ResearchRouting table, RPKI, IRR & looking glass

AS15644 Fresenius SE & Co. KGaA

AS15644 (FRESENIUS) is registered to Fresenius SE & Co. KGaA in DE. It originates 5 prefixes in the global routing table.

4
IPv4 prefixes
1
IPv6 prefixes
2,816
IPv4 addresses
40%
RPKI valid

Who holds AS15644

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

AS number
AS15644
Handle
FRESENIUS
Organization
Fresenius SE & Co. KGaA
Country
DE
ASPA
None published

What AS15644 announces

Prefixes originated by AS15644 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
1
IPv4 addresses
2,816 (11 /24s)
RPKI valid
2 40%
RPKI invalid
0
RPKI not found
3
ROAs naming AS15644
6
With an IRR route object
3 60%

Announced prefixes

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

IPv4 (4)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS15644 is reached through

The AS just before AS15644 in the paths our looking glass collectors hold, for 5 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
RIPEFRESENIUSRIPE-NCC-END-MNT, FRESENIUS-MNT

Route objects with origin AS15644: RIPE 4 · RADB 1

as-sets that list AS15644 (8)