ResearchRouting table, RPKI, IRR & looking glass

AS25512 CD-Telematika a.s.

AS25512 (CDT-AS) is registered to CD-Telematika a.s. in CZ. It originates 12 prefixes in the global routing table.

11
IPv4 prefixes
1
IPv6 prefixes
117,760
IPv4 addresses
100%
RPKI valid

Who holds AS25512

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

AS number
AS25512
Handle
CDT-AS
Organization
CD-Telematika a.s.
Country
CZ
ASPA
None published

What AS25512 announces

Prefixes originated by AS25512 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
1
IPv4 addresses
117,760 (460 /24s)
RPKI valid
12 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS25512
14
With an IRR route object
12 100%

Announced prefixes

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

Who AS25512 is reached through

The AS just before AS25512 in the paths our looking glass collectors hold, for 12 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS25512 publishes no ASPA of its own. 2 ASes name it as a provider in theirs. Check a path.

The 2 ASes that name AS25512 as a provider

Routing registry objects

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

Sourceas-nameMaintained by
RIPECDT-ASRIPE-NCC-END-MNT, CDT-MNT

Route objects with origin AS25512: RIPE 14

as-sets that list AS25512 (8)