ResearchRouting table, RPKI, IRR & looking glass

AS213842 Patrick Westenberg trading as Westenberg + Kueppers GbR

AS213842 (WK-AS) is registered to Patrick Westenberg trading as Westenberg + Kueppers GbR in DE. It originates 4 prefixes in the global routing table.

1
IPv4 prefixes
3
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS213842

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

AS number
AS213842
Handle
WK-AS
Organization
Patrick Westenberg trading as Westenberg + Kueppers GbR
Country
DE
ASPA
4 providers

What AS213842 announces

Prefixes originated by AS213842 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
3
IPv4 addresses
256 (1 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS213842
4
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (1)
IPv6 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS213842 is reached through

The AS just before AS213842 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS213842 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.

Sourceas-nameMaintained by
RIPEWK-ASRIPE-NCC-END-MNT, WKSERV-MNT

Route objects with origin AS213842: RIPE 4

as-sets that list AS213842 (5)