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
└ 64.123.92.32/29	8	SBCIS-1001213-19115	unknown	—	—	—
└ 64.123.92.40/29	8	SBCIS-1001215-105449	unknown	—	—	—
└ 64.123.92.48/29	8	SBCIS-10115-191351	unknown	—	—	—
└ 64.123.92.56/29	8	SBCIS-10118-153742	unknown	—	—	—
└ 64.123.92.64/29	8	SBCIS-10119-143152	unknown	—	—	—
└ 64.123.92.80/29	8	SBCIS-101111-113123	unknown	—	—	—
└ 64.123.92.88/29	8	SBCIS-060203155511	unknown	—	—	—
└ 64.123.92.104/29	8	SBC-64-123-92-104-29-0907082536	unknown	—	—	—
└ 64.123.92.112/29	8	SBCIS-101118-102127	unknown	—	—	—
└ 64.123.92.120/29	8	SBCIS-101118-103335	unknown	—	—	—
└ 64.123.92.128/29	8	SBC064123092128020306	unknown	—	—	—
└ 64.123.92.136/29	8	SBCIS-101122-161832	unknown	—	—	—
└ 64.123.92.144/29	8	SBCIS-101124-72040	unknown	—	—	—
└ 64.123.92.152/29	8	SBC-64-123-92-152-29-0905193649	unknown	—	—	—
└ 64.123.92.168/29	8	SBCIS-101125-93333	unknown	—	—	—
└ 64.123.92.176/29	8	SBCIS-101130-144030	unknown	—	—	—
└ 64.123.92.192/29	8	SBCIS-10125-9161	unknown	—	—	—
└ 64.123.92.200/29	8	SBC-06412309220029	unknown	—	—	—
└ 64.123.92.216/29	8	SBCIS-10129-13386	unknown	—	—	—
└ 64.123.92.224/29	8	SBCIS-10129-135315	unknown	—	—	—
└ 64.123.92.240/28	16	SBC-64-123-92-240-28-1011024826	unknown	—	—	—
└ 64.123.93.0/29	8	SBC-64-123-93-0-29-0907133159	unknown	—	—	—
└ 64.123.93.8/29	8	SBC064123093008020220	unknown	—	—	—
└ 64.123.93.16/29	8	SBC-64-123-93-16-29-1310110122	unknown	—	—	—
└ 64.123.93.24/29	8	SBC06412309302429040602130330	unknown	—	—	—
└ 64.123.93.32/27	32	SBC-64-123-93-32-27-1008230031	unknown	—	—	—
└ 64.123.93.64/29	8	SBCIS-10131-11239	unknown	—	—	—
└ 64.123.93.72/29	8	SBC064123093072030527	unknown	—	—	—
└ 64.123.93.88/29	8	SBCIS-10135-144622	unknown	—	—	—
└ 64.123.93.104/29	8	SBCIS-10136-105845	unknown	—	—	—
└ 64.123.93.112/29	8	SBCIS-10136-154149	unknown	—	—	—
└ 64.123.93.120/29	8	SBC064123093120030528	unknown	—	—	—
└ 64.123.93.128/29	8	SBC-64-123-93-128-29-1212140849	unknown	—	—	—
└ 64.123.93.136/29	8	SBC064123093136031008	unknown	—	—	—
└ 64.123.93.144/29	8	SBCIS-10138-145537	unknown	—	—	—
└ 64.123.93.152/29	8	SBCIS-10138-155321	unknown	—	—	—
└ 64.123.93.160/29	8	SBC064123093160021010	unknown	—	—	—
└ 64.123.93.168/29	8	SBC064123093168021203	unknown	—	—	—
└ 64.123.93.176/29	8	SBCIS-101312-111354	unknown	—	—	—
└ 64.123.93.192/29	8	SBCIS-101312-183658	unknown	—	—	—
└ 64.123.93.200/29	8	SBC-64-123-93-200-29-1103243206	unknown	—	—	—
