Hostname or IP
Type
Searching for 163.54.214.144.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 0 ms
Searching for 163.54.214.144.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.212.0.73] ...took 87 ms
Searching for w.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 1 ms
Searching for w.arin.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 120 ms
Searching for w.arin.net. A record at v.arin.net. [63.243.194.2] ...took 10 ms
Searching for 163.54.214.144.in-addr.arpa. PTR record at w.arin.net. [72.52.71.2] ...took 98 ms
Searching for cpccspc.cityu.edu.hk. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 1 ms
Searching for cpccspc.cityu.edu.hk. A record at s.hkirc.net.hk. [128.32.136.3] ...took 148 ms
Searching for cpccspc.cityu.edu.hk. A record at cpccspc.cityu.edu.hk. [144.214.5.254] ...took 309 ms
Searching for 163.54.214.144.in-addr.arpa. PTR record at cpccspc.cityu.edu.hk. [144.214.5.254] ...took 306 ms
Searching for isfile.is.cityu.edu.hk. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 1 ms
Searching for isfile.is.cityu.edu.hk. A record at t.hkirc.net.hk. [128.32.136.14] ...took 149 ms
Searching for isfile.is.cityu.edu.hk. A record at CPCCUX0.cityu.edu.hk. [144.214.5.253] ...took 311 ms
Searching for isfile.is.cityu.edu.hk. A record at isnss01.is.cityu.edu.hk. [144.214.55.233] ...took 321 ms
Searching for 163.54.214.144.in-addr.arpa. PTR record at isfile.is.cityu.edu.hk. [144.214.55.202] ...took 322 ms

Nameserver isfile.is.cityu.edu.hk. reports: No such host 163.54.214.144.in-addr.arpa.



Total elapsed query time: 2,184 ms
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