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
└ 64.123.156.120/29	8	SBCIS-10097-82534	unknown	—	—	—
└ 64.123.156.128/29	8	SBC064123156128031022	unknown	—	—	—
└ 64.123.156.136/29	8	SBCIS-100911-105935	unknown	—	—	—
└ 64.123.156.144/29	8	SBCIS-100911-151739	unknown	—	—	—
└ 64.123.156.168/29	8	SBCIS-100913-113543	unknown	—	—	—
└ 64.123.156.184/29	8	SBCIS-100913-13750	unknown	—	—	—
└ 64.123.156.192/29	8	SBC-64-123-156-192-29-1101240418	unknown	—	—	—
└ 64.123.156.200/29	8	SBC064123156200021204	unknown	—	—	—
└ 64.123.156.208/29	8	SBC064123156208021205	unknown	—	—	—
└ 64.123.156.224/29	8	SBCIS-100919-8256	unknown	—	—	—
└ 64.123.156.232/29	8	SBCIS-100919-144214	unknown	—	—	—
└ 64.123.156.240/29	8	SBCIS-100920-81632	unknown	—	—	—
└ 64.123.156.248/29	8	SBC064123156248030813	unknown	—	—	—
└ 64.123.157.0/24	256	SBCIS-100828-14916	unknown	—	—	—
└ 64.123.158.0/24	256	SBCIS-100828-144749	unknown	—	—	—
└ 64.123.160.0/26	64	SBC06412316000026060712102213	unknown	—	—	—
└ 64.123.160.64/28	16	SBC-64-123-160-64-28-1103105428	unknown	—	—	—
└ 64.123.160.80/28	16	SBC064123160080040202	unknown	—	—	—
└ 64.123.160.96/28	16	SBC-64-123-160-96-28-0903041534	unknown	—	—	—
└ 64.123.160.128/25	128	SBCIS-100717-82440	unknown	—	—	—
└ 64.123.161.0/27	32	SBC06412316100027060530092315	unknown	—	—	—
└ 64.123.161.32/28	16	SBC064123161032030709	unknown	—	—	—
└ 64.123.161.48/29	8	SBC064123161048030712	unknown	—	—	—
└ 64.123.161.56/29	8	SBC064123161056030716	unknown	—	—	—
└ 64.123.161.144/29	8	SBC-64-123-161-144-29-1004211032	unknown	—	—	—
└ 64.123.161.152/29	8	SBC-64-123-161-152-29-0708273538	unknown	—	—	—
└ 64.123.161.160/27	32	SBCIS-10081-175637	unknown	—	—	—
└ 64.123.161.192/26	64	SBCIS-100731-14562	unknown	—	—	—
└ 64.123.162.80/28	16	SBCIS-100731-102445	unknown	—	—	—
└ 64.123.162.96/27	32	SBCIS-100728-132016	unknown	—	—	—
└ 64.123.163.0/28	16	SBCIS-100822-15612	unknown	—	—	—
└ 64.123.164.0/29	8	SBCIS-100718-10341	unknown	—	—	—
└ 64.123.164.16/29	8	SBC06412316401629040506092855	unknown	—	—	—
└ 64.123.164.32/29	8	SBCIS-100719-133345	unknown	—	—	—
└ 64.123.164.48/29	8	SBCIS-100720-144029	unknown	—	—	—
└ 64.123.164.56/29	8	SBCIS-100721-112843	unknown	—	—	—
└ 64.123.164.64/29	8	SBCIS-100106-153642	unknown	—	—	—
└ 64.123.164.72/29	8	SBCIS-100106-154425	unknown	—	—	—
└ 64.123.164.80/29	8	SBCIS-100106-162346	unknown	—	—	—
└ 64.123.164.88/29	8	SBCIS-100109-820	unknown	—	—	—
└ 64.123.164.136/29	8	SBCIS-100726-154715	unknown	—	—	—
└ 64.123.164.152/29	8	SBCIS-100728-132359	unknown	—	—	—
└ 64.123.164.160/29	8	SBCIS-100728-15848	unknown	—	—	—
└ 64.123.164.168/29	8	SBCIS-100728-171155	unknown	—	—	—
└ 64.123.164.176/29	8	SBCIS-10081-13253	unknown	—	—	—
└ 64.123.164.184/29	8	SBCIS-10082-13328	unknown	—	—	—
└ 64.123.164.200/29	8	SBCIS-10084-151123	unknown	—	—	—
└ 64.123.164.208/29	8	SBC064123164208030811	unknown	—	—	—
└ 64.123.164.216/29	8	SBC06412316421629040707171404	unknown	—	—	—
└ 64.123.164.224/29	8	SBC064123164224030306	unknown	—	—	—
└ 64.123.164.232/29	8	SBCIS-10089-10135	unknown	—	—	—
└ 64.123.164.240/29	8	SBCIS-10089-10358	unknown	—	—	—
└ 64.123.164.248/29	8	SBCIS-10089-10137	unknown	—	—	—
└ 64.123.165.0/29	8	SBCIS-101124-11109	unknown	—	—	—
└ 64.123.165.24/29	8	SBCIS-100814-161156	unknown	—	—	—
└ 64.123.165.32/29	8	SBCIS-100815-91034	unknown	—	—	—
└ 64.123.165.48/29	8	SBCIS-100816-84718	unknown	—	—	—
└ 64.123.165.56/29	8	SBC064123165056020911	unknown	—	—	—
└ 64.123.165.104/29	8	SBCIS-100817-151947	unknown	—	—	—
└ 64.123.165.112/29	8	SBCIS-100821-172144	unknown	—	—	—
└ 64.123.165.120/29	8	SBC06412316512029040330145404	unknown	—	—	—
└ 64.123.165.160/29	8	SBCIS-100830-85656	unknown	—	—	—
└ 64.123.165.168/29	8	SBCIS-100829-12140	unknown	—	—	—
└ 64.123.165.176/29	8	SBC-64-123-165-176-29-1212124150	unknown	—	—	—
└ 64.123.165.192/29	8	SBCIS-100830-155113	unknown	—	—	—
└ 64.123.165.200/29	8	SBCIS-10091-9943	unknown	—	—	—
└ 64.123.165.208/29	8	SBCIS-10096-11835	unknown	—	—	—
└ 64.123.165.216/29	8	SBC-64-123-165-216-29-0906030654	unknown	—	—	—
└ 64.123.165.224/29	8	SBCIS-100911-112059	unknown	—	—	—
└ 64.123.165.240/29	8	SBCIS-100911-163347	unknown	—	—	—
└ 64.123.165.248/29	8	SBCIS-100912-154255	unknown	—	—	—
└ 64.123.166.0/29	8	SBCIS-100912-233034	unknown	—	—	—
└ 64.123.166.8/29	8	SBCIS-100913-83746	unknown	—	—	—
└ 64.123.166.16/29	8	SBCIS-100913-103133	unknown	—	—	—
└ 64.123.166.24/29	8	SBC-64-123-166-24-29-0906051753	unknown	—	—	—
└ 64.123.166.32/29	8	SBCIS-100919-172027	unknown	—	—	—
└ 64.123.166.40/29	8	SBC064123166040031125	unknown	—	—	—
└ 64.123.166.48/29	8	SBCIS-100921-94437	unknown	—	—	—
└ 64.123.166.72/29	8	SBCIS-100921-154252	unknown	—	—	—
└ 64.123.166.80/29	8	SBCIS-100925-11113	unknown	—	—	—
└ 64.123.166.88/29	8	SBC-64-123-166-88-29-1203080141	unknown	—	—	—
└ 64.123.166.96/29	8	SBCIS-100925-174817	unknown	—	—	—
└ 64.123.166.104/29	8	SBCIS-100926-93632	unknown	—	—	—
└ 64.123.166.112/29	8	SBCIS-100926-124543	unknown	—	—	—
└ 64.123.166.120/29	8	SBCIS-100926-132859	unknown	—	—	—
└ 64.123.166.128/29	8	SBC06412316612829040331105045	unknown	—	—	—
└ 64.123.166.136/29	8	SBC-64-123-166-136-29-1808303332	unknown	—	—	—
└ 64.123.166.144/29	8	SBCIS-100927-121158	unknown	—	—	—
└ 64.123.166.152/29	8	SBC-64-123-166-152-29-1012032953	unknown	—	—	—
└ 64.123.166.176/29	8	SBCIS-100927-171031	unknown	—	—	—
└ 64.123.166.184/29	8	SBC06412316618429040712104445	unknown	—	—	—
└ 64.123.166.192/29	8	SBCIS-100928-101735	unknown	—	—	—
└ 64.123.166.200/29	8	SBC-64-123-166-200-29-0906052629	unknown	—	—	—
└ 64.123.166.208/29	8	SBC-64-123-166-208-29-1808302329	unknown	—	—	—
└ 64.123.166.216/29	8	SBCIS-100928-143049	unknown	—	—	—
└ 64.123.166.224/29	8	SBC-64-123-166-224-29-1005181701	unknown	—	—	—
└ 64.123.166.240/29	8	SBCIS-100928-175735	unknown	—	—	—
└ 64.123.167.0/29	8	SBC06412316700029060112020952	unknown	—	—	—
└ 64.123.167.16/29	8	SBC06412316701629060114022325	unknown	—	—	—
└ 64.123.167.32/29	8	SBCIS-100103-135037	unknown	—	—	—
└ 64.123.167.40/29	8	SBCIS-100103-143516	unknown	—	—	—
└ 64.123.167.56/29	8	SBC06412316705629040507165625	unknown	—	—	—
└ 64.123.167.64/28	16	SBC-64-123-167-64-28-0912302123	unknown	—	—	—
└ 64.123.167.104/29	8	SBCIS-100106-101940	unknown	—	—	—
└ 64.123.167.112/29	8	SBCIS-100106-103435	unknown	—	—	—
└ 64.123.167.136/29	8	SBCIS-1001010-154746	unknown	—	—	—
└ 64.123.167.144/29	8	SBCIS-1001011-84017	unknown	—	—	—
└ 64.123.167.152/29	8	SBCIS-1001011-9544	unknown	—	—	—
└ 64.123.167.160/29	8	SBCIS-1001011-10452	unknown	—	—	—
└ 64.123.167.168/29	8	SBCIS-1001011-105014	unknown	—	—	—
└ 64.123.167.176/29	8	SBCIS-1001011-111036	unknown	—	—	—
└ 64.123.167.184/29	8	SBC064123167184030702	unknown	—	—	—
└ 64.123.167.192/29	8	SBC-64-123-167-192-29-1101213239	unknown	—	—	—
└ 64.123.167.208/29	8	SBCIS-1001011-172510	unknown	—	—	—
└ 64.123.167.216/29	8	SBC-64-123-167-216-29-0906054237	unknown	—	—	—
└ 64.123.167.224/29	8	SBC-64-123-167-224-29-0905134734	unknown	—	—	—
└ 64.123.167.240/29	8	SBCIS-1001012-9371	unknown	—	—	—
└ 64.123.167.248/29	8	SBCIS-1001012-104737	unknown	—	—	—
└ 64.123.168.0/29	8	SBC064123168000020801	unknown	—	—	—
└ 64.123.168.8/29	8	SBCIS-100719-82026	unknown	—	—	—
└ 64.123.168.16/29	8	SBCIS-100719-82712	unknown	—	—	—
└ 64.123.168.32/29	8	SBCIS-100719-92159	unknown	—	—	—
└ 64.123.168.40/29	8	SBCIS-100719-114918	unknown	—	—	—
└ 64.123.168.48/29	8	SBCIS-10128-182123	unknown	—	—	—
└ 64.123.168.56/29	8	SBC-64-123-168-56-29-1305175842	unknown	—	—	—
└ 64.123.168.64/29	8	SBCIS-100719-144252	unknown	—	—	—
└ 64.123.168.72/29	8	SBCIS-100719-1540	unknown	—	—	—
└ 64.123.168.80/29	8	SBCIS-100719-161234	unknown	—	—	—
└ 64.123.168.88/29	8	SBC064123168088020801	unknown	—	—	—
└ 64.123.168.96/29	8	SBCIS-100720-72914	unknown	—	—	—
└ 64.123.168.104/29	8	SBCIS-100720-74935	unknown	—	—	—
└ 64.123.168.112/29	8	SBCIS-100720-9131	unknown	—	—	—
└ 64.123.168.120/29	8	SBC06412316812029040405154433	unknown	—	—	—
└ 64.123.168.128/29	8	SBCIS-100720-103512	unknown	—	—	—
└ 64.123.168.136/29	8	SBCIS-100720-115710	unknown	—	—	—
└ 64.123.168.144/29	8	SBCIS-100720-142114	unknown	—	—	—
└ 64.123.168.160/29	8	SBCIS-100720-15205	unknown	—	—	—
└ 64.123.168.168/29	8	SBCIS-100724-115029	unknown	—	—	—
└ 64.123.168.176/29	8	SBCIS-100724-133251	unknown	—	—	—
└ 64.123.168.184/29	8	SBCIS-100725-102516	unknown	—	—	—
└ 64.123.168.208/29	8	SBCIS-100725-125847	unknown	—	—	—
└ 64.123.168.216/29	8	SBC064123168216030429	unknown	—	—	—
└ 64.123.168.232/29	8	SBCIS-100728-15436	unknown	—	—	—
└ 64.123.168.240/29	8	SBCIS-100731-8036	unknown	—	—	—
└ 64.123.168.248/29	8	SBCIS-100731-81853	unknown	—	—	—
└ 64.123.169.0/29	8	SBCIS-100731-82836	unknown	—	—	—
└ 64.123.169.8/29	8	SBC064123169008020801	unknown	—	—	—
└ 64.123.169.16/29	8	SBCIS-100731-105423	unknown	—	—	—
└ 64.123.169.24/29	8	SBCIS-100731-145736	unknown	—	—	—
└ 64.123.169.32/29	8	SBCIS-10082-175425	unknown	—	—	—
└ 64.123.169.40/29	8	SBCIS-10083-8212	unknown	—	—	—