└ 64.123.93.208/29	8	SBCIS-101314-102717	unknown	—	—	—
└ 64.123.93.216/29	8	SBC064123093216030904	unknown	—	—	—
└ 64.123.93.224/27	32	SBCIS-101313-163046	unknown	—	—	—
└ 64.123.94.0/24	256	SBCIS-100109-124023	unknown	—	—	—
└ 64.123.95.0/27	32	SBCIS-1001016-9835	unknown	—	—	—
└ 64.123.95.32/29	8	SBCIS-06412309503229	unknown	—	—	—
└ 64.123.95.40/29	8	SBC064123095040020125	unknown	—	—	—
└ 64.123.95.48/29	8	SBCIS-1001215-152547	unknown	—	—	—
└ 64.123.95.64/28	16	SBC-64-123-95-64-28-0709174919	unknown	—	—	—
└ 64.123.95.96/27	32	SBCIS-1001212-143744	unknown	—	—	—
└ 64.123.95.128/27	32	SBC064123095128030310	unknown	—	—	—
└ 64.123.95.160/28	16	SBC064123095160030315	unknown	—	—	—
└ 64.123.95.176/28	16	SBC064123095176030417	unknown	—	—	—
└ 64.123.95.240/28	16	SBC06412309524028050210095544	unknown	—	—	—
└ 64.123.96.0/21	2,048	SBCIS-64123960	BANDWIDTH.COM (BANDW-867) · US	Reallocated	Aug 11, 2014	installation@bandwidth.com
└ 64.123.96.0/21	2,048	TISD	TISD, Inc (C05280235) · US	Reassigned	Sep 3, 2014	installation@bandwidth.com via SBCIS-64123960
└ 64.123.104.0/23	512	SBCIS-100710-155514	Testengeer, Inc (C00095457) · US	Reassigned	Jul 11, 2000	abuse@att.net via SBCIS-SIS80
└ 64.123.106.0/29	8	SBC-64-123-106-0-29-1303211542	unknown	—	—	—
└ 64.123.106.16/29	8	SBCIS-100812-155933	unknown	—	—	—
└ 64.123.106.24/29	8	SBC064123106024030903	unknown	—	—	—
└ 64.123.106.56/29	8	SBC064123106056030618	unknown	—	—	—
└ 64.123.106.64/29	8	SBCIS-100818-91714	unknown	—	—	—
└ 64.123.106.72/29	8	SBCIS-100818-162621	unknown	—	—	—
└ 64.123.106.80/29	8	SBC06412310608029040628125900	unknown	—	—	—
└ 64.123.106.104/29	8	SBCIS-100829-9837	unknown	—	—	—
└ 64.123.106.112/29	8	SBCIS-100829-121446	unknown	—	—	—
└ 64.123.106.128/29	8	SBCIS-100829-153124	unknown	—	—	—
└ 64.123.106.136/29	8	SBCIS-100830-132052	unknown	—	—	—
└ 64.123.106.144/29	8	SBCIS-10091-144534	unknown	—	—	—
└ 64.123.106.160/29	8	SBCIS-10097-153444	unknown	—	—	—
└ 64.123.106.168/29	8	SBC064123106168021220	unknown	—	—	—
└ 64.123.106.184/29	8	SBC064123106184020220	unknown	—	—	—
└ 64.123.106.192/27	32	SBCIS-10098-82649	unknown	—	—	—
└ 64.123.106.224/29	8	SBC064123106224021219	unknown	—	—	—
└ 64.123.106.232/29	8	SBCIS-100918-132342	unknown	—	—	—
└ 64.123.106.248/29	8	SBCIS-100920-131251	unknown	—	—	—
└ 64.123.108.0/25	128	SBC064123108000030128	unknown	—	—	—
└ 64.123.108.128/27	32	SBC064123108128030215	unknown	—	—	—
└ 64.123.108.176/29	8	SBC064123108176030726	unknown	—	—	—
