Data as of Nov 14, 2026
199.108.0.0/16
No anonymizer space · no proxy exits in 30 daysAT&T Enterprises, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 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. | 262,144 | NETBLK-CERFNET-CBLK2 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Jan 10, 1994 | abuse@ |
| 199.108.231.80/28 under 199. | 16 | DSLNET-CASH | unknown | — | — | — |
| 199.108.231.96/27 under 199. | 32 | DSLNET-KYPHON | unknown | — | — | — |
| 199.108.231.128/26 under 199. | 64 | DSLNET-BERTOR | unknown | — | — | — |
| 199.108.231.192/28 under 199. | 16 | DSLNET-MADRGL | unknown | — | — | — |
| 199.108.231.208/28 under 199. | 16 | DSLNET-LAMPUS | unknown | — | — | — |
| 199.108.231.224/28 under 199. | 16 | DSLNET-SIDEBAN | unknown | — | — | — |
| 199.108.231.240/28 under 199. | 16 | DSLNET-WHITE | unknown | — | — | — |
| └ 199.108.236.0/22 | 1,024 | CERF-CARROT-108-236 | unknown | — | — | — |
| └ 199.108.242.0/24 | 256 | CERF-PDGINC-A | unknown | — | — | — |
| └ 199.108.244.0/22 | 1,024 | CERF-WEBSERVERS-A | unknown | — | — | — |
| └ 199.108.248.0/22 | 1,024 | CERF-HALRINEY-A | unknown | — | — | — |
| └ 199.108.254.0/24 | 256 | CERF-MOBILESTAR-B | 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 | 63,131 | 96% | 10 | |
| Internet provider | 1,536 | 2.3% | 5 | |
| Business | 613 | 0.94% | 7 | |
| Mobile | 256 | 0.39% | 1 |
Network & registry
Origin network
AS7018
US
- 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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
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 |
Whois
Registration for this announcement
- Range
- 199.
105. 0. 0 - 199. 108. 255. 255 - Netname
- NETBLK-CERFNET-CBLK2
- Registrant
- AT&T Enterprises, LLC
- Organization
- AT&T Enterprises, LLC (AEL-360)
- Org address
- 208 S. Akard St., Dallas, TX, 75202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-105-0-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Jan 10, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 10, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN