ResearchRouting table, RPKI, IRR & looking glass

AS203924 buerodata AG

AS203924 (buerodata) is registered to buerodata AG in DE. It originates 15 prefixes in the global routing table.

11
IPv4 prefixes
4
IPv6 prefixes
3,328
IPv4 addresses
100%
RPKI valid

Who holds AS203924

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

AS number
AS203924
Handle
buerodata
Organization
buerodata AG
Country
DE
ASPA
None published

What AS203924 announces

Prefixes originated by AS203924 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
4
IPv4 addresses
3,328 (13 /24s)
RPKI valid
15 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS203924
24
With an IRR route object
1 6%

Announced prefixes

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

Who AS203924 is reached through

The AS just before AS203924 in the paths our looking glass collectors hold, for 15 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
RIPEbuerodataRIPE-NCC-END-MNT, DE-BUERODATA-1-MNT

Route objects with origin AS203924: RIPE 8

as-sets that list AS203924 (4)