Data as of Nov 9, 2026
137.164.118.0/24
No anonymizer space · no proxy exits in 30 daysMarin County Office of Education · space held by CENIC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 137.164.0.0/16 since May 2005 | AS2152 | Business | 18 | CENIC |
Network & registry
Origin network
AS23489
US
- Name
- Marin County Office of Education
- Type
- Education
- Registered
- Sep 11, 2002
- Domain
- marinschools.org
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23489 | RADB | Marin County Office of Education | MAINT-AS2150 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 137.
164. 0. 0/ 16 - Netname
- CALREN
- Registrant
- CENIC
- Organization
- CENIC (CENIC)
- Org address
- 5757 Plaza Drive, Suite 205, Cypress, CA, 90630-5029
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-137-164-0-0-1
- Parent
- NET-137-0-0-0-0
- Created
- Dec 21, 1989
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 21, 1989
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cenic. org - Name
- CENIC Abuse
- Phone
- +1-714-220-3494
- Handle
- ABUSE711-ARIN