LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

207.203.2.0/23

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS2386
Type
Unknown
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
207.203.0.0/16
since May 2005
AS6389Residential12
1 always on
AT&T Enterprises, LLC

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
207.203.0.0/1665,536BELLSNET-BLK2AT&T Enterprises, LLC (AEL-360) · USDirect AllocationSep 4, 1996[email protected]
└ 207.203.2.0/23512BLS-207-203-2-0-1004271014Dekalb Community Service Board (C02480572) · USReassignedApr 27, 2010[email protected]
via BELLSNET-BLK2

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
207.203.0.0/16
Registration type
Direct Allocation
Record created
Sep 4, 1996
Legacy
yes
Origin network

AS2386

US
Name
AT&T Enterprises, LLC
Type
Internet provider
Registered
Feb 3, 1993
Domain
att.com
Website
qsun.att.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed