ResearchRouting table, RPKI, IRR & looking glass

AS12344 CZECH IT CLUSTER, druzstvo

AS12344 (CZECHITC) is registered to CZECH IT CLUSTER, druzstvo in CZ. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS12344

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

AS number
AS12344
Handle
CZECHITC
Organization
CZECH IT CLUSTER, druzstvo
Country
CZ
ASPA
None published

What AS12344 announces

Prefixes originated by AS12344 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
1
IPv4 addresses
1,024 (4 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS12344
2
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS12344 is reached through

The AS just before AS12344 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
RIPECZECHITCRIPE-NCC-END-MNT, CZ-CZECHITC-1-MNT

Route objects with origin AS12344: RIPE 2

as-sets that list AS12344 (2)