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
└ 64.123.64.120/29	8	SBCIS-100713-143357	unknown	—	—	—
└ 64.123.64.128/29	8	SBCIS-100713-14481	unknown	—	—	—
└ 64.123.64.136/29	8	SBC-64-123-64-136-29-1803155637	unknown	—	—	—
└ 64.123.64.144/29	8	SBCIS-100714-85447	unknown	—	—	—
└ 64.123.64.160/29	8	SBCIS-100714-15510	unknown	—	—	—
└ 64.123.64.184/29	8	SBCIS-100715-162946	unknown	—	—	—
└ 64.123.64.192/27	32	SBCIS-100717-112842	unknown	—	—	—
└ 64.123.64.224/29	8	SBC-64-123-64-224-29-0906023051	unknown	—	—	—
└ 64.123.64.232/29	8	SBCIS-100718-10201	unknown	—	—	—
└ 64.123.65.0/29	8	SBCIS-100718-114018	unknown	—	—	—
└ 64.123.65.16/29	8	SBCIS-100925-92811	unknown	—	—	—
└ 64.123.65.32/29	8	SBCIS-100719-125846	unknown	—	—	—
└ 64.123.65.40/29	8	SBCIS-100719-14285	unknown	—	—	—
└ 64.123.65.56/29	8	SBCIS-100720-114415	unknown	—	—	—
└ 64.123.65.64/29	8	SBCIS-100815-133342	unknown	—	—	—
└ 64.123.65.72/29	8	SBC-64-123-65-72-29-0906092528	unknown	—	—	—
└ 64.123.65.96/29	8	SBC-64-123-65-96-29-0906124630	unknown	—	—	—
└ 64.123.65.104/29	8	SBCIS-100725-17202	unknown	—	—	—
└ 64.123.65.120/29	8	SBCIS-100726-12193	unknown	—	—	—
└ 64.123.65.128/27	32	SBCIS-100726-122625	unknown	—	—	—
└ 64.123.65.160/27	32	SBCIS-100726-175029	unknown	—	—	—
└ 64.123.65.192/29	8	SBCIS-100727-1027	unknown	—	—	—
└ 64.123.65.200/29	8	SBCIS-100727-11759	unknown	—	—	—
└ 64.123.65.216/29	8	SBCIS-100727-13210	unknown	—	—	—
└ 64.123.65.224/29	8	SBC064123065224030721	unknown	—	—	—
└ 64.123.65.232/29	8	SBC064123065232031125	unknown	—	—	—
└ 64.123.65.240/29	8	SBC064123065240020927	unknown	—	—	—
└ 64.123.65.248/29	8	SBCIS-100728-164128	unknown	—	—	—
└ 64.123.66.0/23	512	SBCIS-100714-121721	unknown	—	—	—
└ 64.123.74.0/29	8	SBC06412307400029040512161811	unknown	—	—	—
└ 64.123.74.16/29	8	SBCIS-10081-111656	unknown	—	—	—
└ 64.123.74.24/29	8	SBCIS-10081-11546	unknown	—	—	—
└ 64.123.74.40/29	8	SBC064123074040030826	unknown	—	—	—
└ 64.123.74.48/28	16	SBC064123074048030826	unknown	—	—	—
└ 64.123.74.64/29	8	SBCIS-10081-142143	unknown	—	—	—
└ 64.123.74.72/29	8	SBCIS-10082-10557	unknown	—	—	—
└ 64.123.74.80/29	8	SBCIS-10082-112018	unknown	—	—	—
└ 64.123.74.88/29	8	SBCIS-10082-131629	unknown	—	—	—
└ 64.123.74.96/27	32	SBCIS-10081-152714	unknown	—	—	—
└ 64.123.74.128/27	32	SBCIS-10082-16359	unknown	—	—	—
└ 64.123.74.160/29	8	SBC064123074160030702	unknown	—	—	—
└ 64.123.74.168/29	8	SBCIS-10084-114618	unknown	—	—	—
└ 64.123.74.176/29	8	SBC-64-123-74-176-29-0906093313	unknown	—	—	—
└ 64.123.74.192/29	8	SBC-64-123-74-192-29-1810084737	unknown	—	—	—
└ 64.123.74.200/29	8	SBCIS-10087-8582	unknown	—	—	—
└ 64.123.74.208/29	8	SBC064123074208030707	unknown	—	—	—
└ 64.123.74.216/29	8	SBCIS-1001017-134126	unknown	—	—	—
└ 64.123.74.224/29	8	SBCIS-10088-1073	unknown	—	—	—
└ 64.123.74.232/29	8	SBC064123074232031008	unknown	—	—	—
└ 64.123.74.240/29	8	SBC064123074240030710	unknown	—	—	—
