ResearchRouting table, RPKI, IRR & looking glass

AS7973 Mayo Foundation for Medical Education and Research

AS7973 (MAYO) is registered to Mayo Foundation for Medical Education and Research in US. It originates 15 prefixes in the global routing table.

15
IPv4 prefixes
0
IPv6 prefixes
65,536
IPv4 addresses
0%
RPKI valid

Who holds AS7973

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

AS number
AS7973
Handle
MAYO
Organization
Mayo Foundation for Medical Education and Research
Country
US
ASPA
None published

What AS7973 announces

Prefixes originated by AS7973 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
15
IPv6 prefixes
0
IPv4 addresses
65,536 (256 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
15
ROAs naming AS7973
0
With an IRR route object
1 6%

Announced prefixes

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

Who AS7973 is reached through

The AS just before AS7973 in the paths our looking glass collectors hold, for 15 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
RADBMAYOMAINT-AS217

Route objects with origin AS7973: RADB 6

as-sets that list AS7973 (10)