ResearchRouting table, RPKI, IRR & looking glass

AS197919 Noah van der Aa

AS197919 (NOAHVDAA-AS) is registered to Noah van der Aa in NL. It originates 7 prefixes in the global routing table.

0
IPv4 prefixes
7
IPv6 prefixes
100%
RPKI valid

Who holds AS197919

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

AS number
AS197919
Handle
NOAHVDAA-AS
Organization
Noah van der Aa
Country
NL
ASPA
3 providers

What AS197919 announces

Prefixes originated by AS197919 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
0
IPv6 prefixes
7
RPKI valid
7 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS197919
3
With an IRR route object
1 14%

Announced prefixes

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

Who AS197919 is reached through

The AS just before AS197919 in the paths our looking glass collectors hold, for 7 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS197919 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.