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Hostname or IP Type  
Searching for 162.1.174.134.in-addr.arpa. PTR record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 9 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 201 ms
Searching for v.arin.net. A record at H.ROOT-SERVERS.NET. [128.63.2.53] ...took 91 ms
Searching for v.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 13 ms
Searching for v.arin.net. A record at u.arin.net. [204.61.216.50] ...took 1 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at v.arin.net. [63.243.194.2] ...took 13 ms
Searching for externaldns-c2.harvard.edu. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 1 ms
Searching for externaldns-c2.harvard.edu. A record at l.edu-servers.net. [192.41.162.30] ...took 92 ms
Searching for externaldns-c2.harvard.edu. A record at externaldns-c1.harvard.edu. [128.103.200.35] ...took 108 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at externaldns-c2.harvard.edu. [128.103.200.51] ...took 110 ms
DomainTypeTTLAnswer
162.1.174.134.in-addr.arpa.PTR10800jdcfirewall.joslin.harvard.edu.



Total elapsed query time: 639 ms