└ 64.123.74.248/29	8	SBC-64-123-74-248-29-1009072826	unknown	—	—	—
└ 64.123.75.0/29	8	SBC064123075000020429	unknown	—	—	—
└ 64.123.75.8/29	8	SBCIS-101814-151759	unknown	—	—	—
└ 64.123.75.16/29	8	SBCIS-101814-155017	unknown	—	—	—
└ 64.123.75.32/29	8	SBC-64-123-75-32-29-1812270940	unknown	—	—	—
└ 64.123.75.56/29	8	SBCIS-100810-133017	unknown	—	—	—
└ 64.123.75.64/29	8	SBCIS-100810-14508	unknown	—	—	—
└ 64.123.75.72/29	8	SBC064123075072031006	unknown	—	—	—
└ 64.123.75.80/29	8	SBCIS-100811-93021	unknown	—	—	—
└ 64.123.75.88/29	8	SBC064123075088030206	unknown	—	—	—
└ 64.123.75.96/29	8	SBC064123075096020926	unknown	—	—	—
└ 64.123.75.112/29	8	SBCIS-100815-135511	unknown	—	—	—
└ 64.123.75.128/29	8	SBCIS-10159-9131	unknown	—	—	—
└ 64.123.75.144/29	8	SBCIS-100817-165455	unknown	—	—	—
└ 64.123.75.152/29	8	SBC064123075152020522	unknown	—	—	—
└ 64.123.75.168/29	8	SBC064123075168020604	unknown	—	—	—
└ 64.123.75.184/29	8	SBC064123075184020605	unknown	—	—	—
└ 64.123.75.200/29	8	SBCIS-062303152619	unknown	—	—	—
└ 64.123.75.208/29	8	SBC-64-123-75-208-29-1001222958	unknown	—	—	—
└ 64.123.75.216/29	8	SBCIS-100822-85754	unknown	—	—	—
└ 64.123.75.224/29	8	SBCIS-100822-11111	unknown	—	—	—
└ 64.123.75.232/29	8	SBCIS-100921-1272	unknown	—	—	—
└ 64.123.75.240/29	8	SBCIS-100822-152522	unknown	—	—	—
└ 64.123.75.248/29	8	SBCIS-100822-16149	unknown	—	—	—
└ 64.123.76.80/29	8	SBC064123076080020301	unknown	—	—	—
└ 64.123.76.96/29	8	SBC064123076096020315	unknown	—	—	—
└ 64.123.78.0/26	64	SBCIS-100817-155924	unknown	—	—	—
└ 64.123.78.64/27	32	SBC-64-123-78-64-27-1105163633	unknown	—	—	—
└ 64.123.78.96/27	32	SBCIS-100911-13253	unknown	—	—	—
└ 64.123.78.192/26	64	SBC-64-123-78-192-26-0708292546	unknown	—	—	—
└ 64.123.79.0/24	256	SBCIS-100925-11584	unknown	—	—	—
└ 64.123.80.0/29	8	SBCIS-100823-144933	unknown	—	—	—
└ 64.123.80.8/29	8	SBCIS-100823-16574	unknown	—	—	—
└ 64.123.80.16/29	8	SBC064123080016031119	unknown	—	—	—
└ 64.123.80.24/29	8	SBCIS-100824-133359	unknown	—	—	—
└ 64.123.80.32/29	8	SBCIS-100824-171213	unknown	—	—	—
└ 64.123.80.40/29	8	SBCIS-100828-83050	unknown	—	—	—
└ 64.123.80.56/29	8	SBCIS-100829-13567	unknown	—	—	—
└ 64.123.80.64/29	8	SBCIS-100829-14320	unknown	—	—	—
└ 64.123.80.72/29	8	SBC-64-123-80-72-29-1812271951	unknown	—	—	—
└ 64.123.80.80/29	8	SBCIS-100830-83128	unknown	—	—	—
└ 64.123.80.88/29	8	SBCIS-100830-104856	unknown	—	—	—
└ 64.123.80.104/29	8	SBC064123080104021101	unknown	—	—	—
└ 64.123.80.112/29	8	SBCIS-100831-93354	unknown	—	—	—
└ 64.123.80.120/29	8	SBCIS-100831-93423	unknown	—	—	—
└ 64.123.80.128/29	8	SBCIS-10091-85721	unknown	—	—	—
└ 64.123.80.136/29	8	SBCIS-10091-9343	unknown	—	—	—
└ 64.123.80.144/29	8	SBCIS-10091-105432	unknown	—	—	—
└ 64.123.80.152/29	8	SBCIS-10091-154814	unknown	—	—	—
└ 64.123.80.160/29	8	SBCIS-10091-161033	unknown	—	—	—
└ 64.123.80.168/29	8	SBC-64-123-80-168-29-0906235309	unknown	—	—	—
└ 64.123.80.176/29	8	SBCIS-10095-161325	unknown	—	—	—
└ 64.123.80.184/29	8	SBCIS-10095-162152	unknown	—	—	—
└ 64.123.80.200/29	8	SBCIS-10096-135956	unknown	—	—	—
└ 64.123.80.216/29	8	SBCIS-10097-131632	unknown	—	—	—
└ 64.123.80.224/29	8	SBC064123080224030910	unknown	—	—	—
└ 64.123.80.248/29	8	SBC06412308024829040922073304	unknown	—	—	—
└ 64.123.81.0/27	32	SBCIS-10098-105154	unknown	—	—	—
└ 64.123.81.40/29	8	SBC-64-123-81-40-29-1812272546	unknown	—	—	—
└ 64.123.81.64/29	8	SBC-64-123-81-64-29-1307184007	unknown	—	—	—
└ 64.123.81.72/29	8	SBC064123081072021024	unknown	—	—	—
└ 64.123.81.104/29	8	SBCIS-100912-10308	unknown	—	—	—
└ 64.123.81.112/29	8	SBCIS-100912-13318	unknown	—	—	—
└ 64.123.81.120/29	8	SBCIS-100912-15852	unknown	—	—	—
└ 64.123.81.128/29	8	SBC06412308112829040513095326	unknown	—	—	—
└ 64.123.81.136/29	8	SBCIS-100912-173736	unknown	—	—	—
└ 64.123.81.144/29	8	SBC-64-123-81-144-29-0906253140	unknown	—	—	—
└ 64.123.81.152/29	8	SBC064123081152031124	unknown	—	—	—
└ 64.123.81.160/29	8	SBCIS-100913-115531	unknown	—	—	—
└ 64.123.81.168/29	8	SBCIS-100913-141323	unknown	—	—	—
└ 64.123.81.192/29	8	SBCIS-100915-103915	unknown	—	—	—
└ 64.123.81.216/29	8	SBCIS-100921-10496	unknown	—	—	—
└ 64.123.81.224/29	8	SBCIS-100925-1522	unknown	—	—	—
└ 64.123.81.240/29	8	SBCIS-100927-15254	unknown	—	—	—
└ 64.123.81.248/29	8	SBCIS-100928-144033	unknown	—	—	—
└ 64.123.82.0/29	8	SBCIS-100918-81836	unknown	—	—	—
└ 64.123.82.8/29	8	SBCIS-100918-155129	unknown	—	—	—
└ 64.123.82.24/29	8	SBCIS-100918-162355	unknown	—	—	—
└ 64.123.82.32/29	8	SBCIS-100919-112356	unknown	—	—	—
└ 64.123.82.40/29	8	SBCIS-100920-152321	unknown	—	—	—
└ 64.123.82.48/29	8	SBCIS-100102-74552	unknown	—	—	—
└ 64.123.82.56/29	8	SBCIS-100102-11531	unknown	—	—	—
└ 64.123.82.64/29	8	SBCIS-100103-152124	unknown	—	—	—
└ 64.123.82.80/29	8	SBCIS-100104-17452	unknown	—	—	—
└ 64.123.82.88/29	8	SBCIS-1001010-102954	unknown	—	—	—
└ 64.123.82.96/29	8	SBCIS-1001011-151313	unknown	—	—	—
└ 64.123.82.104/29	8	SBC064123082104020604	unknown	—	—	—
└ 64.123.82.112/29	8	SBC-64-123-82-112-29-1001203003	unknown	—	—	—
└ 64.123.82.120/29	8	SBCIS-1001017-94948	unknown	—	—	—
└ 64.123.82.128/29	8	SBCIS-1001017-102139	unknown	—	—	—
└ 64.123.82.136/29	8	SBCIS-1001017-152137	unknown	—	—	—
└ 64.123.82.144/29	8	SBCIS-1001018-17437	unknown	—	—	—
└ 64.123.82.160/29	8	SBCIS-1001019-83315	unknown	—	—	—
└ 64.123.82.168/29	8	SBCIS-1001019-113417	unknown	—	—	—
└ 64.123.82.176/29	8	SBC-64-123-82-176-29-0905175409	unknown	—	—	—
└ 64.123.82.184/29	8	SBCIS-1001020-13260	unknown	—	—	—
└ 64.123.82.192/29	8	SBCIS-1001020-155256	unknown	—	—	—
└ 64.123.82.200/29	8	SBCIS-101214-1522	unknown	—	—	—
└ 64.123.82.208/29	8	SBCIS-1001023-101942	unknown	—	—	—
└ 64.123.82.216/29	8	SBCIS-1001023-102055	unknown	—	—	—
└ 64.123.82.224/29	8	SBC-64-123-82-224-29-1108031155	unknown	—	—	—
