ResearchRouting table, RPKI, IRR & looking glass

AS54323 Maimonides Medical Center

AS54323 (MMC-AS-NOV2011) is registered to Maimonides Medical Center in US. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
4,096
IPv4 addresses
100%
RPKI valid

Who holds AS54323

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

AS number
AS54323
Handle
MMC-AS-NOV2011
Organization
Maimonides Medical Center
Country
US
ASPA
None published

What AS54323 announces

Prefixes originated by AS54323 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
0
IPv4 addresses
4,096 (16 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS54323
4
With an IRR route object
0 0%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS54323 is reached through

The AS just before AS54323 in the paths our looking glass collectors hold, for 4 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.

Route objects with origin AS54323: RADB 1

as-sets that list AS54323 (3)