67] ...took 325 ms
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6]
...took 249 msSearching for dns6.kbtelecom.net.tw. A record at c.dns.tw. [203.66.87.201] ...took 237 ms
Searching for dns6.kbtelecom.net.tw. A record at a.twnic.net.tw. [211.73.64.22] ...took 300 ms
Searching for dns6.kbtelecom.net.tw. A record at ns2.kbtelecom.net.tw. [61.63.0.67] ...took 325 ms
SERVFAIL
Searching for dns8.kbtelecom.net.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for dns8.kbtelecom.net.tw. A record at g.dns.tw. [34.141.111.176] ...took 7 ms
Searching for dns8.kbtelecom.net.tw. A record at ns2.kbtelecom.net.tw. [61.63.0.67] ...took 336 ms
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8]
...took 260 msSearching for dns8.kbtelecom.net.tw. A record at g.dns.tw. [34.141.111.176] ...took 7 ms
Searching for dns8.kbtelecom.net.tw. A record at ns2.kbtelecom.net.tw. [61.63.0.67] ...took 336 ms
SERVFAIL
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns8.kbtelecom.net.tw. [203.133.1.8] ...took 258 ms
SERVFAIL
Searching for 18.121.252.123.in-addr.arpa. PTR record at dns6.kbtelecom.net.tw. [203.133.1.6] ...took 255 ms
SERVFAIL
None of the nameservers responded correctly.
Total elapsed query time: 4,707 ms