ResearchRouting table, RPKI, IRR & looking glass

AS5501 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

AS5501 (Fraunhofer-Cluster-BW) is registered to Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. in DE. It originates 51 prefixes in the global routing table.

38
IPv4 prefixes
13
IPv6 prefixes
145,408
IPv4 addresses
100%
RPKI valid

Who holds AS5501

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

AS number
AS5501
Handle
Fraunhofer-Cluster-BW
Organization
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
Country
DE
ASPA
None published

What AS5501 announces

Prefixes originated by AS5501 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
38
IPv6 prefixes
13
IPv4 addresses
145,408 (568 /24s)
RPKI valid
51 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS5501
59
With an IRR route object
49 96%

Who AS5501 is reached through

The AS just before AS5501 in the paths our looking glass collectors hold, for 51 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
RIPEFraunhofer-Cluster-BWRIPE-NCC-END-MNT, FHG-MNT, MNT-FHG-LIR

Route objects with origin AS5501: RIPE 161

as-sets that list AS5501 (6)