ResearchRouting table, RPKI, IRR & looking glass

AS58308 Cusae SAS

AS58308 (CUSAE-AS) is registered to Cusae SAS in FR. It originates 3 prefixes in the global routing table.

2
IPv4 prefixes
1
IPv6 prefixes
3,072
IPv4 addresses
100%
RPKI valid

Who holds AS58308

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

AS number
AS58308
Handle
CUSAE-AS
Organization
Cusae SAS
Country
FR
ASPA
4 providers

What AS58308 announces

Prefixes originated by AS58308 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
1
IPv4 addresses
3,072 (12 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS58308
3
With an IRR route object
3 100%

Announced prefixes

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

IPv4 (2)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS58308 is reached through

The AS just before AS58308 in the paths our looking glass collectors hold, for 3 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS58308 publishes an ASPA naming these providers. Check a path.

Routing registry objects

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