ResearchRouting table, RPKI, IRR & looking glass

AS205366 Drees & Sommer SE

AS205366 (dreso_de-ffm_rz1) is registered to Drees & Sommer SE in DE. It originates 3 prefixes in the global routing table.

3
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
100%
RPKI valid

Who holds AS205366

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

AS number
AS205366
Handle
dreso_de-ffm_rz1
Organization
Drees & Sommer SE
Country
DE
ASPA
None published

What AS205366 announces

Prefixes originated by AS205366 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
0
IPv4 addresses
512 (2 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS205366
1
With an IRR route object
3 100%

Announced prefixes

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

IPv4 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS205366 buys transit from

Inferred from the AS paths in the RouteViews tables, refreshed every 4 hours, most-seen first. 2 upstreams.

Who buys transit from AS205366

None seen: AS205366 does not appear to provide transit to anyone.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEdreso_de-ffm_rz1RIPE-NCC-END-MNT, DE-DRESO-1-MNT

Route objects with origin AS205366: RIPE 3

as-sets that list AS205366 (4)