ResearchRouting table, RPKI, IRR & looking glass

AS11452 Mount Sinai School of Medicine

AS11452 (MOUNT-SINAI) is registered to Mount Sinai School of Medicine in US. It originates 14 prefixes in the global routing table.

14
IPv4 prefixes
0
IPv6 prefixes
55,552
IPv4 addresses
64%
RPKI valid

Who holds AS11452

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

AS number
AS11452
Handle
MOUNT-SINAI
Organization
Mount Sinai School of Medicine
Country
US
ASPA
None published

What AS11452 announces

Prefixes originated by AS11452 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
14
IPv6 prefixes
0
IPv4 addresses
55,552 (217 /24s)
RPKI valid
9 64%
RPKI invalid
0
RPKI not found
5
ROAs naming AS11452
4
With an IRR route object
10 71%

Announced prefixes

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

Who AS11452 is reached through

The AS just before AS11452 in the paths our looking glass collectors hold, for 14 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.