Data as of Nov 13, 2026
12.185.196.0/29
No anonymizer space · no proxy exits in 30 daysCustom Data Processing · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 12.128.0.0/9 | AS7018 | Residential | IP broker Rackdog (part) | 5,373 246 always on | AT&T Enterprises, LLC | |
| 12.0.0.0/8 | AS7018 | Residential | 13,497 535 always on | AT&T Enterprises, LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 12.0.0.0/8 | 16,777,216 | ATT | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Aug 23, 1983 | abuse@ |
| └ 12.185.196.0/29 | 8 | NATIONAL64-196-0 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 12.185.196.0/24
- Prefix
- 12.185.196.0/24
- Announced by
- AS54834 Custom Data Processing
- Type
- Business
- RPKI
- No RPKI
- Netname
- ATT
- Registrant
- AT&T Enterprises, LLC
- RIR
- ARIN
Origin network
AS54834
US
- Name
- Custom Data Processing
- Type
- Business
- Registered
- Sep 5, 2012
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
12.185.196.0/24
Routing history
- Pattern
- Stable
- First seen
- Dec 2012
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 12.
0. 0. 0/ 8 - Netname
- ATT
- 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-12-0-0-0-1
- Parent
- NET-12-0-0-0-0
- Created
- Aug 23, 1983
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 23, 1983
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN