ResearchRouting table, RPKI, IRR & looking glass

AS19503 Magnetar Capital LLC

AS19503 (NYMAGDIA-LT-CL) is registered to Magnetar Capital LLC in US. It originates 2 prefixes in the global routing table.

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

Who holds AS19503

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

AS number
AS19503
Handle
NYMAGDIA-LT-CL
Organization
Magnetar Capital LLC
Country
US
ASPA
None published

What AS19503 announces

Prefixes originated by AS19503 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
1
IPv4 addresses
256 (1 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS19503
2
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS19503 is reached through

The AS just before AS19503 in the paths our looking glass collectors hold, for 2 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
ARINNYPRODDIAASMNT-MCL-86
RADBNYMAGDIA-LT-CLMAINT-AS36582

Route objects with origin AS19503: ARIN 2 · RADB 2

as-sets that list AS19503 (5)