AS25540 Alphalink SASU
AS25540 (ALPHALINK-AS) is registered to Alphalink SASU in FR. It originates 88 prefixes in the global routing table.
Who holds AS25540
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS25540 announces
Prefixes originated by AS25540 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
RPKI valid RPKI invalid no ROA covers it
Who AS25540 is reached through
The AS just before AS25540 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
Provider authorization
AS25540 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.
The 1 ASes that name AS25540 as a provider
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| RIPE | ALPHALINK-AS | RIPE-NCC-END-MNT, ALPHALINK-MNT |
Route objects with origin AS25540: RIPE 102