Hostname or IP
Type
Searching for 249.86.112.140.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 145 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 16 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 143 ms
Searching for y.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 1 ms
Searching for y.arin.net. A record at u.arin.net. [204.61.216.50] ...took 1 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30] ...took 4 ms
Searching for news.ntu.edu.tw. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 145 ms
Searching for news.ntu.edu.tw. A record at g.dns.tw. [220.229.225.195] ...took 220 ms
Searching for news.ntu.edu.tw. A record at d.twnic.net.tw. [60.199.165.187] ...took 268 ms
Searching for news.ntu.edu.tw. A record at dns.ntu.edu.tw. [140.112.254.4] ...took 288 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at news.ntu.edu.tw. [140.112.254.2] null
Searching for 249.86.112.140.in-addr.arpa. PTR record at dns.ntu.edu.tw. [140.112.254.4] ...took 273 ms
Searching for 249.86.112.140.in-addr.arpa. PTR record at ntuns.ntu.edu.tw. [140.112.254.67] ...took 275 ms

Nameserver ntuns.ntu.edu.tw. reports: No such host 249.86.112.140.in-addr.arpa.



Total elapsed query time: 2,067 ms
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