└ 64.123.82.232/29	8	SBCIS-1001023-121913	unknown	—	—	—
└ 64.123.82.248/29	8	SBCIS-1001025-8395	unknown	—	—	—
└ 64.123.83.0/29	8	SBCIS-1001025-14139	unknown	—	—	—
└ 64.123.83.16/29	8	SBCIS-1001026-112441	unknown	—	—	—
└ 64.123.83.24/29	8	SBC-64-123-83-24-29-1102225352	unknown	—	—	—
└ 64.123.83.32/29	8	SBCIS-1001027-81244	unknown	—	—	—
└ 64.123.83.40/29	8	SBC064123083040020509	unknown	—	—	—
└ 64.123.83.56/29	8	SBCIS-1001030-123227	unknown	—	—	—
└ 64.123.83.64/29	8	SBC-64-123-83-64-29-0907022048	unknown	—	—	—
└ 64.123.83.72/29	8	SBC064123083072030915	unknown	—	—	—
└ 64.123.83.80/29	8	SBC064123083080030813	unknown	—	—	—
└ 64.123.83.88/29	8	SBCIS-1001031-121111	unknown	—	—	—
└ 64.123.83.104/29	8	SBCIS-1001031-16547	unknown	—	—	—
└ 64.123.83.112/29	8	SBC-64-123-83-112-29-0905182606	unknown	—	—	—
└ 64.123.83.136/29	8	SBCIS-100113-95841	unknown	—	—	—
└ 64.123.83.144/29	8	SBC-64-123-83-144-29-1008230621	unknown	—	—	—
└ 64.123.83.152/29	8	SBCIS-100116-102123	unknown	—	—	—
└ 64.123.83.168/29	8	SBCIS-100116-171251	unknown	—	—	—
└ 64.123.83.176/29	8	SBCIS-100117-135130	unknown	—	—	—
└ 64.123.83.184/29	8	SBCIS-100117-162028	unknown	—	—	—
└ 64.123.83.192/29	8	SBC-64-123-83-192-29-0905270115	unknown	—	—	—
└ 64.123.83.200/29	8	SBCIS-100118-155158	unknown	—	—	—
└ 64.123.83.208/29	8	SBCIS-100119-9736	unknown	—	—	—
└ 64.123.83.216/29	8	SBCIS-100119-121447	unknown	—	—	—
└ 64.123.83.224/27	32	SBCIS-100118-134829	unknown	—	—	—
└ 64.123.84.0/27	32	SBCIS-101524-16465	unknown	—	—	—
└ 64.123.84.32/29	8	SBCIS-100929-9577	unknown	—	—	—
└ 64.123.84.56/29	8	SBCIS-100103-125946	unknown	—	—	—
└ 64.123.84.64/29	8	SBCIS-100103-133219	unknown	—	—	—
└ 64.123.84.72/29	8	SBCIS-100103-14407	unknown	—	—	—
└ 64.123.84.80/29	8	SBC-64-123-84-80-29-0905070832	unknown	—	—	—
└ 64.123.84.104/29	8	SBCIS-100105-154743	unknown	—	—	—
└ 64.123.84.112/29	8	SBCIS-100106-9525	unknown	—	—	—
└ 64.123.84.120/29	8	SBCIS-100106-113620	unknown	—	—	—
└ 64.123.84.128/29	8	SBCIS-100106-144233	unknown	—	—	—
└ 64.123.84.144/29	8	SBC064123084144020220	unknown	—	—	—
└ 64.123.84.152/29	8	SBC064123084152020219	unknown	—	—	—
└ 64.123.84.160/29	8	SBCIS-1001011-8819	unknown	—	—	—
└ 64.123.84.184/29	8	SBC-64-123-84-184-29-1009143806	unknown	—	—	—
└ 64.123.84.192/29	8	SBC064123084192030821	unknown	—	—	—
└ 64.123.84.208/28	16	SBC-64-123-84-208-28-1004021746	unknown	—	—	—
└ 64.123.84.232/29	8	SBCIS-1001024-85840	unknown	—	—	—
└ 64.123.84.240/29	8	SBCIS-1001024-152951	unknown	—	—	—
└ 64.123.84.248/29	8	SBCIS-1001024-175417	unknown	—	—	—
└ 64.123.85.0/24	256	SBCIS-100102-115114	unknown	—	—	—
└ 64.123.86.0/23	512	SBCIS-100929-15238	unknown	—	—	—
└ 64.123.92.0/29	8	SBC064123092000020723	unknown	—	—	—
└ 64.123.92.16/29	8	SBC064123092016030722	unknown	—	—	—
└ 64.123.92.24/29	8	SBC064123092024021010	unknown	—	—	—

← Previous601–800 of 2,255 · page 4 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