Data as of Nov 14, 2026

64.123.0.0/16

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC

Announcement

this exact prefix

No RPKI

Announced by

AS7018

Type

Residential

96% of it

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder
64.123.22.0/24 since May 2012	AS25993	Business	AT&T Enterprises, LLC
64.123.96.0/21 since Dec 2014	AS17064	Residential	AT&T Enterprises, LLC via BANDWIDTH.COM
64.123.96.0/24 since Jul 2022	AS17064	Residential	AT&T Enterprises, LLC via BANDWIDTH.COM
64.123.104.0/23 since Jul 2020	AS17064	Residential	AT&T Enterprises, LLC
64.123.246.0/24 since May 2009	AS2386	Unknown	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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
64.123.0.0/16	65,536	SBCIS-SIS80	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	Jul 10, 2000	abuse@att.net
└ 64.123.42.96/29	8	SBC-64-123-42-96-29-1904015459	unknown	—	—	—
└ 64.123.42.112/29	8	SBC-64-123-42-112-29-1905314149	unknown	—	—	—
└ 64.123.42.120/29	8	SBC-64-123-42-120-29-1906044104	unknown	—	—	—
└ 64.123.44.0/29	8	SBCIS-100822-92032	unknown	—	—	—
└ 64.123.44.8/29	8	SBCIS-100822-15339	unknown	—	—	—
└ 64.123.44.32/29	8	SBCIS-100828-162444	unknown	—	—	—
└ 64.123.44.40/29	8	SBC06412304404029041013124635	unknown	—	—	—
└ 64.123.44.64/29	8	SBC064123044064021203	unknown	—	—	—
└ 64.123.44.72/29	8	SBC064123044072021204	unknown	—	—	—
└ 64.123.44.88/29	8	SBC064123044088021209	unknown	—	—	—
└ 64.123.44.96/29	8	SBC064123044096021209	unknown	—	—	—
└ 64.123.44.104/29	8	SBC06412304410429040401203128	unknown	—	—	—
└ 64.123.44.112/29	8	SBC064123044112021210	unknown	—	—	—
└ 64.123.44.136/29	8	SBCIS-100830-165130	unknown	—	—	—
└ 64.123.44.144/29	8	SBCIS-10098-9254	unknown	—	—	—
└ 64.123.44.160/29	8	SBC-64-123-44-160-29-1806121627	unknown	—	—	—
└ 64.123.44.168/29	8	SBC064123044168020329	unknown	—	—	—
└ 64.123.44.176/29	8	SBCIS-100914-121615	unknown	—	—	—
└ 64.123.44.184/29	8	SBCIS-100919-84248	unknown	—	—	—
└ 64.123.44.208/29	8	SBC-64-123-44-208-29-0906185100	unknown	—	—	—
└ 64.123.44.216/29	8	SBC-64-123-44-216-29-0906155316	unknown	—	—	—
└ 64.123.44.240/29	8	SBCIS-100921-14753	unknown	—	—	—
└ 64.123.44.248/29	8	SBCIS-100921-145021	unknown	—	—	—
└ 64.123.45.0/29	8	SBCIS-100921-151329	unknown	—	—	—
└ 64.123.45.8/29	8	SBCIS-100925-122430	unknown	—	—	—
└ 64.123.45.16/29	8	SBCIS-100925-142750	unknown	—	—	—
└ 64.123.45.32/29	8	SBCIS-100925-17343	unknown	—	—	—
└ 64.123.45.40/29	8	SBC-64-123-45-40-29-1806180400	unknown	—	—	—
└ 64.123.45.48/29	8	SBC-64-123-45-48-29-1806180900	unknown	—	—	—
└ 64.123.45.56/29	8	SBCIS-100927-153253	unknown	—	—	—
└ 64.123.45.64/29	8	SBCIS-100927-154124	unknown	—	—	—
└ 64.123.45.72/29	8	SBC-64-123-45-72-29-1806201808	unknown	—	—	—
└ 64.123.45.80/29	8	SBC-64-123-45-80-29-1102084238	unknown	—	—	—
└ 64.123.45.88/29	8	SBCIS-100929-9236	unknown	—	—	—
└ 64.123.45.104/29	8	SBC-64-123-45-104-29-1807254816	unknown	—	—	—
└ 64.123.45.112/29	8	SBC064123045112031001	unknown	—	—	—
└ 64.123.45.120/29	8	SBCIS-100102-133022	unknown	—	—	—
└ 64.123.45.128/29	8	SBC-64-123-45-128-29-1012034846	unknown	—	—	—
