ResearchRouting table, RPKI, IRR & looking glass

AS204538 Kareby Hosting AB

AS204538 (KHOSTING) is registered to Kareby Hosting AB in SE. It originates 4 prefixes in the global routing table.

2
IPv4 prefixes
2
IPv6 prefixes
1,280
IPv4 addresses
100%
RPKI valid

Who holds AS204538

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

AS number
AS204538
Handle
KHOSTING
Organization
Kareby Hosting AB
Country
SE
ASPA
None published

What AS204538 announces

Prefixes originated by AS204538 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
2
IPv4 addresses
1,280 (5 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS204538
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 (2)
IPv6 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS204538 is reached through

The AS just before AS204538 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.

Routing registry objects

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

Sourceas-nameMaintained by
RIPEKHOSTINGRIPE-NCC-END-MNT, LIR-SE-KHOSTING-1-MNT

Route objects with origin AS204538: RIPE 4

as-sets that list AS204538 (3)