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Hostname or IP Type  
Searching for 7.3.132.137.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 1 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 311 ms
Searching for v.arin.net. A record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 25 ms
Searching for v.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 14 ms
Searching for v.arin.net. A record at v.arin.net. [63.243.194.2] ...took 13 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at v.arin.net. [63.243.194.2] ...took 14 ms
Searching for dnssec2.singnet.com.sg. A record at D.ROOT-SERVERS.NET. [199.7.91.13] ...took 1 ms
Searching for dnssec2.singnet.com.sg. A record at ns2.cuhk.edu.hk. [137.189.6.21] ...took 314 ms
Searching for dnssec2.singnet.com.sg. A record at dnssec3.singnet.com.sg. [165.21.100.11] ...took 271 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at dnssec2.singnet.com.sg. [165.21.83.11] ...took 267 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at nuscc.nus.edu.sg. [137.132.5.2] ...took 332 ms
DomainTypeTTLAnswer
7.3.132.137.in-addr.arpa.PTR7200bluewhale-ext.nus.edu.sg.



Total elapsed query time: 1,563 ms