Data as of Nov 7, 2026
Autonomous system

AS20286

American College of Cardiology

Announces 512 addresses in 2 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
199.74.213.0/24
since Aug 2006
Business
216.51.37.0/24
since Nov 2016
BusinessVerizon Business
via American College of Cardiology

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it