ResearchRouting table, RPKI, IRR & looking glass

AS23309 Contra Costa County Office of Education

AS23309 (CCCOE-NET) is registered to Contra Costa County Office of Education in US. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
65,536
IPv4 addresses
100%
RPKI valid

Who holds AS23309

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS23309
Handle
CCCOE-NET
Organization
Contra Costa County Office of Education
Country
US
ASPA
None published

What AS23309 announces

Prefixes originated by AS23309 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
1
IPv4 addresses
65,536 (256 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS23309
2
With an IRR route object
2 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS23309 is reached through

The AS just before AS23309 in the paths our looking glass collectors hold, for 2 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RADBCCCOE-ASNMAINT-AS23309

Route objects with origin AS23309: ARIN 2 · RADB 2

as-sets that list AS23309 (5)