Data as of Nov 5, 2026

151.164.0.0/16

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC

Announcement

this exact prefix

RPKI valid

Announced by

AS7018

Type

Residential

>99% of it

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
151.164.0.0/16	65,536	SBCIS-SIS80	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	May 23, 1991	abuse@att.net
└ 151.164.4.0/23	512	SBCIS-021104115134	unknown	—	—	—
└ 151.164.8.0/26	64	SBC-151-164-8-0-26-0707231456	unknown	—	—	—
└ 151.164.8.64/26	64	SBC-151-164-8-64-26-0707231547	unknown	—	—	—
└ 151.164.8.128/28	16	SBC15116400812828060828115431	unknown	—	—	—
└ 151.164.8.144/28	16	SBC-151-164-8-144-28-0803283631	unknown	—	—	—
└ 151.164.8.192/27	32	SBC15116400819227050415095952	unknown	—	—	—
└ 151.164.11.208/28	16	SBCIS-052103104142	unknown	—	—	—
└ 151.164.11.224/28	16	SBCIS-052203092542	unknown	—	—	—
└ 151.164.11.240/28	16	SBCIS-052203092631	unknown	—	—	—
└ 151.164.14.128/27	32	SBCIS-10138-172531	unknown	—	—	—
└ 151.164.14.160/27	32	SBCIS-10139-163553	unknown	—	—	—
└ 151.164.17.0/26	64	SBC-151-164-17-0-26-0907232807	unknown	—	—	—
└ 151.164.17.64/27	32	SBC-151-164-17-64-27-1105021126	unknown	—	—	—
└ 151.164.17.96/28	16	SBC-151-164-17-96-28-0812122646	unknown	—	—	—
└ 151.164.17.112/28	16	SBC-151-164-17-112-28-0903255813	unknown	—	—	—
└ 151.164.20.192/28	16	SBCIS-ADMNAUSTTX	unknown	—	—	—
└ 151.164.20.208/28	16	SBCIS-SERVAUSTTX	unknown	—	—	—
└ 151.164.21.128/29	8	SBCIS-101117-94912	unknown	—	—	—
└ 151.164.22.120/29	8	SBCIS83695	unknown	—	—	—
└ 151.164.23.192/28	16	SBCIS-100121-16331	unknown	—	—	—
└ 151.164.23.208/28	16	SBCIS-100121-163723	unknown	—	—	—
└ 151.164.24.0/24	256	SBC-151-164-24-0-24-0807140155	unknown	—	—	—
└ 151.164.29.0/28	16	SBCIS-070705121340	unknown	—	—	—
└ 151.164.29.16/28	16	SBCIS-070705121534	unknown	—	—	—
└ 151.164.30.0/23	512	SBCIS-091902170025	unknown	—	—	—
└ 151.164.34.0/26	64	SBC15116403400026050916163805	unknown	—	—	—
└ 151.164.34.64/26	64	SBC15116403406426040628133253	unknown	—	—	—
└ 151.164.34.128/28	16	SBC15116403412828050919134112	unknown	—	—	—
└ 151.164.34.144/28	16	SBC15116403414428050919134725	unknown	—	—	—
└ 151.164.34.160/28	16	SBC15116403416028060828115828	unknown	—	—	—
└ 151.164.34.176/28	16	SBC-151-164-34-176-28-0805135345	unknown	—	—	—
└ 151.164.34.192/28	16	SBC15116403419228050919135008	unknown	—	—	—
└ 151.164.34.208/28	16	SBC15116403420828050919152408	unknown	—	—	—
└ 151.164.34.224/28	16	SBC15116403422428050919131411	unknown	—	—	—
└ 151.164.34.240/28	16	SBC15116403424028050919132251	unknown	—	—	—
└ 151.164.36.80/28	16	SBCIS-101618-151549	unknown	—	—	—
└ 151.164.37.0/27	32	SBCIS-101720-103946	unknown	—	—	—
└ 151.164.40.26/31	2	SBC-151-164-40-26-31-1012202454	unknown	—	—	—
└ 151.164.41.48/28	16	SBC15116404104828040910181546	unknown	—	—	—
└ 151.164.41.64/28	16	SBC15116404106428040910182317	unknown	—	—	—
└ 151.164.42.224/28	16	SBCIS-100705142104	unknown	—	—	—
└ 151.164.43.64/29	8	SBCIS-111405111816	unknown	—	—	—
└ 151.164.64.128/28	16	SBCIS-101614-9355	unknown	—	—	—
└ 151.164.64.160/28	16	SBC15116406416028060828115733	unknown	—	—	—
└ 151.164.70.176/28	16	SBC15116407017628060828121006	unknown	—	—	—
└ 151.164.70.192/28	16	SBC-WCHTKS-SERVERLAN	unknown	—	—	—
└ 151.164.70.208/28	16	SBC-WCHTKS-ADMINLAN	unknown	—	—	—
└ 151.164.70.224/28	16	SBC-WCHTKS-TRANSLAN1	unknown	—	—	—
└ 151.164.70.240/28	16	SBC-WCHTKS-TRANSLAN2	unknown	—	—	—
└ 151.164.73.160/28	16	SBC15116407316028060828114909	unknown	—	—	—
└ 151.164.73.176/28	16	SBC-151-164-73-176-28-0804044009	unknown	—	—	—
└ 151.164.76.80/29	8	SBCIS43896	unknown	—	—	—
└ 151.164.77.96/30	4	SBC-151-164-77-96-30-1208295432	unknown	—	—	—
└ 151.164.79.176/28	16	SBC15116407917628060828114709	unknown	—	—	—
└ 151.164.84.96/27	32	SBCIS65696	unknown	—	—	—
└ 151.164.85.160/28	16	SBC15116408516028060911093749	unknown	—	—	—
└ 151.164.85.192/28	16	SBCIS-SERVWACOTX	unknown	—	—	—
└ 151.164.85.208/28	16	SBCIS-ADMLANWACOTX	unknown	—	—	—
└ 151.164.90.208/28	16	SBCIS-010704141034	unknown	—	—	—
└ 151.164.91.160/28	16	SBC15116409116028060828114110	unknown	—	—	—
└ 151.164.91.176/28	16	SBC-151-164-91-176-28-0801234333	unknown	—	—	—
└ 151.164.92.0/28	16	SBCIS-030106123959	unknown	—	—	—
└ 151.164.92.16/28	16	SBCIS-030106124109	unknown	—	—	—
└ 151.164.94.46/31	2	SBC-151-164-94-46-31-0903030717	unknown	—	—	—
└ 151.164.102.224/29	8	SBC-151-164-102-224-29-1006222827	unknown	—	—	—
└ 151.164.102.232/29	8	SBC-151-164-102-232-29-1006223443	unknown	—	—	—
└ 151.164.160.160/28	16	SBC15116416016028060828114511	unknown	—	—	—
└ 151.164.160.176/28	16	SBC-151-164-160-176-28-0803044011	unknown	—	—	—
└ 151.164.162.0/29	8	SBCIS-101326-164757	unknown	—	—	—
└ 151.164.162.16/28	16	SBCIS-072005130253	unknown	—	—	—
└ 151.164.162.192/26	64	SBCIS-1001128-13942	unknown	—	—	—
└ 151.164.163.160/28	16	SBC15116416316028060828115532	unknown	—	—	—
└ 151.164.163.176/28	16	SBC-151-164-163-176-28-0802283225	unknown	—	—	—
└ 151.164.165.0/29	8	SBC15116416500029050119135624	unknown	—	—	—
└ 151.164.165.8/29	8	SBC15116416500829050119135722	unknown	—	—	—
└ 151.164.165.16/28	16	SBC15116416501628060828120609	unknown	—	—	—
└ 151.164.165.32/27	32	SBC-151-164-165-32-27-0706290214	unknown	—	—	—
└ 151.164.165.64/27	32	SBC-151-164-165-64-27-0706290502	unknown	—	—	—
└ 151.164.165.128/26	64	SBC-151-164-165-128-26-0708292311	unknown	—	—	—
└ 151.164.165.192/26	64	SBC-151-164-165-192-26-0708292650	unknown	—	—	—
└ 151.164.166.160/28	16	SBC15116416616028060828113959	unknown	—	—	—
└ 151.164.166.176/28	16	SBC-151-164-166-176-28-0802270901	unknown	—	—	—
└ 151.164.166.192/28	16	SBCIS-SLAN1ABLNTX	unknown	—	—	—
└ 151.164.166.208/28	16	SBCIS-ADMNABLNTX	unknown	—	—	—
└ 151.164.167.80/29	8	SBC15116416708029040426184831	unknown	—	—	—
└ 151.164.169.160/28	16	SBC15116416916028060828115107	unknown	—	—	—
└ 151.164.172.160/28	16	SBC15116417216028060828120802	unknown	—	—	—
└ 151.164.172.176/28	16	SBC-151-164-172-176-28-0803272218	unknown	—	—	—
└ 151.164.172.192/28	16	SBCIS-100121-164530	unknown	—	—	—
└ 151.164.174.0/28	16	SBC-151-164-174-0-28-0812192729	unknown	—	—	—
└ 151.164.174.64/26	64	SBC-151-164-174-64-26-0904100545	unknown	—	—	—
└ 151.164.175.160/28	16	SBC15116417516028060828115632	unknown	—	—	—
└ 151.164.175.176/28	16	SBC-151-164-175-176-28-0805134559	unknown	—	—	—
└ 151.164.175.192/28	16	SBCIS-100126-134716	unknown	—	—	—
└ 151.164.175.208/28	16	SBCIS-100126-134959	unknown	—	—	—
└ 151.164.182.0/27	32	SBC151164182000030620	unknown	—	—	—
└ 151.164.182.32/27	32	SBC151164182032030620	unknown	—	—	—
└ 151.164.182.64/27	32	SBC151164182064030620	unknown	—	—	—
└ 151.164.182.96/27	32	SBC151164182096030620	unknown	—	—	—
└ 151.164.182.128/27	32	SBC151164182128030620	unknown	—	—	—
└ 151.164.182.160/27	32	SBC151164182160030620	unknown	—	—	—
└ 151.164.182.192/27	32	SBC151164182192030620	unknown	—	—	—
└ 151.164.182.224/28	16	SBC151164182224030620	unknown	—	—	—
└ 151.164.182.240/28	16	SBC151164182240030620	unknown	—	—	—
└ 151.164.183.0/28	16	SBC151164183000030620	unknown	—	—	—
└ 151.164.183.16/28	16	SBC151164183016030620	unknown	—	—	—
└ 151.164.183.32/28	16	SBC151164183032030620	unknown	—	—	—
└ 151.164.183.48/28	16	SBC151164183048030620	unknown	—	—	—
└ 151.164.183.64/28	16	SBC151164183064030620	unknown	—	—	—
└ 151.164.183.80/28	16	SBC151164183080030620	unknown	—	—	—
└ 151.164.183.96/28	16	SBC151164183096030620	unknown	—	—	—
└ 151.164.183.112/28	16	SBC151164183112030620	unknown	—	—	—
└ 151.164.183.128/28	16	SBC151164183128030620	unknown	—	—	—
└ 151.164.183.144/28	16	SBC151164183144030620	unknown	—	—	—
└ 151.164.183.160/28	16	SBC151164183160030620	unknown	—	—	—
└ 151.164.183.176/28	16	SBC151164183176030620	unknown	—	—	—
└ 151.164.183.192/28	16	SBC151164183192030620	unknown	—	—	—
└ 151.164.183.208/28	16	SBC151164183208030620	unknown	—	—	—
└ 151.164.183.224/28	16	SBC151164183224030620	unknown	—	—	—
└ 151.164.183.240/28	16	SBC15116418324028050504161557	unknown	—	—	—
└ 151.164.184.0/26	64	SBC151164184000030620	unknown	—	—	—
└ 151.164.184.64/26	64	SBC151164184064030620	unknown	—	—	—
└ 151.164.184.128/26	64	SBC151164184128030620	unknown	—	—	—
└ 151.164.184.192/28	16	SBC151164184192030620	unknown	—	—	—
└ 151.164.184.208/28	16	SBC151164184208030620	unknown	—	—	—
└ 151.164.184.224/28	16	SBC151164184224030620	unknown	—	—	—
└ 151.164.184.240/28	16	SBC151164184240030620	unknown	—	—	—
└ 151.164.185.0/26	64	SBC151164185000030620	unknown	—	—	—
└ 151.164.185.64/26	64	SBC151164185064030620	unknown	—	—	—
└ 151.164.185.128/27	32	SBC151164185128030620	unknown	—	—	—
└ 151.164.185.160/27	32	SBC151164185160030620	unknown	—	—	—
└ 151.164.185.192/27	32	SBC151164185192030620	unknown	—	—	—
└ 151.164.185.224/27	32	SBC151164185224030623	unknown	—	—	—
└ 151.164.186.0/26	64	SBC151164186000030620	unknown	—	—	—
└ 151.164.186.64/26	64	SBC151164186064030620	unknown	—	—	—
└ 151.164.186.128/26	64	SBC-151-164-186-128-26-0706200115	unknown	—	—	—
└ 151.164.186.192/26	64	SBC151164186192030620	unknown	—	—	—
└ 151.164.187.64/26	64	SBCIS-011305091401	unknown	—	—	—
└ 151.164.187.128/26	64	SBC-151-164-187-128-26-0707061311	unknown	—	—	—
└ 151.164.192.128/29	8	SBCIS53654	unknown	—	—	—
└ 151.164.192.152/29	8	SBCIS63585	unknown	—	—	—
└ 151.164.193.208/28	16	SBC15116419320828060828120906	unknown	—	—	—
└ 151.164.196.192/29	8	SBCIS28372	unknown	—	—	—
└ 151.164.197.64/27	32	SBCIS35529	unknown	—	—	—
└ 151.164.198.72/29	8	SBCIS47587	unknown	—	—	—
└ 151.164.199.8/29	8	SBCIS73091	unknown	—	—	—
└ 151.164.200.224/27	32	SBCIS32151	unknown	—	—	—
└ 151.164.203.0/29	8	SBCIS86242	unknown	—	—	—
└ 151.164.203.8/29	8	SBCIS86243	unknown	—	—	—
└ 151.164.204.248/29	8	SBC151164204248031023	unknown	—	—	—
└ 151.164.208.168/29	8	SBCIS-061902142918	unknown	—	—	—
└ 151.164.208.192/29	8	SBC151164208192020910	unknown	—	—	—
└ 151.164.216.48/29	8	SBC151164216048020629	unknown	—	—	—
└ 151.164.223.112/29	8	SBC15116422311229040715103657	unknown	—	—	—
└ 151.164.226.32/29	8	SBCIS42439	unknown	—	—	—
└ 151.164.228.8/29	8	SBCIS59282	unknown	—	—	—
└ 151.164.230.32/29	8	SBC-15116423003229	unknown	—	—	—
└ 151.164.237.32/29	8	SBCIS85060	unknown	—	—	—
└ 151.164.241.104/29	8	SBC151164241104030120	unknown	—	—	—
└ 151.164.244.0/26	64	SBCIS-111501112424	unknown	—	—	—
└ 151.164.244.64/27	32	SBCIS-101116-93928	unknown	—	—	—
└ 151.164.244.96/29	8	SBC-151-164-244-96-29-0701101657	unknown	—	—	—
└ 151.164.244.112/28	16	SBC15116424411228041001101143	unknown	—	—	—
└ 151.164.244.128/28	16	SBC15116424412828041001101401	unknown	—	—	—
└ 151.164.244.144/28	16	SBC15116424414428060828115315	unknown	—	—	—
└ 151.164.244.160/27	32	SBC-151-164-244-160-27-0804180456	unknown	—	—	—
└ 151.164.245.0/26	64	SBC-151-164-245-0-26-0705031920	unknown	—	—	—
└ 151.164.250.64/26	64	SBCIS-010705143321	unknown	—	—	—
└ 151.164.253.120/29	8	SBCIS-101702171205	unknown	—	—	—
└ 151.164.254.0/27	32	SBC151164254000020308	unknown	—	—	—
└ 151.164.254.32/27	32	SBC151164254032020308	unknown	—	—	—
└ 151.164.254.64/26	64	SBCIS-031402105909	unknown	—	—	—
└ 151.164.254.128/26	64	SBCIS-031402110212	unknown	—	—	—
└ 151.164.254.192/27	32	SBC151164254192020308	unknown	—	—	—
└ 151.164.254.224/29	8	SBCIS-031402110419	unknown	—	—	—
└ 151.164.254.240/28	16	SBC151164254240020308	unknown	—	—	—

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	65,376	>99%	5
Business	160	0.24%	10

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

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
151.164.0.0/16	AS7018	/16	ARIN	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS7018	ARIN	AT&T Enterprises, LLC	MNT-AEL-360	Jun 29, 2026

151.164.0.0/16

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS7018

Who has announced this prefix

Routing history

History

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact