ResearchRouting table, RPKI, IRR & looking glass

AS27237 Ardent Health Services, Inc.

AS27237 (AHSNET-01) is registered to Ardent Health Services, Inc. in US. It originates 6 prefixes in the global routing table.

6
IPv4 prefixes
0
IPv6 prefixes
1,536
IPv4 addresses
0%
RPKI valid

Who holds AS27237

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

AS number
AS27237
Handle
AHSNET-01
Organization
Ardent Health Services, Inc.
Country
US
ASPA
None published

What AS27237 announces

Prefixes originated by AS27237 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
6
IPv6 prefixes
0
IPv4 addresses
1,536 (6 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
6
ROAs naming AS27237
0
With an IRR route object
2 33%

Announced prefixes

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

Who AS27237 is reached through

The AS just before AS27237 in the paths our looking glass collectors hold, for 6 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 AS27237: RADB 2

as-sets that list AS27237 (6)