Data as of Nov 6, 2026
12.36.12.0/24
No anonymizer space · no proxy exits in 30 daysDHI Computing Service, Inc. · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 12.0.0.0/9 | AS7018 | Residential | 8,020 433 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@ |
| └ 12.36.12.0/24 | 256 | DHI-COMP24-12 | DHI Computing SRVC Inc. (DCS-134) · US | Reassigned | May 12, 2015 | — |
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
Origin network
AS36297
US
- Name
- DHI Computing Service, Inc.
- Type
- Business
- Registered
- Nov 22, 2005
- Domain
- dhiprovo.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2016
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 12.
36. 12. 0/ 24 - Netname
- DHI-COMP24-12
- Registrant
- DHI Computing SRVC Inc.
- Organization
- DHI Computing SRVC Inc. (DCS-134)
- Org address
- 1525 W 820 N, PROVO, UT, 84601
- Org country
- US
- Type
- Reassigned
- Handle
- NET-12-36-12-0-1
- Parent
- NET-12-0-0-0-1
- Created
- May 12, 2015
- 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