Contra Costa County Office of Education
AS23309 is Contra Costa County Office of Education (cccoe.k12.ca.us). It announces 65,536 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2002-02-26· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States65,536 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CCCOE-NET
- name
- Contra Costa County Office of Education
- org
- CCCOE
- org name
- Contra Costa County Office of Education
- org address
- 77 Santa Barbara Road, Tech Services, Pleasant Hill, CA, 94523
- org city
- Pleasant Hill
- org country
- US
- country
- US
- source
- arin
- created
- 2002-02-26
- updated
- 2012-03-20
- abuse name
- Spencer Nash
- abuse email
- snash1@cccoe.k12.ca.us
- abuse phone
- +1-925-942-3405
- abuse kind
- person
- abuse city
- Pleasant Hill
- abuse country
- US
- admin name
- Scott Carpenter
- admin email
- scarpenter@cccoe.k12.ca.us
- admin phone
- +1-925-942-5363
- admin kind
- person
- admin city
- Pleasant Hill
- admin country
- US
- tech name
- Scott Carpenter
- tech email
- scarpenter@cccoe.k12.ca.us
- tech phone
- +1-925-942-5363
- tech kind
- person
- tech city
- Pleasant Hill
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.01%
- anyip, geonode0.01%
- None here
- None here
- None here
- None here
- Hosting IP2560.39%
- None here
- None here
- None here
- 0.01%
- None here
- 0.03%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 169.199.0.0/16 | United States | valid | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:fb78::/32 | United States | valid | 20 | 2026-10-02 |
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