ResearchRouting table, RPKI, IRR & looking glass

AS43366 OSSO B.V.

AS43366 (OSSO) is registered to OSSO B.V. in NL. It originates 12 prefixes in the global routing table.

9
IPv4 prefixes
3
IPv6 prefixes
9,728
IPv4 addresses
91%
RPKI valid

Who holds AS43366

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

AS number
AS43366
Handle
OSSO
Organization
OSSO B.V.
Country
NL
ASPA
None published

What AS43366 announces

Prefixes originated by AS43366 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
9
IPv6 prefixes
3
IPv4 addresses
9,728 (38 /24s)
RPKI valid
11 91%
RPKI invalid
0
RPKI not found
1
ROAs naming AS43366
34
With an IRR route object
11 91%

Announced prefixes

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

Who AS43366 is reached through

The AS just before AS43366 in the paths our looking glass collectors hold, for 12 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS43366 publishes no ASPA of its own. 2 ASes name it as a provider in theirs. Check a path.

The 2 ASes that name AS43366 as a provider

Routing registry objects

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