└ 64.123.108.192/29	8	SBC064123108192031022	unknown	—	—	—
└ 64.123.108.200/29	8	SBC064123108200030919	unknown	—	—	—
└ 64.123.108.208/28	16	SBC064123108208030922	unknown	—	—	—
└ 64.123.108.224/27	32	SBC064123108224030930	unknown	—	—	—
└ 64.123.110.0/25	128	SBCIS-100726-111126	unknown	—	—	—
└ 64.123.110.128/25	128	SBCIS-100726-111156	unknown	—	—	—
└ 64.123.111.0/25	128	SBC064123111000030221	unknown	—	—	—
└ 64.123.111.128/29	8	SBC064123111128030428	unknown	—	—	—
└ 64.123.111.152/29	8	SBCIS-100830-12358	unknown	—	—	—
└ 64.123.111.160/27	32	SBCIS-100822-143540	unknown	—	—	—
└ 64.123.111.208/28	16	SBCIS-1001222-114846	unknown	—	—	—
└ 64.123.111.224/27	32	SBC064123111224030819	unknown	—	—	—
└ 64.123.114.0/24	256	SBCIS-100814-94415	unknown	—	—	—
└ 64.123.115.0/28	16	SBCIS-1001027-153713	unknown	—	—	—
└ 64.123.115.16/29	8	SBCIS-1001120-115949	unknown	—	—	—
└ 64.123.115.24/29	8	SBCIS-10114-82230	unknown	—	—	—
└ 64.123.115.32/27	32	SBCIS-1001113-152713	unknown	—	—	—
└ 64.123.115.64/28	16	SBCIS-1001129-103833	unknown	—	—	—
└ 64.123.115.80/29	8	SBC06412311508029040319143550	unknown	—	—	—
└ 64.123.115.96/29	8	SBC06412311509629040820163022	unknown	—	—	—
└ 64.123.115.120/29	8	SBC06412311512029050124193507	unknown	—	—	—
└ 64.123.115.128/25	128	SBCIS-1001120-135850	unknown	—	—	—
└ 64.123.116.0/25	128	SBCIS-100823-15543	unknown	—	—	—
└ 64.123.116.128/29	8	SBC-64-123-116-128-29-0906050408	unknown	—	—	—
└ 64.123.116.136/29	8	SBCIS-10098-103728	unknown	—	—	—
└ 64.123.116.144/29	8	SBCIS-10098-163224	unknown	—	—	—
└ 64.123.116.152/29	8	SBCIS-100912-142644	unknown	—	—	—
└ 64.123.116.160/29	8	SBCIS-100915-16411	unknown	—	—	—
└ 64.123.116.168/29	8	SBC-64-123-116-168-29-1102183042	unknown	—	—	—
└ 64.123.116.176/29	8	SBCIS-100925-12336	unknown	—	—	—
└ 64.123.116.184/29	8	SBCIS-100925-13614	unknown	—	—	—
└ 64.123.116.192/29	8	SBCIS-100927-145810	unknown	—	—	—
└ 64.123.116.200/29	8	SBCIS-100928-135958	unknown	—	—	—
└ 64.123.116.208/29	8	SBCIS-100102-81449	unknown	—	—	—
└ 64.123.116.216/29	8	SBC-64-123-116-216-29-1007132753	unknown	—	—	—
└ 64.123.116.224/29	8	SBC064123116224030611	unknown	—	—	—
└ 64.123.116.232/29	8	SBCIS-100105-92656	unknown	—	—	—
└ 64.123.116.240/29	8	SBC-64-123-116-240-29-1008234322	unknown	—	—	—
└ 64.123.117.0/25	128	SBCIS-10098-1172	unknown	—	—	—
└ 64.123.117.128/29	8	SBCIS-1001013-92536	unknown	—	—	—
└ 64.123.117.136/29	8	SBC064123117136030611	unknown	—	—	—
