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Data as of Nov 4, 2026

12.108.158.0/23

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS2386
Type
Business

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
12.0.0.0/9AS7018Residential8,124
441 always on
AT&T Enterprises, LLC
12.0.0.0/8AS7018Residential13,297
724 always on
AT&T Enterprises, LLC
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
12.108.158.0/24
since Jul 2013
AS2386UnknownAT&T Enterprises, LLC
12.108.159.0/24
since Jul 2013
AS2386UnknownAT&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
12.0.0.0/816,777,216ATTAT&T Enterprises, LLC (AEL-360) · USDirect AllocationAug 23, 1983abuse@att.net
└ 12.108.158.0/23512ACC-CITY131-158ACC-City of Ottawa (AO-323) · USReassignedJun 6, 2017—

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
12.0.0.0/8
Registration type
Direct Allocation
Record created
Aug 23, 1983
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