Data as of Nov 6, 2026

199.108.0.0/16

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
199.108.109.0/24 since Jul 2014	AS393415	Business	AT&T Enterprises, LLC
199.108.124.0/24 since Jun 2014	AS393415	Business	AT&T Enterprises, LLC
199.108.224.0/22 since Sep 2015	AS11045	Internet provider	AT&T Enterprises, LLC
199.108.225.0/24 since Jul 2026	AS11045	Internet provider	AT&T Enterprises, LLC
199.108.228.0/24 since May 2005	AS11045	Internet provider	AT&T Enterprises, LLC
199.108.229.0/24 since May 2005	AS11045	Internet provider	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
199.105.0.0 - 199.108.255.255	262,144	NETBLK-CERFNET-CBLK2	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	Jan 10, 1994	abuse@att.net
└ 199.108.17.0/26	64	ATTWH-199-108-17-0-26-1209240352	unknown	—	—	—
└ 199.108.17.128/25	128	ATTWH-199-108-17-128-25-1209242217	unknown	—	—	—
└ 199.108.18.0/24	256	ATTWH-199-108-18-0-24-1209241706	unknown	—	—	—
└ 199.108.19.192/29	8	ATTWH-199-108-19-192-29-1408112212	unknown	—	—	—
└ 199.108.19.208/28	16	ATTWH-199-108-19-208-28-1408112513	unknown	—	—	—
└ 199.108.19.224/28	16	ATTWH-199-108-19-224-28-1409291237	unknown	—	—	—
└ 199.108.20.8/29	8	ATTWH-199-108-20-8-29-2301105628	unknown	—	—	—
└ 199.108.20.128/27	32	ATT-199-108-20-128-27	unknown	—	—	—
└ 199.108.21.128/29	8	ATTWH-199-108-21-128-29-1304011557	unknown	—	—	—
└ 199.108.21.144/28	16	ATTWH-199-108-21-144-28-1304011738	unknown	—	—	—
└ 199.108.22.0/24	256	CERF-REGALELEC	unknown	—	—	—
└ 199.108.26.0/28	16	ATTWH-199-108-26-0-28-1307235336	unknown	—	—	—
└ 199.108.26.16/29	8	ATTWH-199-108-26-16-29-1402271208	unknown	—	—	—
└ 199.108.26.32/28	16	ATTWH-199-108-26-32-28-1402273836	unknown	—	—	—
└ 199.108.26.64/27	32	ATTWH-199-108-26-64-27-1308200645	unknown	—	—	—
└ 199.108.27.0/27	32	ATTWH-199-108-27-0-27-1309022543	unknown	—	—	—
└ 199.108.27.48/29	8	ATTWH-199-108-27-48-29-1309120211	unknown	—	—	—
└ 199.108.27.128/26	64	ATTWH-199-108-27-128-26-1401160704	unknown	—	—	—
└ 199.108.27.208/29	8	ATTWH-199-108-27-208-29-1405213441	unknown	—	—	—
└ 199.108.27.216/29	8	ATTWH-199-108-27-216-29-1801174639	unknown	—	—	—
└ 199.108.27.240/29	8	ATTWH-199-108-27-240-29-1406051142	unknown	—	—	—
└ 199.108.28.88/29	8	ATT-199-108-28-88-29	unknown	—	—	—
└ 199.108.30.0/23	512	NETBLK-CERF-DSLNET-A	unknown	—	—	—
└ 199.108.30.0/24	256	DSLNET-DIGITAL-EXP	unknown	—	—	—
└ 199.108.31.0/25	128	DSLNET-SIGNAL	unknown	—	—	—
└ 199.108.31.128/27	32	DSLNET-WESTSIDE	unknown	—	—	—
└ 199.108.31.160/27	32	DSLNET-WESTSIDE-2	unknown	—	—	—
└ 199.108.31.192/27	32	DSLNET-LANNET	unknown	—	—	—
└ 199.108.31.224/28	16	DSLNET-XUER	unknown	—	—	—
└ 199.108.31.240/28	16	DSLNET-HASSARD	unknown	—	—	—
└ 199.108.32.0/24	256	CERF-ASSET	unknown	—	—	—
