Data as of Nov 6, 2026
Autonomous system

AS18670

Arrowstreet Capital, L.P.

Announces 768 addresses in 2 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
38.127.203.0/24
since Jun 2021
BusinessCogent Communications, LLC
199.85.22.0/23
since Aug 2020
Business

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it