Selected more or less at random today; I picked them because I noticed a number of spam messages posted in a row. Fortunately this is an US American company and by law has the following ways to report spam.

ABUSE10-ARIN
Phone: +1-703-345-3416
Email: abuse@rr.com

Road Runner HoldCo LLC Spam
RCSW
13241 Woodland Park Road
Herndon VA 20171

The Net Range of course means that they have been assigned the following IP addresses and everything in between.

71.40.0.0 - 71.40.255.255
71.41.0.0 - 71.41.255.255
71.42.0.0 - 71.42.255.255
71.43.0.0 - 71.43.255.255

NetRange: 71.40.0.0 - 71.43.255.255
CIDR: 71.40.0.0/14
NetName: RCSW
NetHandle: NET-71-40-0-0-1
Parent: NET-71-0-0-0-0
NetType: Direct Allocation
NameServer: NS1.BIZ.RR.COM
NameServer: NS2.BIZ.RR.COM
NameServer: DNS4.RR.COM
Comment:
RegDate: 2005-04-01
Updated: 2006-11-28

OrgTechHandle: IPTEC-ARIN
OrgTechName: IP Tech
OrgTechPhone: +1-703-345-3416
OrgTechEmail: abuse@rr.com

# ARIN WHOIS database, last updated 2007-12-16 19:10

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