Searching for 249.86.112.140.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at ntu3.ntu.edu.tw. [140.112.2.2] ...took 249 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 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 l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 151 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 93 msSearching for z.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 151 ms
Searching for news.ntu.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for news.ntu.edu.tw. A record at d.dns.tw. [60.199.165.186] ...took 338 ms
Searching for news.ntu.edu.tw. A record at dns.ntu.edu.tw. [140.112.254.4] ...took 246 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at news.ntu.edu.tw. [140.112.254.2]
Timed out while trying to resolve 249.86.112.140.in-addr.arpa./PTR, id=37689Searching for news.ntu.edu.tw. A record at d.dns.tw. [60.199.165.186] ...took 338 ms
Searching for news.ntu.edu.tw. A record at dns.ntu.edu.tw. [140.112.254.4] ...took 246 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at ntu3.ntu.edu.tw. [140.112.2.2] ...took 249 ms
Searching for ntuns.ntu.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ntuns.ntu.edu.tw. A record at anytld.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ntuns.ntu.edu.tw. A record at edudns-a3.edu.tw. [140.111.34.134] ...took 217 ms
Searching for ntuns.ntu.edu.tw. A record at dns.ntu.edu.tw. [140.112.254.4] ...took 249 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at ntuns.ntu.edu.tw. [140.112.254.67]
...took 252 msSearching for ntuns.ntu.edu.tw. A record at anytld.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ntuns.ntu.edu.tw. A record at edudns-a3.edu.tw. [140.111.34.134] ...took 217 ms
Searching for ntuns.ntu.edu.tw. A record at dns.ntu.edu.tw. [140.112.254.4] ...took 249 ms
Nameserver ntuns.ntu.edu.tw. reports: No such host 249.86.112.140.in-addr.arpa.
Total elapsed query time: 3,888 ms