└ 64.123.169.56/29	8	SBCIS-10084-125422	unknown	—	—	—
└ 64.123.169.72/29	8	SBCIS-10087-113756	unknown	—	—	—
└ 64.123.169.80/29	8	SBC064123169080020801	unknown	—	—	—
└ 64.123.169.88/29	8	SBCIS-10087-141155	unknown	—	—	—
└ 64.123.169.96/29	8	SBCIS-10087-1570	unknown	—	—	—
└ 64.123.169.104/29	8	SBCIS-10087-18852	unknown	—	—	—
└ 64.123.169.128/29	8	SBCIS-10089-93520	unknown	—	—	—
└ 64.123.169.136/29	8	SBCIS-10089-94355	unknown	—	—	—
└ 64.123.169.144/29	8	SBC-64-123-169-144-29-1010115722	unknown	—	—	—
└ 64.123.169.152/29	8	SBC064123169152020801	unknown	—	—	—
└ 64.123.169.192/29	8	SBC064123169192030903	unknown	—	—	—
└ 64.123.169.200/29	8	SBCIS-100810-115345	unknown	—	—	—
└ 64.123.169.216/29	8	SBCIS-100811-121820	unknown	—	—	—
└ 64.123.169.224/27	32	SBCIS-100810-164323	unknown	—	—	—
└ 64.123.170.0/27	32	SBCIS-100810-164834	unknown	—	—	—
└ 64.123.170.32/29	8	SBC06412317003229040305153210	unknown	—	—	—
└ 64.123.170.40/29	8	SBC06412317004029040308103456	unknown	—	—	—
└ 64.123.170.48/29	8	SBC064123170048020807	unknown	—	—	—
└ 64.123.170.56/29	8	SBC06412317005629040406142001	unknown	—	—	—
└ 64.123.170.80/29	8	SBC064123170080020801	unknown	—	—	—
└ 64.123.170.88/29	8	SBC-64-123-170-88-29-1103282140	unknown	—	—	—
└ 64.123.170.96/29	8	SBC064123170096021231	unknown	—	—	—
└ 64.123.170.104/29	8	SBC064123170104020806	unknown	—	—	—
└ 64.123.170.120/29	8	SBC-64-123-170-120-29-0906110807	unknown	—	—	—
└ 64.123.170.128/29	8	SBCIS-100816-161556	unknown	—	—	—
└ 64.123.170.136/29	8	SBCIS-100816-17347	unknown	—	—	—
└ 64.123.170.144/29	8	SBCIS-100817-111624	unknown	—	—	—
└ 64.123.170.152/29	8	SBCIS-100817-114057	unknown	—	—	—
└ 64.123.170.168/29	8	SBCIS-100817-194551	unknown	—	—	—
└ 64.123.170.184/29	8	SBC-64-123-170-184-29-0906031823	unknown	—	—	—
└ 64.123.170.192/29	8	SBCIS-100823-14632	unknown	—	—	—
└ 64.123.170.200/29	8	SBC064123170200020801	unknown	—	—	—
└ 64.123.170.224/27	32	SBCIS-100828-93622	unknown	—	—	—
└ 64.123.171.0/29	8	SBC-64-123-171-0-29-1408081351	unknown	—	—	—
└ 64.123.171.8/29	8	SBCIS-100829-114338	unknown	—	—	—
└ 64.123.171.16/29	8	SBCIS-100829-134750	unknown	—	—	—
└ 64.123.171.24/29	8	SBCIS-100829-171638	unknown	—	—	—
└ 64.123.171.32/27	32	SBCIS-100828-155418	unknown	—	—	—
└ 64.123.171.64/29	8	SBCIS-100831-123732	unknown	—	—	—
└ 64.123.171.72/29	8	SBCIS-10091-10560	unknown	—	—	—
└ 64.123.171.80/29	8	SBC064123171080031103	unknown	—	—	—
└ 64.123.171.96/27	32	SBCIS-10097-145257	unknown	—	—	—
└ 64.123.171.128/29	8	SBCIS-10098-104739	unknown	—	—	—
└ 64.123.171.136/29	8	SBCIS-10098-105313	unknown	—	—	—
└ 64.123.171.152/29	8	SBC064123171152020801	unknown	—	—	—
└ 64.123.171.160/29	8	SBC06412317116029040308124144	unknown	—	—	—
└ 64.123.171.168/29	8	SBCIS-10098-111438	unknown	—	—	—
└ 64.123.171.176/29	8	SBC06412317117629040408092226	unknown	—	—	—
└ 64.123.171.184/29	8	SBC-64-123-171-184-29-0906094855	unknown	—	—	—

← Previous1,201–1,400 of 2,255 · page 7 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