AS21235 ADVANCED Systemhaus GmbH
AS21235 (ADVANCED-SYSTEMHAUS) is registered to ADVANCED Systemhaus GmbH in DE. It originates 4 prefixes in the global routing table.
Who holds AS21235
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS21235 announces
Prefixes originated by AS21235 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 AS21235 is reached through
The AS just before AS21235 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.
| Source | as-name | Maintained by |
|---|---|---|
| RIPE | ADVANCED-SYSTEMHAUS | RIPE-NCC-END-MNT, ADVANCED-SYSTEMHAUS-MNT |
Route objects with origin AS21235: RIPE 4