└ 64.123.45.136/29	8	SBCIS-100103-115849	unknown	—	—	—
└ 64.123.45.144/29	8	SBCIS-100104-165531	unknown	—	—	—
└ 64.123.45.152/29	8	SBC064123045152020823	unknown	—	—	—
└ 64.123.45.160/29	8	SBC064123045160030106	unknown	—	—	—
└ 64.123.45.192/29	8	SBC064123045192020219	unknown	—	—	—
└ 64.123.45.200/29	8	SBCIS-100106-15058	unknown	—	—	—
└ 64.123.45.224/27	32	SBCIS-1001010-142919	unknown	—	—	—
└ 64.123.46.0/29	8	SBC06412304600029040723000159	unknown	—	—	—
└ 64.123.46.16/29	8	SBCIS-1001013-103730	unknown	—	—	—
└ 64.123.46.24/29	8	SBCIS-1001013-104025	unknown	—	—	—
└ 64.123.46.32/27	32	SBCIS-1001013-95843	unknown	—	—	—
└ 64.123.46.64/29	8	SBCIS-1001013-105152	unknown	—	—	—
└ 64.123.46.72/29	8	SBCIS-1001016-121425	unknown	—	—	—
└ 64.123.46.80/29	8	SBCIS-1001017-10568	unknown	—	—	—
└ 64.123.46.96/29	8	SBCIS-1001018-12102	unknown	—	—	—
└ 64.123.46.104/29	8	SBCIS-1001018-141634	unknown	—	—	—
└ 64.123.46.112/29	8	SBC064123046112020218	unknown	—	—	—
└ 64.123.46.128/29	8	SBC06412304612829040520162213	unknown	—	—	—
└ 64.123.46.136/29	8	SBCIS-1001020-95535	unknown	—	—	—
└ 64.123.46.144/29	8	SBCIS-1001214-11547	unknown	—	—	—
└ 64.123.46.152/29	8	SBCIS-1001020-133321	unknown	—	—	—
└ 64.123.46.160/29	8	SBCIS-1001020-13393	unknown	—	—	—
└ 64.123.46.176/29	8	SBC-64-123-46-176-29-1301235549	unknown	—	—	—
└ 64.123.46.184/29	8	SBCIS-1001020-163516	unknown	—	—	—
└ 64.123.46.192/29	8	SBCIS-1001020-164253	unknown	—	—	—
└ 64.123.46.200/29	8	SBCIS-1001020-1779	unknown	—	—	—
└ 64.123.46.208/29	8	SBCIS-1001020-171648	unknown	—	—	—
└ 64.123.46.216/29	8	SBC064123046216031111	unknown	—	—	—
└ 64.123.46.240/29	8	SBC06412304624029040520171544	unknown	—	—	—
└ 64.123.46.248/29	8	SBCIS-1001027-13618	unknown	—	—	—
└ 64.123.47.0/27	32	SBCIS-1001026-141350	unknown	—	—	—
└ 64.123.47.32/29	8	SBCIS-1001027-142735	unknown	—	—	—
└ 64.123.47.40/29	8	SBC-64-123-47-40-29-1808071439	unknown	—	—	—
└ 64.123.47.48/29	8	SBC-64-123-47-48-29-1808072437	unknown	—	—	—
└ 64.123.47.56/29	8	SBCIS-1001030-9503	unknown	—	—	—
└ 64.123.47.64/26	64	SBCIS-1001026-14279	unknown	—	—	—
└ 64.123.47.136/29	8	SBC064123047136030206	unknown	—	—	—
└ 64.123.47.144/29	8	SBCIS-1001030-115946	unknown	—	—	—
└ 64.123.47.152/29	8	SBC064123047152020218	unknown	—	—	—
└ 64.123.47.160/29	8	SBC-64-123-47-160-29-0906021118	unknown	—	—	—
└ 64.123.47.184/29	8	SBCIS-1001030-164856	unknown	—	—	—
└ 64.123.47.192/29	8	SBCIS-1001031-9641	unknown	—	—	—
└ 64.123.47.200/29	8	SBCIS-1001031-103156	unknown	—	—	—
└ 64.123.47.208/29	8	SBC-64-123-47-208-29-0906241422	unknown	—	—	—
└ 64.123.47.224/29	8	SBCIS-100111-132150	unknown	—	—	—
└ 64.123.47.232/29	8	SBCIS-100111-155435	unknown	—	—	—
└ 64.123.47.240/29	8	SBC-64-123-47-240-29-1808211102	unknown	—	—	—
└ 64.123.47.248/29	8	SBCIS-100112-15026	unknown	—	—	—
└ 64.123.48.0/29	8	SBCIS-100718-133642	unknown	—	—	—
└ 64.123.48.8/29	8	SBCIS-100718-133840	unknown	—	—	—
└ 64.123.48.80/29	8	SBCIS-101320-112812	unknown	—	—	—
└ 64.123.48.208/29	8	SBC064123048208020207	unknown	—	—	—
└ 64.123.51.48/29	8	SBCIS-1001127-161815	unknown	—	—	—
└ 64.123.51.136/29	8	SBC064123051136020924	unknown	—	—	—
└ 64.123.52.0/29	8	SBCIS-100719-151627	unknown	—	—	—
└ 64.123.52.8/29	8	SBCIS-100719-171217	unknown	—	—	—
└ 64.123.52.16/29	8	SBCIS-100719-172834	unknown	—	—	—
└ 64.123.52.24/29	8	SBCIS-1001227-153552	unknown	—	—	—
└ 64.123.52.40/29	8	SBCIS-100720-124639	unknown	—	—	—
└ 64.123.52.48/29	8	SBCIS-100720-142335	unknown	—	—	—
└ 64.123.52.56/29	8	SBCIS-100720-162922	unknown	—	—	—
└ 64.123.52.64/29	8	SBCIS-100724-121424	unknown	—	—	—
└ 64.123.52.72/29	8	SBCIS-100724-124036	unknown	—	—	—
└ 64.123.52.80/29	8	SBCIS-100724-1755	unknown	—	—	—
└ 64.123.52.96/27	32	SBCIS-100725-11244	unknown	—	—	—
└ 64.123.52.128/29	8	SBC064123052128020614	unknown	—	—	—
└ 64.123.52.136/29	8	SBCIS-100727-125050	unknown	—	—	—
└ 64.123.52.144/29	8	SBCIS-100727-135011	unknown	—	—	—
└ 64.123.52.152/29	8	SBCIS-100728-162841	unknown	—	—	—
└ 64.123.52.160/29	8	SBCIS-100731-121349	unknown	—	—	—
└ 64.123.52.168/29	8	SBCIS-100731-13319	unknown	—	—	—
└ 64.123.52.176/29	8	SBCIS-070902141236	unknown	—	—	—
└ 64.123.52.184/29	8	SBCIS-10081-162042	unknown	—	—	—
└ 64.123.52.192/29	8	SBC-64-123-52-192-29-1811205001	unknown	—	—	—
└ 64.123.52.200/29	8	SBCIS-10083-131932	unknown	—	—	—
└ 64.123.52.208/29	8	SBCIS-10083-133210	unknown	—	—	—
└ 64.123.52.216/29	8	SBCIS-10084-12149	unknown	—	—	—
└ 64.123.52.224/29	8	SBCIS-10087-16837	unknown	—	—	—
└ 64.123.52.232/29	8	SBC064123052232021219	unknown	—	—	—
└ 64.123.52.240/29	8	SBC-64-123-52-240-29-0906040643	unknown	—	—	—
└ 64.123.52.248/29	8	SBCIS-10089-10295	unknown	—	—	—
└ 64.123.53.0/29	8	SBCIS-100810-9218	unknown	—	—	—
└ 64.123.53.8/29	8	SBCIS-100810-1516	unknown	—	—	—
└ 64.123.53.16/29	8	SBCIS-100811-8263	unknown	—	—	—
└ 64.123.53.24/29	8	SBCIS-100811-16513	unknown	—	—	—
└ 64.123.53.40/29	8	SBCIS-100813-54632	unknown	—	—	—
└ 64.123.53.48/29	8	SBC064123053048020221	unknown	—	—	—
└ 64.123.53.56/29	8	SBCIS-100814-15555	unknown	—	—	—
└ 64.123.53.64/29	8	SBC064123053064020605	unknown	—	—	—
└ 64.123.53.72/29	8	SBCIS-100815-122214	unknown	—	—	—
└ 64.123.53.80/29	8	SBCIS-100815-123651	unknown	—	—	—
└ 64.123.53.96/29	8	SBCIS-100815-15237	unknown	—	—	—
└ 64.123.53.112/29	8	SBCIS-100816-123756	unknown	—	—	—
└ 64.123.53.120/29	8	SBCIS-100817-131945	unknown	—	—	—
└ 64.123.53.128/29	8	SBCIS-100817-14155	unknown	—	—	—
└ 64.123.53.136/29	8	SBCIS-100817-152837	unknown	—	—	—
└ 64.123.53.160/29	8	SBCIS-100819-132050	unknown	—	—	—
└ 64.123.53.168/29	8	SBC-64-123-53-168-29-0906263121	unknown	—	—	—
└ 64.123.53.176/29	8	SBCIS-100822-101351	unknown	—	—	—
└ 64.123.53.184/29	8	SBCIS-100822-12585	unknown	—	—	—
└ 64.123.53.200/29	8	SBCIS-100823-83220	unknown	—	—	—
└ 64.123.53.208/29	8	SBCIS-100823-123435	unknown	—	—	—
└ 64.123.53.216/29	8	SBCIS-100824-164111	unknown	—	—	—
└ 64.123.53.224/29	8	SBCIS-100824-17927	unknown	—	—	—
└ 64.123.53.232/29	8	SBCIS-100824-171925	unknown	—	—	—
└ 64.123.53.240/29	8	SBC064123053240020128	unknown	—	—	—
└ 64.123.53.248/29	8	SBC064123053248040106	unknown	—	—	—
└ 64.123.54.0/29	8	SBCIS-100828-13143	unknown	—	—	—
└ 64.123.54.8/29	8	SBCIS-100828-13645	unknown	—	—	—
└ 64.123.54.16/29	8	SBCIS-100828-135140	unknown	—	—	—
└ 64.123.54.40/29	8	SBCIS-100829-13242	unknown	—	—	—
└ 64.123.54.56/29	8	SBCIS-100829-153113	unknown	—	—	—
└ 64.123.54.72/29	8	SBCIS-100829-172348	unknown	—	—	—
└ 64.123.54.80/29	8	SBC-64-123-54-80-29-1007161950	unknown	—	—	—
└ 64.123.54.88/29	8	SBC064123054088031222	unknown	—	—	—
└ 64.123.54.104/29	8	SBC064123054104040219	unknown	—	—	—
└ 64.123.54.112/29	8	SBCIS-100830-142512	unknown	—	—	—
└ 64.123.54.120/29	8	SBCIS-100830-171455	unknown	—	—	—
└ 64.123.54.128/27	32	SBCIS-100830-153727	unknown	—	—	—
└ 64.123.54.168/29	8	SBCIS-100831-15720	unknown	—	—	—
└ 64.123.54.176/29	8	SBCIS-10091-85830	unknown	—	—	—
└ 64.123.54.184/29	8	SBCIS-10091-15936	unknown	—	—	—
└ 64.123.54.192/29	8	SBC-64-123-54-192-29-1010060455	unknown	—	—	—
└ 64.123.54.200/29	8	SBCIS-10095-16742	unknown	—	—	—
└ 64.123.54.216/29	8	SBCIS-10096-92035	unknown	—	—	—
└ 64.123.54.224/27	32	SBCIS-10096-9933	unknown	—	—	—
└ 64.123.55.0/29	8	SBC-64-123-55-0-29-0907162735	unknown	—	—	—
└ 64.123.55.8/29	8	SBCIS-10096-141819	unknown	—	—	—
└ 64.123.55.24/29	8	SBCIS-100911-105644	unknown	—	—	—
└ 64.123.55.32/29	8	SBCIS-100911-145042	unknown	—	—	—
└ 64.123.55.40/29	8	SBC06412305504029040412101058	unknown	—	—	—
└ 64.123.55.48/29	8	SBCIS-100911-162559	unknown	—	—	—
└ 64.123.55.56/29	8	SBCIS-100912-94913	unknown	—	—	—
└ 64.123.55.64/29	8	SBCIS-100912-113652	unknown	—	—	—
└ 64.123.55.72/29	8	SBCIS-100912-16943	unknown	—	—	—
└ 64.123.55.80/29	8	SBCIS-100912-161651	unknown	—	—	—
└ 64.123.55.96/29	8	SBC064123055096021122	unknown	—	—	—
└ 64.123.55.104/29	8	SBC06412305510429040409203128	unknown	—	—	—
└ 64.123.55.112/29	8	SBCIS-100913-152816	unknown	—	—	—
└ 64.123.55.128/28	16	SBC-64-123-55-128-28-1006234830	unknown	—	—	—
└ 64.123.55.144/29	8	SBC-64-123-55-144-29-0907200128	unknown	—	—	—
└ 64.123.55.152/29	8	SBCIS-100919-144339	unknown	—	—	—
└ 64.123.55.160/29	8	SBC064123055160040220	unknown	—	—	—
└ 64.123.55.168/29	8	SBC06412305516829040303110847	unknown	—	—	—
└ 64.123.55.176/29	8	SBC06412305517629040428114408	unknown	—	—	—
└ 64.123.55.184/29	8	SBC-64-123-55-184-29-0907222010	unknown	—	—	—
└ 64.123.55.192/29	8	SBCIS-100925-122411	unknown	—	—	—
└ 64.123.55.200/29	8	SBCIS-100927-14478	unknown	—	—	—
└ 64.123.55.208/29	8	SBCIS-100928-163427	unknown	—	—	—
└ 64.123.55.216/29	8	SBCIS-100929-14127	unknown	—	—	—
└ 64.123.55.224/29	8	SBCIS-100929-15143	unknown	—	—	—
└ 64.123.55.232/29	8	SBCIS-100929-16201	unknown	—	—	—
└ 64.123.55.248/29	8	SBC-64-123-55-248-29-0907242639	unknown	—	—	—
└ 64.123.56.0/22	1,024	SBC-64-123-56-0-22-0705303611	unknown	—	—	—
└ 64.123.60.0/22	1,024	SBC-64-123-60-0-22-0708203610	unknown	—	—	—
└ 64.123.64.32/27	32	SBCIS-100710-173056	unknown	—	—	—
└ 64.123.64.64/29	8	SBC064123064064030630	unknown	—	—	—
└ 64.123.64.72/29	8	SBCIS-100712-171341	unknown	—	—	—
└ 64.123.64.80/29	8	SBCIS-100713-123025	unknown	—	—	—
└ 64.123.64.88/29	8	SBC064123064088020927	unknown	—	—	—
└ 64.123.64.96/29	8	SBCIS-100713-135852	unknown	—	—	—
└ 64.123.64.112/29	8	SBCIS-100713-141357	unknown	—	—	—

