ResearchRouting table, RPKI, IRR & looking glass

AS397025 Alstom Transport SA

AS397025 (Alstom) is registered to Alstom Transport SA in FR. It originates 2 prefixes in the global routing table.

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

Who holds AS397025

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

AS number
AS397025
Handle
Alstom
Organization
Alstom Transport SA
Country
FR
ASPA
None published

What AS397025 announces

Prefixes originated by AS397025 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
0 0%
RPKI invalid
0
RPKI not found
2
ROAs naming AS397025
0
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 AS397025 is reached through

The AS just before AS397025 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
RADBBIS-BOMBARDIER-INFORMATION-SOLUTIONSMAINT-AS398833
RIPEAlstomRIPE-NCC-END-MNT, LIR-FR-ALSTOMTRANSPORT-1-MNT

Route objects with origin AS397025: RADB 3

as-sets that list AS397025 (2)