[prhodes@captainchaos ~]$ whois 216.52.242.80@whois.arin.net
[Querying whois.arin.net]
[whois.arin.net]
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
#
# Query terms are ambiguous. The query is assumed to be:
# "n 216.52.242.80"
#
# Use "?" to get help.
#
#
# The following results may also be obtained via:
# http://whois.arin.net/rest/nets;q=216.52.242.80? showDetails=true&showARIN=false&ext=netref2
#
LinkedIn Corporation INAP-LAX-LINKEDIN-38682 (NET-216-52- 242-0-1) 216.52.242.0 - 216.52.242.255
Internap Network Services Corporation PNAP-8-98 (NET-216-52-0-0-1) 216.52.0.0 - 216.52.255.255