Data as of Nov 4, 2026
12.226.91.0/24
No anonymizer space · no proxy exits in 30 daysSequoia Capital · 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) | 5,173 283 always on | AT&T Enterprises, LLC | |
| 12.0.0.0/8 | AS7018 | Residential | 13,297 724 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 | [email protected] |
| └ 12.226.0.0/16 | 65,536 | ATTWORLD48 | AT&T Services, Inc. (ATTW) · US | Reallocated | Nov 18, 2011 | — |
| └ 12.226.91.0/24 | 256 | ACC-SEQU345-91 | ACC-Sequoia Capital Operation (ACO-95) · US | Reassigned | Jan 29, 2020 | — |
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
- AT&T Services, Inc. (ATTW)
- Reallocated range
- 12.226.0.0/16
- Reallocated
- Nov 18, 2011
Origin network
AS18610
US
- Name
- Sequoia Capital
- Type
- Business
- Registered
- Oct 30, 2009
- Domain
- sequoiacap.com
- Industry
- Investment, Portfolio Management, Pensions and Funds
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2015
- Current origin since
- Feb 2015 · 12 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18610 | ARIN | Sequoia Capital Operations | MNT-ACO-95 | Feb 26, 2025 |
Whois
Registration for this announcement
- Range
- 12.226.91.0/24
- Netname
- ACC-SEQU345-91
- Registrant
- ACC-Sequoia Capital Operation
- Organization
- ACC-Sequoia Capital Operation (ACO-95)
- Org address
- 2800 SAND HILL RD, MNLO PK, CA, 94025
- Org country
- US
- Type
- Reassigned
- Handle
- NET-12-226-91-0-1
- Parent
- NET-12-226-0-0-1
- Created
- Jan 29, 2020
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 23, 1983
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN