Hostname or IP
Type
Searching for 7.3.132.137.in-addr.arpa. PTR record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 3 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 10 ms
Searching for z.arin.net. A record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 3 ms
Searching for z.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 86 ms
Searching for z.arin.net. A record at v.arin.net. [63.243.194.2] ...took 10 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at z.arin.net. [199.212.0.63] ...took 92 ms
Searching for ns1.nus.edu.sg. A record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 3 ms
Searching for ns1.nus.edu.sg. A record at sec3.apnic.net. [202.12.28.140] ...took 286 ms
Searching for ns1.nus.edu.sg. A record at SG-NS.ANYCAST.PCH.NET. [204.61.216.57] ...took 1 ms
Searching for dnssec1.singnet.com.sg. A record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 21 ms
Searching for dnssec1.singnet.com.sg. A record at sg-ns.anycast.pch.net. [204.61.216.57] ...took 1 ms
Searching for dnssec1.singnet.com.sg. A record at dnssec2.singnet.com.sg. [165.21.83.11] ...took 344 ms
Searching for ns1.nus.edu.sg. A record at dnssec1.singnet.com.sg. [165.21.83.11] ...took 348 ms
Searching for 7.3.132.137.in-addr.arpa. PTR record at ns1.nus.edu.sg. [137.132.123.4] ...took 327 ms
DomainTypeTTLAnswer
7.3.132.137.in-addr.arpa.PTR7200bluewhale-ext.nus.edu.sg.



Total elapsed query time: 1,535 ms
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