#
# 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 216.156.249.74"
#
# Use "?" to get help.
#
#
# The following results may also be obtained via:
# http://whois.arin.net/rest/nets;q=216.156.249.74?showDetails=true&showARIN=false&ext=netref2
#
NetRange:       216.156.0.0 - 216.156.255.255
CIDR:           216.156.0.0/16
OriginAS:
NetName:        XOXO-BLK-25
NetHandle:      NET-216-156-0-0-1
Parent:         NET-216-0-0-0-0
NetType:        Direct Allocation
Comment:        ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
Comment:        Please report spam and viruses to abuse@xo.net.
Comment:        For better service, direct customers of XO may use
Comment:        the web form at http://www.xo.com/contact/care/
Comment:        for reverse DNS requests and other customer-specific
Comment:        technical issues.  Thank you for your cooperation.
RegDate:        1998-12-15
Updated:        2012-03-02
Ref:            http://whois.arin.net/rest/net/NET-216-156-0-0-1
OrgName:        XO Communications
OrgId:          XOXO
Address:        13865 Sunrise Valley Drive
City:           Herdon
StateProv:      VA
PostalCode:     20171
Country:        US
RegDate:
Updated:        2008-10-04
Ref:            http://whois.arin.net/rest/org/XOXO
ReferralServer: rwhois://rwhois.eng.xo.com:4321/
OrgAbuseHandle: XCNV-ARIN
OrgAbuseName:   XO Communications, Network Violations
OrgAbusePhone:  +1-866-285-6208
OrgAbuseEmail:  abuse@xo.net
OrgAbuseRef:    http://whois.arin.net/rest/poc/XCNV-ARIN
OrgTechHandle: XCIA-ARIN
OrgTechName:   XO Communications, IP Administrator
OrgTechPhone:  +1-703-547-2881
OrgTechEmail:  ipadmin@eng.xo.com
OrgTechRef:    http://whois.arin.net/rest/poc/XCIA-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
Found a referral to rwhois.eng.xo.com:4321.