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Hostname or IP Type  
Searching for 211.54.214.144.in-addr.arpa. PTR record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 1 ms
Searching for 211.54.214.144.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 10 ms
Searching for v.arin.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 1 ms
Searching for v.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 155 ms
Searching for v.arin.net. A record at u.arin.net. [204.61.216.50] ...took 1 ms
Searching for 211.54.214.144.in-addr.arpa. PTR record at v.arin.net. [63.243.194.2] ...took 12 ms
Searching for cpccspc.cityu.edu.hk. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 2 ms
Searching for cpccspc.cityu.edu.hk. A record at z.hkirc.net.hk. [194.146.106.70] ...took 1 ms
Searching for cpccspc.cityu.edu.hk. A record at cpccspc.cityu.edu.hk. [144.214.5.254] ...took 317 ms
Searching for 211.54.214.144.in-addr.arpa. PTR record at cpccspc.cityu.edu.hk. [144.214.5.254] ...took 317 ms
Searching for isnss01.is.cityu.edu.hk. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 1 ms
Searching for isnss01.is.cityu.edu.hk. A record at w.hkirc.net.hk. [202.12.28.140] ...took 276 ms
Searching for isnss01.is.cityu.edu.hk. A record at CPCCSPC.cityu.edu.hk. [144.214.5.254] ...took 317 ms
Searching for isnss01.is.cityu.edu.hk. A record at isnss01.is.cityu.edu.hk. [144.214.55.233] ...took 316 ms
Searching for 211.54.214.144.in-addr.arpa. PTR record at isnss01.is.cityu.edu.hk. [144.214.55.233] ...took 315 ms

Nameserver isnss01.is.cityu.edu.hk. reports: No such host 211.54.214.144.in-addr.arpa.



Total elapsed query time: 2,042 ms