└ 64.123.117.144/29	8	SBC064123117144030528	unknown	—	—	—
└ 64.123.117.160/29	8	SBCIS-1001017-10212	unknown	—	—	—
└ 64.123.117.176/29	8	SBCIS-1001018-151412	unknown	—	—	—
└ 64.123.117.200/29	8	SBCIS-1001020-143728	unknown	—	—	—
└ 64.123.117.208/29	8	SBCIS-1001020-153632	unknown	—	—	—
└ 64.123.117.216/29	8	SBCIS-1001023-105937	unknown	—	—	—
└ 64.123.117.224/29	8	SBCIS-101525-82223	unknown	—	—	—
└ 64.123.117.232/29	8	SBCIS-1001030-92711	unknown	—	—	—
└ 64.123.117.240/29	8	SBCIS-1001030-111526	unknown	—	—	—
└ 64.123.117.248/29	8	SBCIS-1001030-13519	unknown	—	—	—
└ 64.123.118.0/23	512	SBCIS-100828-16418	unknown	—	—	—
└ 64.123.120.0/29	8	SBCIS-1001030-131119	unknown	—	—	—
└ 64.123.120.8/29	8	SBC064123120008030912	unknown	—	—	—
└ 64.123.120.16/29	8	SBCIS-100112-82914	unknown	—	—	—
└ 64.123.120.48/29	8	SBCIS-10153-143411	unknown	—	—	—
└ 64.123.120.56/29	8	SBC06412312005629040708122745	unknown	—	—	—
└ 64.123.120.88/29	8	SBC-64-123-120-88-29-0906172901	unknown	—	—	—
└ 64.123.120.96/29	8	SBCIS-100117-141931	unknown	—	—	—
└ 64.123.120.104/29	8	SBC-64-123-120-104-29-0906185244	unknown	—	—	—
└ 64.123.120.112/29	8	SBCIS-101524-165034	unknown	—	—	—
└ 64.123.120.120/29	8	SBC-64-123-120-120-29-1007075139	unknown	—	—	—
└ 64.123.120.128/29	8	SBCIS-1001110-142246	unknown	—	—	—
└ 64.123.120.136/29	8	SBC-64-123-120-136-29-1005041135	unknown	—	—	—
└ 64.123.120.144/29	8	SBCIS-1001110-17715	unknown	—	—	—
└ 64.123.120.152/29	8	SBCIS-1001115-125957	unknown	—	—	—
└ 64.123.120.160/29	8	SBCIS-1001117-115147	unknown	—	—	—
└ 64.123.120.176/29	8	SBCIS-1001118-191131	unknown	—	—	—
└ 64.123.120.192/29	8	SBCIS-1001121-101639	unknown	—	—	—
└ 64.123.120.216/29	8	SBCIS-1001122-111930	unknown	—	—	—
└ 64.123.120.224/29	8	SBC064123120224031105	unknown	—	—	—
└ 64.123.120.232/29	8	SBC-64-123-120-232-29-0906195206	unknown	—	—	—
└ 64.123.120.248/29	8	SBC-64-123-120-248-29-0906255147	unknown	—	—	—
└ 64.123.121.0/29	8	SBC-64-123-121-0-29-0907010215	unknown	—	—	—
└ 64.123.121.8/29	8	SBCIS-1001129-9010	unknown	—	—	—
└ 64.123.121.16/29	8	SBC064123121016031104	unknown	—	—	—
└ 64.123.121.24/29	8	SBCIS-1001129-151748	unknown	—	—	—
└ 64.123.121.32/29	8	SBC-64-123-121-32-29-1003264041	unknown	—	—	—
└ 64.123.121.40/29	8	SBCIS-1001130-111622	unknown	—	—	—
└ 64.123.121.48/29	8	SBC-64-123-121-48-29-0907154816	unknown	—	—	—
└ 64.123.121.56/29	8	SBCIS-100121-173822	unknown	—	—	—
└ 64.123.121.64/29	8	SBCIS-100124-83929	unknown	—	—	—
