Data as of Nov 10, 2026
Autonomous system

AS40827

Hudson River Trading LLC

Announces 768 addresses in 3 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
38.105.238.0/24
since Jun 2008
BusinessCogent Communications, LLC
154.51.249.0/24
since Sep 2025
BusinessCogent Communications, LLC
209.249.190.0/24
since Jun 2008
BusinessZayo Bandwidth

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it