└ 199.108.33.0/24	256	CERF-SUTMYN-A	unknown	—	—	—
└ 199.108.36.0/24	256	CERF-INDSOFT	unknown	—	—	—
└ 199.108.37.96 - 199.108.37.115	20	CERF-WELLS-C	unknown	—	—	—
└ 199.108.38.0/24	256	CERF-NEWAYS-A	unknown	—	—	—
└ 199.108.42.0 - 199.108.57.255	4,096	CERF-LAPL	unknown	—	—	—
└ 199.108.58.0/23	512	NETBLK-CERF-DSLNET-B	unknown	—	—	—
└ 199.108.58.0/28	16	DSLNET-INTERACC	unknown	—	—	—
└ 199.108.58.16/28	16	DSLNET-DPRINT	unknown	—	—	—
└ 199.108.58.32/28	16	DSLNET-GLOBALP	unknown	—	—	—
└ 199.108.58.48/29	8	DSLNET-FAWCETTE-6	unknown	—	—	—
└ 199.108.58.64/27	32	DSLNET-GARYE-J	unknown	—	—	—
└ 199.108.58.96/29	8	DSLNET-ADAUCTION-2	unknown	—	—	—
└ 199.108.58.104/29	8	DSLNET-HP-19THST	unknown	—	—	—
└ 199.108.58.112/28	16	DSLNET-THE-SYS-GROUP	unknown	—	—	—
└ 199.108.58.128/29	8	DSLNET-INFOWORLD-2	unknown	—	—	—
└ 199.108.58.136/29	8	DSLNET-CNET-18	unknown	—	—	—
└ 199.108.58.144/29	8	DSLNET-PSNNET	unknown	—	—	—
└ 199.108.58.160/28	16	DSLNET-MILTON	unknown	—	—	—
└ 199.108.58.176/28	16	DSLNET-COM-SYSTEMS	unknown	—	—	—
└ 199.108.59.0/25	128	DSLNET-LRNIT	unknown	—	—	—
└ 199.108.59.128/25	128	DSLNET-CATHCHR	unknown	—	—	—
└ 199.108.60.0/24	256	CERF-SJISDN	unknown	—	—	—
└ 199.108.61.0/24	256	CERF-OAKISDN	unknown	—	—	—
└ 199.108.62.0/24	256	CERF-SJISDNSUB	unknown	—	—	—
└ 199.108.63.0/24	256	CERF-ALSUTAH-A	unknown	—	—	—
└ 199.108.65.0/24	256	CERF-IDIAG	unknown	—	—	—
└ 199.108.66.0/24	256	CERF-GROUPONE	unknown	—	—	—
└ 199.108.68.0/22	1,024	ATTWH-199-108-68-0-22-1509180844	unknown	—	—	—
└ 199.108.72.0/22	1,024	ATTWH-199-108-72-0-22-1509182541	unknown	—	—	—
└ 199.108.76.16/28	16	CERF-ORRICK	unknown	—	—	—
└ 199.108.76.224 - 199.108.76.240	17	CERF-PARKLANE-A	unknown	—	—	—
└ 199.108.77.80/28	16	CERF-VISAINT-A	unknown	—	—	—
└ 199.108.77.128/27	32	CERF-MILLIMAN-A	unknown	—	—	—
└ 199.108.79.0/24	256	CERF-SJISDNSBA	unknown	—	—	—
└ 199.108.81.0/24	256	ATTWH-199-108-81-0-24-1110185432	unknown	—	—	—
└ 199.108.83.0/27	32	ATT-199-108-83-0-27	unknown	—	—	—
└ 199.108.83.32/27	32	ATTWH-199-108-83-32-27-1703025824	unknown	—	—	—
└ 199.108.83.144/28	16	ATTWH-199-108-83-144-28-1110113659	unknown	—	—	—
└ 199.108.84.88/29	8	ATT-199-108-84-88-29	unknown	—	—	—
└ 199.108.84.112/28	16	ATT-199-108-84-112-28	unknown	—	—	—
└ 199.108.90.160/29	8	ATTWH-199-108-90-160-29-2301103558	unknown	—	—	—
└ 199.108.94.0/24	256	ATTWH-199-108-94-0-24-1203081914	unknown	—	—	—
└ 199.108.99.0/26	64	ATT-199-108-99-0-26	unknown	—	—	—
└ 199.108.99.128/29	8	ATTWH-199-108-99-128-29-1205111700	unknown	—	—	—
└ 199.108.99.136/29	8	ATTWH-199-108-99-136-29-1205143238	unknown	—	—	—
└ 199.108.99.144/28	16	ATTWH-199-108-99-144-28-1205143516	unknown	—	—	—
└ 199.108.99.160/29	8	ATTWH-199-108-99-160-29-1205244517	unknown	—	—	—
└ 199.108.99.168/30	4	ATTWH-199-108-99-168-30	unknown	—	—	—
└ 199.108.99.172/30	4	ATTWH-199-108-99-172-30	unknown	—	—	—
└ 199.108.99.192/28	16	ATTWH-199-108-99-192-28-1404145638	unknown	—	—	—
└ 199.108.99.224/30	4	ATTWH-199-108-99-224-30	unknown	—	—	—
└ 199.108.99.228/30	4	ATTWH-199-108-99-228-30	unknown	—	—	—
└ 199.108.99.232/30	4	ATTWH-199-108-99-232-30	unknown	—	—	—
└ 199.108.99.236/30	4	ATTWH-199-108-99-236-30	unknown	—	—	—
└ 199.108.99.240/30	4	ATTWH-199-108-99-240-30	unknown	—	—	—
└ 199.108.99.244/30	4	ATTWH-199-108-99-244-30	unknown	—	—	—
└ 199.108.99.248/30	4	ATTWH-199-108-99-248-30	unknown	—	—	—
└ 199.108.99.252/30	4	ATTWH-199-108-99-252-30	unknown	—	—	—
└ 199.108.100.128/25	128	ATTWH-199-108-100-128-25-1203300744	unknown	—	—	—
└ 199.108.101.0/24	256	ATTWH-199-108-101-0-24-1203195651	unknown	—	—	—
└ 199.108.102.0/24	256	ATTWH-199-108-102-0-24-1203190159	unknown	—	—	—
└ 199.108.103.0/24	256	ATTWH-199-108-103-0-24-1203190601	unknown	—	—	—
└ 199.108.104.0/24	256	ATTWH-199-108-104-0-24-1203190802	unknown	—	—	—
└ 199.108.106.48/28	16	ATTWH-199-108-106-48-28-1208102615	unknown	—	—	—
└ 199.108.106.64/26	64	ATTWH-199-108-106-64-26-1205280908	unknown	—	—	—
└ 199.108.108.0/27	32	ATT-199-108-108-0-27	unknown	—	—	—
└ 199.108.108.32/29	8	ATT-199-108-108-32-29	unknown	—	—	—
└ 199.108.109.0/24	256	ATTWH-199-108-109-0-24-1205095648	Littler Mendelson SID-21930 (C02975168) · US	Reassigned	May 9, 2012	abuse@att.net via NETBLK-CERFNET-CBLK2
└ 199.108.121.8/29	8	ATTWH-199-108-121-8-29-1509064032	unknown	—	—	—
└ 199.108.124.0/24	256	ATTWH-199-108-124-0-24-1409280803	Littler Mendelson (C05347877) · US	Reassigned	Sep 28, 2014	abuse@att.net via NETBLK-CERFNET-CBLK2
└ 199.108.125.8/29	8	ATTWH-199-108-125-8-29-1411112137	unknown	—	—	—
└ 199.108.125.32/28	16	ATTWH-199-108-125-32-28-1411112221	unknown	—	—	—
└ 199.108.125.160/29	8	ATTWH-199-108-125-160-29-1412101104	unknown	—	—	—
└ 199.108.125.192/29	8	ATTWH-199-108-125-192-29-1501142448	unknown	—	—	—
└ 199.108.125.232/29	8	ATT-199-108-125-232-29	unknown	—	—	—
└ 199.108.125.240/28	16	ATT-199-108-125-240-28	unknown	—	—	—
└ 199.108.160.0/21	2,048	CERF-FREESE	unknown	—	—	—
└ 199.108.168.0/21	2,048	NETBLK-CERF-DSLNET-G	unknown	—	—	—
└ 199.108.168.0/24	256	DSLNET-WAN-CLOUD	unknown	—	—	—
└ 199.108.169.0/24	256	DSLNET-INNOVACOM	unknown	—	—	—
└ 199.108.170.0/27	32	DSLNET-LINOTEXT	unknown	—	—	—
└ 199.108.170.32/29	8	DSLNET-ERICSSON	unknown	—	—	—
└ 199.108.170.40/29	8	DSLNET-BELL	unknown	—	—	—
└ 199.108.170.48/28	16	DSLNET-MALICK-GROUP	unknown	—	—	—
└ 199.108.170.64/29	8	DSLNET-HOTMAIL-1	unknown	—	—	—
└ 199.108.170.72/29	8	DSLNET-SCANLON	unknown	—	—	—
└ 199.108.170.96/28	16	DSLNET-RAYME	unknown	—	—	—
└ 199.108.170.112/29	8	DSLNET-PINEAPPLE	unknown	—	—	—
└ 199.108.170.120/29	8	DSLNET-UPTIME	unknown	—	—	—
└ 199.108.170.136/29	8	DSLNET-VIVRE	unknown	—	—	—
└ 199.108.170.144/29	8	DSLNET-JOIE-2	unknown	—	—	—
└ 199.108.170.152/29	8	DSLNET-JOIE-3	unknown	—	—	—
└ 199.108.170.160/27	32	DSLNET-LIBRA	unknown	—	—	—
└ 199.108.170.192/27	32	DSLNET-IRETON	unknown	—	—	—
└ 199.108.170.224/29	8	DSLNET-SFSYS	unknown	—	—	—
└ 199.108.170.240/29	8	DSLNET-ZVI	unknown	—	—	—
└ 199.108.170.248/29	8	DSLNET-GRAPHIXMIX	unknown	—	—	—
└ 199.108.171.0/29	8	DSLNET-PHD-CONSULTING	unknown	—	—	—
└ 199.108.171.8/29	8	DSLNET-TALKTECH	unknown	—	—	—
└ 199.108.171.16/29	8	DSLNET-EXOD9	unknown	—	—	—
└ 199.108.171.32/28	16	DSLNET-PINEAPPLE-3	unknown	—	—	—
└ 199.108.171.48/29	8	DSLNET-TIMEPATH-2	unknown	—	—	—
└ 199.108.171.56 - 199.108.171.95	40	DSLNET-TIMEPATH	unknown	—	—	—
└ 199.108.171.96/27	32	DSLNET-REPRODCUTIVE	unknown	—	—	—
└ 199.108.171.136/29	8	DSLNET-PIERCE	unknown	—	—	—
└ 199.108.171.144/28	16	DSLNET-PACDB	unknown	—	—	—
└ 199.108.171.160/27	32	DSLNET-SLI	unknown	—	—	—
└ 199.108.171.192/28	16	DSLNET-PCOMP	unknown	—	—	—
└ 199.108.171.216/29	8	DSLNET-WARRANTY	unknown	—	—	—
└ 199.108.171.224/29	8	DSLNET-MCKINLEY	unknown	—	—	—
└ 199.108.171.232/29	8	DSLNET-ASC5	unknown	—	—	—
└ 199.108.171.248/29	8	DSLNET-ASC87	unknown	—	—	—
└ 199.108.172.0/26	64	DSLNET-CLARIFY-2	unknown	—	—	—
└ 199.108.172.64/27	32	DSLNET-ALEX-BLACK	unknown	—	—	—
└ 199.108.172.96/27	32	DSLNET-FTL	unknown	—	—	—
└ 199.108.172.128/28	16	DSLNET-BARRON	unknown	—	—	—
└ 199.108.172.144/28	16	DSLNET-AUM2	unknown	—	—	—
└ 199.108.172.160/28	16	DSLNET-EPZ	unknown	—	—	—
└ 199.108.172.176/28	16	DSLNET-THINK	unknown	—	—	—
└ 199.108.172.192/27	32	DSLNET-RDOAK2	unknown	—	—	—
└ 199.108.172.224/27	32	DSLNET-NETDIALOG	unknown	—	—	—
└ 199.108.173.0/29	8	DSLNET-CLAY-LOVELESS	unknown	—	—	—
└ 199.108.173.8/29	8	DSLNET-CADONA	unknown	—	—	—
└ 199.108.173.16/28	16	DSLNET-DESIGN	unknown	—	—	—
└ 199.108.173.40/29	8	DSLNET-NORR	unknown	—	—	—
└ 199.108.173.48/29	8	DSLNET-MOSSER	unknown	—	—	—
└ 199.108.173.56/29	8	DSLNET-MERITUS	unknown	—	—	—
└ 199.108.173.64/27	32	DSLNET-LILIEN	unknown	—	—	—
└ 199.108.173.112/28	16	DSLNET-C-NEWMARK	unknown	—	—	—
└ 199.108.173.128/28	16	DSLNET-WEBTRAFFIC	unknown	—	—	—
└ 199.108.173.144/28	16	DSLNET-EPACE	unknown	—	—	—
└ 199.108.173.160/28	16	DSLNET-TREC	unknown	—	—	—
└ 199.108.173.176/28	16	DSLNET-KIM-LADIN	unknown	—	—	—
└ 199.108.173.192/26	64	DSLNET-LBE-SYSTEMS	unknown	—	—	—
└ 199.108.174.0/29	8	DSLNET-FAWCETTE	unknown	—	—	—
└ 199.108.174.16/28	16	DSLNET-ESP	unknown	—	—	—
└ 199.108.174.32/29	8	DSLNET-DANGELO	unknown	—	—	—
└ 199.108.174.64/28	16	DSLNET-VIEROW	unknown	—	—	—
└ 199.108.174.80/28	16	DSLNET-SHAPIRO	unknown	—	—	—
└ 199.108.174.96/27	32	DSLNET-ACT2-2	unknown	—	—	—
└ 199.108.174.128/27	32	DSLNET-BRAVO	unknown	—	—	—
└ 199.108.174.160/27	32	DSLNET-RED-ROCKET	unknown	—	—	—
└ 199.108.174.192/27	32	DSLNET-LINOTEXT-2	unknown	—	—	—
└ 199.108.174.224/28	16	DSLNET-SIMON	unknown	—	—	—
└ 199.108.174.240/28	16	DSLNET-DIGITAL-ACTORS	unknown	—	—	—
└ 199.108.175.0/24	256	DSLNET-MORGAN-HILL	unknown	—	—	—
└ 199.108.176.0 - 199.108.180.255	1,280	CERF-REASONSYS	unknown	—	—	—
└ 199.108.187.0/24	256	CERF-VINTAGE-A	unknown	—	—	—
└ 199.108.188.0/24	256	CERF-HYATTBELLEVUE-A	unknown	—	—	—
└ 199.108.197.0/24	256	ATTWH-199-108-197-0-24-1305311028	unknown	—	—	—
└ 199.108.209.0/24	256	CERF-WESTMULTIPLEX-A	unknown	—	—	—
└ 199.108.212.0/22	1,024	CERF-CARROT-108-212	unknown	—	—	—
└ 199.108.224.0 - 199.108.229.255	1,536	STERLING-A	Sterling Communications (STERLI-27) · US	Reassigned	Aug 11, 1999	abuse@sterling.net
└ 199.108.230.0/23	512	NETBLK-CERF-DSLNET-H	unknown	—	—	—
└ 199.108.230.0/28	16	DSLNET-THEGLOBE	unknown	—	—	—
└ 199.108.230.16/29	8	DSLNET-MBROOK	unknown	—	—	—
└ 199.108.230.32/28	16	DSLNET-SAP-1	unknown	—	—	—
└ 199.108.230.48/28	16	DSLNET-DANCOOPER	unknown	—	—	—
└ 199.108.230.64/27	32	DSLNET-SALTER-A	unknown	—	—	—
└ 199.108.230.96/28	16	DSLNET-MLASMANIS	unknown	—	—	—
└ 199.108.230.112/29	8	DSLNET-CNET-5	unknown	—	—	—
└ 199.108.230.120/29	8	DSLNET-CNET-6	unknown	—	—	—
└ 199.108.230.200/29	8	DSLNET-HOTMAIL-15	unknown	—	—	—
└ 199.108.230.216/29	8	DSLNET-SITARANET	unknown	—	—	—
└ 199.108.230.224/29	8	DSLNET-EDTOBIN	unknown	—	—	—
└ 199.108.230.232/29	8	DSLNET-DRGARYK	unknown	—	—	—
└ 199.108.230.248/29	8	DSLNET-WENDEL-RBD	unknown	—	—	—
└ 199.108.231.32/28	16	DSLNET-DISBAK	unknown	—	—	—
└ 199.108.231.48/28	16	DSLNET-SKYST1	unknown	—	—	—

← Previous1–200 of 212 · page 1 of 2Next →

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	63,131	96%	10
Internet provider	1,536	2.3%	5
Business	613	0.94%	7
Mobile	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 inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
199.108.25.0/24	AS17054	RADB	RR-RC-Expedient-MOH	MAINT-RR	Nov 13, 2023
199.108.68.0/22	AS11167	RADB	Proxy fbo Gogo LLC(AS11167)	MAINT-AS7029	Nov 13, 2023
199.108.72.0/22	AS11167	RADB	Proxy fbo Gogo LLC(AS11167)	MAINT-AS7029	Nov 13, 2023
199.108.160.0/21	AS46627	RADB	OrgName: CERFnet customer - Freese-Notis Weather	MAINT-AS5056	May 9, 2025
199.108.236.0/24	AS47714	ALTDB	Route	MAINT-AS48828	Nov 9, 2023

199.108.0.0/16

Announcements

Announcements inside

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS7018

Who has announced this prefix

Routing history

Route objects inside

Registration for this announcement

Abuse contact