AS23309
🇺🇸CCCOE-NET - Contra Costa County Office of Education75aca82df22e02d82662e9e6384bfed8
ARINassigned
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)65,536
Announced (BGP)65,792
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)7.9×10^28
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
2/26/2002
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | — | 5/20/2026 | |
| Valid | ARINRADB | 5/20/2026 | |
| Valid | ARINRADB | 5/20/2026 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 169.199.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 2607:fb78::/32 | 🇺🇸 US | ARIN | allocated |
ASPA
No ASPA
External Links
API
Open https://api.ipctl.io/v1/asn/23309Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/23309" | jq