Data as of Nov 15, 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
└ 64.123.126.128/25	128	SBC-64-123-126-128-25-0711302514	unknown	—	—	—
└ 64.123.127.0/24	256	SBCIS-1001212-103536	unknown	—	—	—
└ 64.123.128.0/29	8	SBCIS-100711-10552	unknown	—	—	—
└ 64.123.128.8/29	8	SBCIS-100715-114217	unknown	—	—	—
└ 64.123.128.24/29	8	SBC064123128024020513	unknown	—	—	—
└ 64.123.128.32/29	8	SBCIS-10083-102517	unknown	—	—	—
└ 64.123.128.40/29	8	SBCIS-100816-1470	unknown	—	—	—
└ 64.123.128.48/29	8	SBCIS-100822-133421	unknown	—	—	—
└ 64.123.128.56/29	8	SBCIS-100823-95925	unknown	—	—	—
└ 64.123.128.64/27	32	SBCIS-100816-95715	unknown	—	—	—
└ 64.123.128.96/29	8	SBCIS-100828-114947	unknown	—	—	—
└ 64.123.128.104/29	8	SBCIS-100828-144014	unknown	—	—	—
└ 64.123.128.112/29	8	SBCIS-100913-9539	unknown	—	—	—
└ 64.123.128.120/29	8	SBCIS-100914-105138	unknown	—	—	—
└ 64.123.128.128/29	8	SBCIS-100915-85931	unknown	—	—	—
└ 64.123.128.136/29	8	SBCIS-100915-9913	unknown	—	—	—
└ 64.123.128.144/29	8	SBCIS-100919-102635	unknown	—	—	—
└ 64.123.128.152/29	8	SBCIS-100925-123248	unknown	—	—	—
└ 64.123.128.160/29	8	SBCIS-100925-152456	unknown	—	—	—
└ 64.123.128.176/29	8	SBCIS-100929-10447	unknown	—	—	—
└ 64.123.128.184/29	8	SBC064123128184020720	unknown	—	—	—
└ 64.123.128.192/29	8	SBC064123128192030625	unknown	—	—	—
└ 64.123.128.208/29	8	SBCIS-1001017-144634	unknown	—	—	—
└ 64.123.128.216/29	8	SBCIS-1001019-10367	unknown	—	—	—
└ 64.123.128.224/29	8	SBC064123128224030714	unknown	—	—	—
└ 64.123.128.232/29	8	SBC064123128232030717	unknown	—	—	—
└ 64.123.129.0/29	8	SBC064123129000020605	unknown	—	—	—
└ 64.123.129.16/29	8	SBC064123129016031021	unknown	—	—	—
└ 64.123.129.24/29	8	SBCIS-100112-84828	unknown	—	—	—
└ 64.123.129.32/29	8	SBCIS-100119-104254	unknown	—	—	—
└ 64.123.129.40/29	8	SBCIS-100119-114059	unknown	—	—	—
└ 64.123.129.56/29	8	SBCIS-1001116-81553	unknown	—	—	—
└ 64.123.129.64/27	32	SBCIS-1001110-134442	unknown	—	—	—
└ 64.123.129.120/29	8	SBC064123129120031028	unknown	—	—	—
└ 64.123.129.128/29	8	SBCIS-060502152621	unknown	—	—	—
└ 64.123.129.144/29	8	SBC06412312914429040412082755	unknown	—	—	—
└ 64.123.129.152/29	8	SBCIS-1001211-12452	unknown	—	—	—
└ 64.123.129.160/29	8	SBCIS-1001214-161041	unknown	—	—	—
└ 64.123.129.168/29	8	SBCIS-1001218-143841	unknown	—	—	—
└ 64.123.129.176/29	8	SBC064123129176020717	unknown	—	—	—
└ 64.123.129.192/29	8	SBCIS-1001220-84926	unknown	—	—	—
└ 64.123.129.200/29	8	SBCIS-1001229-145029	unknown	—	—	—
└ 64.123.129.208/29	8	SBCIS-10119-171647	unknown	—	—	—
└ 64.123.129.216/29	8	SBCIS-101122-131621	unknown	—	—	—
└ 64.123.129.232/29	8	SBCIS-101124-14240	unknown	—	—	—
└ 64.123.130.0/29	8	SBC-64-123-130-0-29-1706295126	unknown	—	—	—
└ 64.123.130.8/29	8	SBC-64-123-130-8-29-1707075640	unknown	—	—	—
└ 64.123.130.16/29	8	SBC-64-123-130-16-29-1804051910	unknown	—	—	—
└ 64.123.130.24/29	8	SBC-64-123-130-24-29-1708091809	unknown	—	—	—
└ 64.123.130.32/27	32	SBC-64-123-130-32-27-1707311028	unknown	—	—	—
└ 64.123.130.88/29	8	SBC-64-123-130-88-29-1804105857	unknown	—	—	—
└ 64.123.130.96/29	8	SBC-64-123-130-96-29-1709063325	unknown	—	—	—
└ 64.123.130.128/29	8	SBC-64-123-130-128-29-1712113341	unknown	—	—	—
└ 64.123.130.138 - 64.123.130.142	5	SBC-64-123-130-136-29-2107133245	unknown	—	—	—
└ 64.123.130.144/28	16	SBC-64-123-130-144-28-2005181609	unknown	—	—	—
└ 64.123.130.160/29	8	SBC-64-123-130-160-29-1804120449	unknown	—	—	—
└ 64.123.130.168/29	8	SBC-64-123-130-168-29-1712274830	unknown	—	—	—
└ 64.123.130.176/29	8	SBC-64-123-130-176-29-1801085451	unknown	—	—	—
└ 64.123.130.184/29	8	SBC-64-123-130-184-29-1801153618	unknown	—	—	—
└ 64.123.130.192/29	8	SBC-64-123-130-192-29-1804275638	unknown	—	—	—
└ 64.123.130.200/29	8	SBC-64-123-130-200-29-1802141613	unknown	—	—	—
└ 64.123.130.208/28	16	SBC-64-123-130-208-28-1802135201	unknown	—	—	—
└ 64.123.130.224/27	32	SBC-64-123-130-224-27-2001294455	unknown	—	—	—
└ 64.123.132.0/23	512	SBCIS-10144-93839	unknown	—	—	—
└ 64.123.134.16/29	8	SBCIS-101822-104817	unknown	—	—	—
└ 64.123.134.24/29	8	SBC064123134024030801	unknown	—	—	—
└ 64.123.134.64/29	8	SBC06412313406429040720111608	unknown	—	—	—
└ 64.123.136.0/25	128	SBCIS-1001031-9460	unknown	—	—	—
└ 64.123.136.128/25	128	SBCIS-101221-104012	unknown	—	—	—
└ 64.123.137.0/24	256	SBC064123137000020404	unknown	—	—	—
└ 64.123.138.8/29	8	SBCIS-101131-143821	unknown	—	—	—
└ 64.123.138.32/29	8	SBCIS-10135-102530	unknown	—	—	—
└ 64.123.138.40/29	8	SBCIS-10135-142126	unknown	—	—	—
└ 64.123.138.48/29	8	SBCIS-10136-9050	unknown	—	—	—
└ 64.123.138.64/27	32	SBCIS-10137-10111	unknown	—	—	—
└ 64.123.138.96/29	8	SBCIS-10137-13234	unknown	—	—	—
└ 64.123.138.112/29	8	SBCIS-10139-11584	unknown	—	—	—
└ 64.123.138.120/29	8	SBC064123138120030620	unknown	—	—	—
└ 64.123.138.128/27	32	SBCIS-10138-141340	unknown	—	—	—
└ 64.123.138.160/29	8	SBCIS-101313-163610	unknown	—	—	—
└ 64.123.138.184/29	8	SBCIS-101320-81856	unknown	—	—	—
