Data as of Nov 6, 2026
12.130.78.0/24
No anonymizer space · no proxy exits in 30 daysUS Courts · 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) | 5,202 280 always on | AT&T Enterprises, LLC | |
| 12.0.0.0/8 | AS7018 | Residential | 13,222 713 always on | 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 |
|---|---|---|---|---|---|---|
| 12.0.0.0/8 | 16,777,216 | ATT | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Aug 23, 1983 | abuse@ |
| └ 12.130.64.0/20 | 4,096 | ATTENS-SAN2-1 | CERFnet (CERF) · US | Reallocated | Sep 24, 2002 | — |
| └ 12.130.64.0/20 | 4,096 | ATTENS-SAN2-1 | CERFnet (CERF) · US | Reallocated | Sep 25, 2002 | — |
| └ 12.130.78.0/24 | 256 | ATTWH-12-130-78-0-24-1209281839 | CI - Administrative Office of The United States Courts SID-19043 (C03169391) · US | Reassigned | Sep 28, 2012 | — |
Network & registry
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 12.
0. 0. 0/ 8 - Registration type
- Direct Allocation
- Record created
- Aug 23, 1983
- Legacy
- yes
- Reallocated to
- CERFnet (CERF)
- Reallocated range
- 12.
130. 64. 0/ 20 - Reallocated
- Sep 25, 2002
Origin network
AS13788
US
- Name
- US Courts
- Type
- Business
- Registered
- Aug 18, 1999
- Domain
- uscourts.gov
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2013
- Current origin since
- May 2013 · 13 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 12.
130. 78. 0/ 24 - Netname
- ATTWH-12-130-78-0-24-1209281839
- Registrant
- CI - Administrative Office of The United States Courts SID-19043
- Organization
- CI - Administrative Office of The United States Courts SID-19043 (C03169391)
- Type
- Reassigned
- Handle
- NET-12-130-78-0-1
- Parent
- NET-12-130-64-0-2
- Created
- Sep 28, 2012
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 23, 1983
- Status
- assigned
Report abuse
Abuse contact
- dr6348@
att. com - Name
- Network Provisioning
- Phone
- +1-877-789-2877
- Handle
- NETWO10-ARIN