← Previous401–600 of 2,255 · page 3 of 12Next →

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses

Type	Addresses	Share	Ranges
Residential	62,968	96%	14
Business	2,312	3.5%	10
Unknown	256	0.39%	1

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS7018

Name: AT&T Enterprises, LLC
Type: Internet provider
Registered: Jul 30, 1996
Domain: att.com
Website: www.att.com
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS7132 not the origin	RADB	SBC Nationwide Backbone	MAINT-AS7132	Nov 13, 2023

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
64.123.0.0/19	AS7132	RADB	Austin, TX	MAINT-AS7132	Nov 13, 2023
64.123.32.0/20	AS7132	RADB	Richardson, TX	MAINT-AS7132	Nov 13, 2023
64.123.96.0/20	AS7132	RADB	Corpus Christi, TX	MAINT-AS7132	Nov 13, 2023
64.123.112.0/20	AS7132	RADB	Wichita, KS	MAINT-AS7132	Nov 13, 2023
64.123.128.0/20	AS7132	RADB	Waco, TX	MAINT-AS7132	Nov 13, 2023
64.123.160.0/19	AS7132	RADB	Richardson, TX	MAINT-AS7132	Nov 13, 2023
64.123.184.0/24	AS21592	RADB	RR-RC-Multi-View Inc.-North Texas	MAINT-RR	Nov 13, 2023
64.123.192.0/19	AS7132	RADB	Richardson, TX	MAINT-AS7132	Nov 13, 2023
64.123.224.0/20	AS7132	RADB	Kansas City, MO	MAINT-AS7132	Nov 13, 2023

64.123.0.0/16

Announcements

Announcements inside

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS7018

Who has announced this prefix

Routing history

History

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact