ResearchRouting table, RPKI, IRR & looking glass

AS54377 YGHCS (York General Healthcare Services)

AS54377 (YGHCS) is registered to YGHCS (York General Healthcare Services) in US. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
256
IPv4 addresses
0%
RPKI valid

Who holds AS54377

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

AS number
AS54377
Handle
YGHCS
Organization
YGHCS (York General Healthcare Services)
Country
US
ASPA
None published

What AS54377 announces

Prefixes originated by AS54377 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
0
IPv4 addresses
256 (1 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS54377
0
With an IRR route object
1 100%

Announced prefixes

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

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS54377 is reached through

The AS just before AS54377 in the paths our looking glass collectors hold, for 1 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 AS54377: LEVEL3 1 · RADB 1

as-sets that list AS54377 (4)