└ 64.123.121.72/29	8	SBCIS-100124-12353	unknown	—	—	—
└ 64.123.121.80/29	8	SBC064123121080031010	unknown	—	—	—
└ 64.123.121.88/29	8	SBC06412312108829040622115223	unknown	—	—	—
└ 64.123.121.104/29	8	SBCIS-100126-123816	unknown	—	—	—
└ 64.123.121.112/29	8	SBC064123121112020227	unknown	—	—	—
└ 64.123.121.120/29	8	SBCIS-100127-115949	unknown	—	—	—
└ 64.123.121.128/29	8	SBCIS-100127-183910	unknown	—	—	—
└ 64.123.121.144/29	8	SBC064123121144031104	unknown	—	—	—
└ 64.123.121.152/29	8	SBCIS-100128-151950	unknown	—	—	—
└ 64.123.121.168/29	8	SBCIS-1001211-103245	unknown	—	—	—
└ 64.123.121.176/29	8	SBCIS-1001211-103959	unknown	—	—	—
└ 64.123.121.184/29	8	SBCIS-1001211-104652	unknown	—	—	—
└ 64.123.121.200/29	8	SBCIS-1001212-161429	unknown	—	—	—
└ 64.123.121.208/29	8	SBCIS-1001212-162257	unknown	—	—	—
└ 64.123.121.216/29	8	SBCIS-1001213-14624	unknown	—	—	—
└ 64.123.121.224/29	8	SBCIS-1001214-132641	unknown	—	—	—
└ 64.123.121.232/29	8	SBC064123121232020227	unknown	—	—	—
└ 64.123.121.240/29	8	SBCIS-1001216-183337	unknown	—	—	—
└ 64.123.121.248/29	8	SBCIS-1001216-183949	unknown	—	—	—
└ 64.123.122.0/25	128	SBCIS-1001121-81143	unknown	—	—	—
└ 64.123.122.128/25	128	SBCIS-1001121-83849	unknown	—	—	—
└ 64.123.123.128/25	128	SBCIS-100124-92813	unknown	—	—	—
└ 64.123.124.0/27	32	SBC-64-123-124-0-27-0703142955	unknown	—	—	—
└ 64.123.124.32/29	8	SBC-64-123-124-32-29-0703235927	unknown	—	—	—
└ 64.123.124.40/29	8	SBC-64-123-124-40-29-0708171915	unknown	—	—	—
└ 64.123.124.64/26	64	SBC-64-123-124-64-26-0705300558	unknown	—	—	—
└ 64.123.124.128/27	32	SBC064123124128020606	unknown	—	—	—
└ 64.123.124.192/26	64	SBC064123124192020607	unknown	—	—	—
└ 64.123.125.136/29	8	SBC064123125136020730	unknown	—	—	—
└ 64.123.125.144/28	16	SBC064123125144020730	unknown	—	—	—
└ 64.123.125.160/28	16	SBC064123125160020805	unknown	—	—	—
└ 64.123.125.176/29	8	SBC064123125176020905	unknown	—	—	—
└ 64.123.125.184/29	8	SBC064123125184021018	unknown	—	—	—
└ 64.123.125.240/29	8	SBC06412312524029040507110445	unknown	—	—	—
└ 64.123.125.248/29	8	SBC06412312524829040513142126	unknown	—	—	—
└ 64.123.126.0/27	32	SBCIS-1001211-152343	unknown	—	—	—
└ 64.123.126.32/27	32	SBCIS-101119-132319	unknown	—	—	—
└ 64.123.126.64/26	64	SBCIS-101129-104211	unknown	—	—	—

← Previous801–1,000 of 2,255 · page 5 of 12Next →

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

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