Hostname or IP
Type
Searching for 107.172.215.131.in-addr.arpa. PTR record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 1 ms
Searching for 107.172.215.131.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 16 ms
Searching for z.arin.net. A record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 1 ms
Searching for z.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 84 ms
Searching for z.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 134 ms
Searching for 107.172.215.131.in-addr.arpa. PTR record at z.arin.net. [199.212.0.63] ...took 87 ms
Searching for tybalt.caltech.edu. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 14 ms
Searching for tybalt.caltech.edu. A record at i.edu-servers.net. [192.43.172.30] ...took 85 ms
Searching for tybalt.caltech.edu. A record at ns11.tex-an.net. [204.65.222.236] ...took 137 ms
REFUSED
Searching for tybalt.caltech.edu. A record at tepid.ni.caltech.edu. [131.215.254.100] ...took 138 ms
Searching for 107.172.215.131.in-addr.arpa. PTR record at tybalt.caltech.edu. [131.215.139.100] ...took 138 ms
DomainTypeTTLAnswer
107.172.215.131.in-addr.arpa.PTR43200dhcp-172-107.caltech.edu.



Total elapsed query time: 835 ms
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