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Hostname or IP Type  
Searching for 162.1.174.134.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 1 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 309 ms
Searching for r.arin.net. A record at L.ROOT-SERVERS.NET. [199.7.83.42] ...took 28 ms
Searching for r.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 328 ms
Searching for r.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 158 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63] ...took 104 ms
Searching for externaldns-c1.harvard.edu. A record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 25 ms
Searching for externaldns-c1.harvard.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 119 ms
Searching for externaldns-c1.harvard.edu. A record at externaldns-c2.harvard.edu. [128.103.200.51] ...took 87 ms
Searching for 162.1.174.134.in-addr.arpa. PTR record at externaldns-c1.harvard.edu. [128.103.200.35] ...took 88 ms
DomainTypeTTLAnswer
162.1.174.134.in-addr.arpa.PTR10800jdcfirewall.joslin.harvard.edu.



Total elapsed query time: 1,247 ms