└ 64.123.138.192/26	64	SBCIS-101319-1458	unknown	—	—	—
└ 64.123.139.8/29	8	SBC06412313900829040621094508	unknown	—	—	—
└ 64.123.139.16/29	8	SBCIS-101321-115752	unknown	—	—	—
└ 64.123.139.24/29	8	SBCIS-101321-12848	unknown	—	—	—
└ 64.123.139.32/29	8	SBC064123139032031209	unknown	—	—	—
└ 64.123.139.40/29	8	SBC06412313904029040409185452	unknown	—	—	—
└ 64.123.139.48/29	8	SBCIS-101322-142050	unknown	—	—	—
└ 64.123.139.96/29	8	SBCIS-101412-17552	unknown	—	—	—
└ 64.123.139.144/29	8	SBCIS-101420-152153	unknown	—	—	—
└ 64.123.139.152/29	8	SBC06412313915229040406084624	unknown	—	—	—
└ 64.123.139.184/29	8	SBC064123139184021223	unknown	—	—	—
└ 64.123.139.208/29	8	SBC064123139208030923	unknown	—	—	—
└ 64.123.139.216/29	8	SBCIS-101515-165124	unknown	—	—	—
└ 64.123.139.224/29	8	SBCIS-101518-92028	unknown	—	—	—
└ 64.123.139.248/29	8	SBCIS-101524-155550	unknown	—	—	—
└ 64.123.140.0/24	256	SBCIS-1011019-142735	unknown	—	—	—
└ 64.123.141.0/27	32	SBC064123141000020604	unknown	—	—	—
└ 64.123.141.32/27	32	SBC064123141032030407	unknown	—	—	—
└ 64.123.141.64/27	32	SBC064123141064021025	unknown	—	—	—
└ 64.123.141.96/27	32	SBC064123141096030407	unknown	—	—	—
└ 64.123.141.128/25	128	SBC064123141128021114	unknown	—	—	—
└ 64.123.142.0/29	8	SBCIS-101118-9104	unknown	—	—	—
└ 64.123.142.8/29	8	SBCIS-101118-95025	unknown	—	—	—
└ 64.123.142.32/29	8	SBC-06412314203229	unknown	—	—	—
└ 64.123.142.40/29	8	SBCIS-1011114-112637	unknown	—	—	—
└ 64.123.142.56/29	8	SBCIS-1011126-8574	unknown	—	—	—
└ 64.123.142.64/29	8	SBCIS-1011126-112826	unknown	—	—	—
└ 64.123.142.80/29	8	SBCIS-1011127-142123	unknown	—	—	—
└ 64.123.142.104/29	8	SBC-06412314210429	unknown	—	—	—
└ 64.123.142.112/29	8	SBC064123142112020722	unknown	—	—	—
└ 64.123.142.144/28	16	SBC064123142144020123	unknown	—	—	—
└ 64.123.142.160/29	8	SBC064123142160020214	unknown	—	—	—
└ 64.123.142.176/29	8	SBC064123142176020305	unknown	—	—	—
└ 64.123.142.192/29	8	SBC064123142192020227	unknown	—	—	—
└ 64.123.142.216/29	8	SBC064123142216020320	unknown	—	—	—
└ 64.123.142.232/29	8	SBC064123142232020422	unknown	—	—	—
└ 64.123.143.8/29	8	SBC064123143008020530	unknown	—	—	—
└ 64.123.143.16/29	8	SBC064123143016020614	unknown	—	—	—
└ 64.123.143.24/29	8	SBC064123143024020614	unknown	—	—	—
└ 64.123.143.128/29	8	SBC06412314312829040409190950	unknown	—	—	—
└ 64.123.143.136/29	8	SBC064123143136020919	unknown	—	—	—
└ 64.123.143.152/29	8	SBC064123143152020620	unknown	—	—	—
