Data as of Nov 5, 2026
199.186.0.0/16
No anonymizer space · no proxy exits in 30 daysAT&T Enterprises, LLC · space held by AT&T Services, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 199.186.28.0/24 since Aug 2016 | AS14795 | Business | AT&T Services, Inc. | |
| 199.186.59.0/24 since Aug 2006 | AS36297 | Business | AT&T Services, Inc. |
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 |
|---|---|---|---|---|---|---|
| 199.186.0.0/16 | 65,536 | NETBLK-ATTICO-BLK1 | AT&T Services, Inc. (ATTSE-Z) · US | Direct Allocation | Feb 22, 1994 | abuse@ |
| └ 199. | 2,560 | CTC-MUNDO-DOM1 | CTC Mundo (CTCM) · CL | Reassigned | Oct 23, 1995 | — |
| └ 199.186.59.0/24 | 256 | DHICOMPU10-59-0 | DHI Computing SRVC Inc. (DCS-134) · US | Reassigned | Jul 16, 2007 | — |
| └ 199.186.136.0/24 | 256 | WHEIN-NET | unknown | — | — | — |
| └ 199.186.148.0/24 | 256 | DATAVIZ10-148-0 | unknown | — | — | — |
| └ 199.186.169.0/24 | 256 | AFRO-NEWSPAPER | unknown | — | — | — |
| └ 199.186.194.0/24 | 256 | HEIST-194 | 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 | 65,024 | >99% | 3 | |
| Business | 512 | 0.78% | 2 |
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 · 21 yr
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 199.186.25.0/24 | AS36352 | ALTDB | Route | MAINT-AS48828 | Jul 18, 2025 |
| 199.186.26.0/23 | AS27524 | ALTDB | Proxy route object | MAINT-GULER | Jan 1, 2025 |
| 199.186.28.0/22 | AS27524 | ALTDB | Proxy route object | MAINT-GULER | Jan 1, 2025 |
| 199.186.30.0/24 | AS27978 | RADB | AMOVIL_CHILE | MAINT-AS28513 | Sep 3, 2025 |
| 199.186.30.0/24 | AS28513 | RADB | Chile | MAINT-AS28513 | Sep 3, 2025 |
| 199.186.30.0/24 | AS6429 | NTTCOM | Telmex CL-SSEE | MAINT-AMCL-BB | Sep 27, 2010 |
| 199.186.32.0/23 | AS27524 | ALTDB | Proxy route object | MAINT-GULER | Jan 1, 2025 |
| 199.186.32.0/24 | AS27978 | RADB | AMOVIL_CHILE | MAINT-AS28513 | Sep 3, 2025 |
| 199.186.32.0/24 | AS28513 | RADB | Chile | MAINT-AS28513 | Sep 3, 2025 |
| 199.186.32.0/24 | AS6429 | NTTCOM | Telmex CL-SSEE | MAINT-AMCL-BB | Sep 27, 2010 |
| 199.186.34.0/24 | AS36352 | ALTDB | Route | MAINT-AS48828 | Jul 18, 2025 |
Whois
Registration for this announcement
- Range
- 199.
186. 0. 0/ 16 - Netname
- NETBLK-ATTICO-BLK1
- Registrant
- AT&T Services, Inc.
- Organization
- AT&T Services, Inc. (ATTSE-Z)
- Org address
- Enterprise IP Group, Indianapolis, IN, 46204
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-186-0-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Feb 22, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 22, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN