Searching for 16.123.109.140.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 16.123.109.140.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for 16.123.109.140.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 16.123.109.140.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 94 msSearching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for ns.sinica.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns.sinica.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 178 ms
Searching for ns.sinica.edu.tw. A record at edudns-c2.edu.tw. [140.111.233.4] ...took 230 ms
Searching for ns.sinica.edu.tw. A record at ns.sinica.edu.tw. [140.109.1.5] ...took 280 ms
Searching for 16.123.109.140.in-addr.arpa. PTR record at ns.sinica.edu.tw. [140.109.1.5]
...took 283 msSearching for ns.sinica.edu.tw. A record at b.dns.tw. [210.201.138.58] ...took 178 ms
Searching for ns.sinica.edu.tw. A record at edudns-c2.edu.tw. [140.111.233.4] ...took 230 ms
Searching for ns.sinica.edu.tw. A record at ns.sinica.edu.tw. [140.109.1.5] ...took 280 ms
Nameserver ns.sinica.edu.tw. reports: No such host 16.123.109.140.in-addr.arpa.
Total elapsed query time: 1,230 ms