ResearchRouting table, RPKI, IRR & looking glass

AS212762 Casper Krook trading as Ck IT Solutions

AS212762 (CK-IT-AS) is registered to Casper Krook trading as Ck IT Solutions in NL. It originates 4 prefixes in the global routing table.

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

Who holds AS212762

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

AS number
AS212762
Handle
CK-IT-AS
Organization
Casper Krook trading as Ck IT Solutions
Country
NL
ASPA
None published

What AS212762 announces

Prefixes originated by AS212762 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 AS212762
4
With an IRR route object
3 75%

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 AS212762 is reached through

The AS just before AS212762 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.