Ask whois.arin.net ...
OrgName: AOL Transit Data Network
OrgID: ATDN
Address: 12100 Sunrise Valley Drive
City: Reston
StateProv: VA
PostalCode: 20191
Country: US

NetRange: 64.236.0.0 - 64.236.255.255
CIDR: 64.236.0.0/16
NetName: ATDN-ISP
NetHandle: NET-64-236-0-0-1
Parent: NET-64-0-0-0-0
NetType: Direct Allocation
NameServer: DNS-01.ATDN.NET
NameServer: DNS-02.ATDN.NET
Comment: ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
RegDate: 2000-02-02
Updated: 2002-06-19

RTechHandle: AOL-NOC-ARIN
RTechName: America Online, Inc.
RTechPhone: +1-703-265-4670
RTechEmail:

OrgAbuseHandle: AOL382-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-703-265-4670
OrgAbuseEmail:

OrgNOCHandle: AOL236-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-703-265-4670
OrgNOCEmail:

OrgTechHandle: AOL-NOC-ARIN
OrgTechName: America Online, Inc.
OrgTechPhone: +1-703-265-4670
OrgTechEmail:

# ARIN WHOIS database, last updated 2007-06-18 19:10
# Enter ? for additional hints on searching ARIN's WHOIS database.

Cache Time:2007-06-18 20:43:18