ResearchRouting table, RPKI, IRR & looking glass

AS205100 F3 Netze e.V.

AS205100 (F3NETZE) is registered to F3 Netze e.V. in DE. It originates 7 prefixes in the global routing table.

1
IPv4 prefixes
6
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS205100

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

AS number
AS205100
Handle
F3NETZE
Organization
F3 Netze e.V.
Country
DE
ASPA
None published

What AS205100 announces

Prefixes originated by AS205100 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
6
IPv4 addresses
256 (1 /24s)
RPKI valid
7 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS205100
2
With an IRR route object
7 100%

Announced prefixes

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

Who AS205100 is reached through

The AS just before AS205100 in the paths our looking glass collectors hold, for 7 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
RIPEF3NETZERIPE-NCC-END-MNT, F3NETZE

Route objects with origin AS205100: RIPE 10

as-sets that list AS205100 (10)