└ 64.123.143.160/29	8	SBC064123143160020620	unknown	—	—	—
└ 64.123.143.176/29	8	SBC064123143176020628	unknown	—	—	—
└ 64.123.143.200/29	8	SBC064123143200020629	unknown	—	—	—
└ 64.123.143.208/29	8	SBC064123143208020701	unknown	—	—	—
└ 64.123.143.224/29	8	SBC064123143224021016	unknown	—	—	—
└ 64.123.143.232/29	8	SBC064123143232021017	unknown	—	—	—
└ 64.123.143.240/28	16	SBC064123143240030103	unknown	—	—	—
└ 64.123.144.0/29	8	SBC-64-123-144-0-29-1707051000	unknown	—	—	—
└ 64.123.144.16/29	8	SBC-64-123-144-16-29-1707140929	unknown	—	—	—
└ 64.123.144.24/29	8	SBC-64-123-144-24-29-1707192508	unknown	—	—	—
└ 64.123.144.32/29	8	SBC-64-123-144-32-29-1707202945	unknown	—	—	—
└ 64.123.144.40/29	8	SBC-64-123-144-40-29-1707260057	unknown	—	—	—
└ 64.123.144.48/29	8	SBC-64-123-144-48-29-1707275410	unknown	—	—	—
└ 64.123.144.56/29	8	SBC-64-123-144-56-29-1707290019	unknown	—	—	—
└ 64.123.144.64/29	8	SBC-64-123-144-64-29-1708162959	unknown	—	—	—
└ 64.123.144.72/29	8	SBC-64-123-144-72-29-1709273848	unknown	—	—	—
└ 64.123.144.80/29	8	SBC-64-123-144-80-29-1806293542	unknown	—	—	—
└ 64.123.144.88/29	8	SBC-64-123-144-88-29-1710112831	unknown	—	—	—
└ 64.123.144.96/29	8	SBC-64-123-144-96-29-1710132858	unknown	—	—	—
└ 64.123.144.104/29	8	SBC-64-123-144-104-29-1807194240	unknown	—	—	—
└ 64.123.144.112/29	8	SBC-64-123-144-112-29-1710163019	unknown	—	—	—
└ 64.123.144.120/29	8	SBC-64-123-144-120-29-1810052350	unknown	—	—	—
└ 64.123.144.128/29	8	SBC-64-123-144-128-29-1810052427	unknown	—	—	—
└ 64.123.144.136/29	8	SBC-64-123-144-136-29-1711150052	unknown	—	—	—
└ 64.123.144.144/29	8	SBC-64-123-144-144-29-1711271328	unknown	—	—	—
└ 64.123.144.152/29	8	SBC-64-123-144-152-29-1810101833	unknown	—	—	—
└ 64.123.144.160/29	8	SBC-64-123-144-160-29-1712195445	unknown	—	—	—
└ 64.123.144.168/29	8	SBC-64-123-144-168-29-1712205512	unknown	—	—	—
└ 64.123.144.176/29	8	SBC-64-123-144-176-29-1801191312	unknown	—	—	—
└ 64.123.144.184/29	8	SBC-64-123-144-184-29-1801310119	unknown	—	—	—
└ 64.123.146.32/27	32	SBC06412314603227060414132931	unknown	—	—	—
└ 64.123.146.80/28	16	SBC-64-123-146-80-28-0712261051	unknown	—	—	—
└ 64.123.146.112/28	16	SBC064123146112030505	unknown	—	—	—
└ 64.123.146.128/25	128	SBC064123146128030430	unknown	—	—	—
└ 64.123.147.0/24	256	SBC064123147000030422	unknown	—	—	—
└ 64.123.148.0/23	512	SBCIS-050602104759	unknown	—	—	—
└ 64.123.153.0/29	8	SBCIS-100921-14112	unknown	—	—	—
└ 64.123.153.8/29	8	SBC064123153008020320	unknown	—	—	—
└ 64.123.153.16/29	8	SBC-64-123-153-16-29-1804204351	unknown	—	—	—
└ 64.123.153.24/29	8	SBCIS-100927-105040	unknown	—	—	—
└ 64.123.153.32/29	8	SBC064123153032020801	unknown	—	—	—
└ 64.123.153.40/29	8	SBCIS-100927-1670	unknown	—	—	—
└ 64.123.153.48/29	8	SBCIS-100928-85724	unknown	—	—	—
└ 64.123.153.56/29	8	SBCIS-100929-143342	unknown	—	—	—
└ 64.123.153.64/29	8	SBC064123153064020219	unknown	—	—	—
└ 64.123.153.72/29	8	SBCIS-100102-145651	unknown	—	—	—
└ 64.123.153.80/29	8	SBCIS-100102-1698	unknown	—	—	—
└ 64.123.153.88/29	8	SBC064123153088021101	unknown	—	—	—
└ 64.123.153.96/27	32	SBCIS-100103-144613	unknown	—	—	—
└ 64.123.153.128/29	8	SBC-64-123-153-128-29-0906180504	unknown	—	—	—
└ 64.123.153.144/29	8	SBC064123153144030213	unknown	—	—	—
└ 64.123.153.152/29	8	SBCIS-100105-9855	unknown	—	—	—
└ 64.123.153.160/28	16	SBC-64-123-153-160-28-1804020329	unknown	—	—	—
└ 64.123.153.176/29	8	SBC-64-123-153-176-29-1807030052	unknown	—	—	—
└ 64.123.153.184/29	8	SBCIS-100106-145820	unknown	—	—	—
└ 64.123.153.192/27	32	SBCIS-100105-141339	unknown	—	—	—
└ 64.123.153.224/27	32	SBCIS-100106-10579	unknown	—	—	—
└ 64.123.154.0/26	64	SBCIS-100823-164925	unknown	—	—	—
└ 64.123.154.80/28	16	SBC06412315408028060201084322	unknown	—	—	—
└ 64.123.154.128/25	128	SBCIS-100824-113648	unknown	—	—	—
└ 64.123.155.0/26	64	SBCIS-10091-14220	unknown	—	—	—
└ 64.123.155.64/29	8	SBC06412315506429050420161408	unknown	—	—	—
└ 64.123.155.72/29	8	SBC06412315507229050502174617	unknown	—	—	—
└ 64.123.155.128/25	128	SBCIS-100918-112830	unknown	—	—	—
└ 64.123.156.0/29	8	SBCIS-100822-134352	unknown	—	—	—
└ 64.123.156.8/29	8	SBCIS-100822-143714	unknown	—	—	—
└ 64.123.156.16/29	8	SBCIS-100822-143718	unknown	—	—	—
└ 64.123.156.24/29	8	SBC-64-123-156-24-29-0906041324	unknown	—	—	—
└ 64.123.156.32/29	8	SBCIS-100824-94756	unknown	—	—	—
└ 64.123.156.40/29	8	SBC064123156040021230	unknown	—	—	—
└ 64.123.156.48/29	8	SBC-64-123-156-48-29-1810293508	unknown	—	—	—
└ 64.123.156.64/29	8	SBC064123156064020219	unknown	—	—	—
└ 64.123.156.72/29	8	SBC-64-123-156-72-29-0906030925	unknown	—	—	—
└ 64.123.156.80/29	8	SBCIS-100830-123322	unknown	—	—	—
└ 64.123.156.88/29	8	SBC-64-123-156-88-29-1012093053	unknown	—	—	—
└ 64.123.156.104/29	8	SBC064123156104020724	unknown	—	—	—
└ 64.123.156.112/29	8	SBCIS-10091-14450	unknown	—	—	—

← Previous1,001–1,200 of 2,255 · page 6 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

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