Data as of Nov 7, 2026
207.163.228.0/24
No anonymizer space · no proxy exits in 30 daysAlameda County Office of Education
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 207.163.0.0/16 since Apr 2020 | AS6099 | Business | 7 | Alameda County Office of Education |
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 |
|---|---|---|---|---|---|---|
| 207.163.0.0/16 | 65,536 | ALAMEDA-BLK2 | Alameda County Office of Education (ACOE-Z) · US | Direct Allocation | Jul 1, 1996 | cjentile@ |
| └ 207.163.228.0/24 | 256 | SFCCNET | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 207.163.128.0/17
- Prefix
- 207.163.128.0/17
- Announced by
- AS6099 Alameda County Office of Education
- Type
- Business
- RPKI
- No RPKI
- Netname
- ALAMEDA-BLK2
- Registrant
- Alameda County Office of Education
- RIR
- ARIN
Origin network
AS6099
US
- Name
- Alameda County Office of Education
- Type
- Education
- Registered
- Nov 10, 1995
- Domain
- acoe.org
- Industry
- Service
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
207.163.128.0/17
Routing history
- Pattern
- Stable
- First seen
- Oct 2016
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 207.
163. 0. 0/ 16 - Netname
- ALAMEDA-BLK2
- Registrant
- Alameda County Office of Education
- Organization
- Alameda County Office of Education (ACOE-Z)
- Org address
- 313 W. Winton, Hayward, CA, 94544
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-207-163-0-0-1
- Parent
- NET-207-0-0-0-0
- Created
- Jul 1, 1996
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 1, 1996
- Status
- assigned
Report abuse
Abuse contact
- cjentile@
acoe. org - Name
- Jentile, Chris T
- Phone
- +1-510-670-4520
- Handle
- CTJ4-ARIN