ResearchRouting table, RPKI, IRR & looking glass

AS204521 Geus Gruppen AB

AS204521 (GEUS-GRUPPEN-AB) is registered to Geus Gruppen AB in SE. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
50%
RPKI valid

Who holds AS204521

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

AS number
AS204521
Handle
GEUS-GRUPPEN-AB
Organization
Geus Gruppen AB
Country
SE
ASPA
None published

What AS204521 announces

Prefixes originated by AS204521 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
0
IPv4 addresses
512 (2 /24s)
RPKI valid
1 50%
RPKI invalid
0
RPKI not found
1
ROAs naming AS204521
1
With an IRR route object
1 50%

Announced prefixes

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

IPv4 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS204521 is reached through

The AS just before AS204521 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
RIPEGEUS-GRUPPEN-ABRIPE-NCC-END-MNT, SE-GEUSGRUPPEN-1-MNT

Route objects with origin AS204521: RIPE 3 · RADB 2

as-sets that list AS204521 (1)