AS40827 Hudson River Trading LLC

HUDSON-RIVER-TRADING-LLC - Hudson River Trading LLC · registered in the United States

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in United States#9,711largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#44,394of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS40827 in ASN lookup Look up an IP in this network (38.105.238.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

38.105.238.0/24
154.51.249.0/24
209.249.190.0/24

Other ASNs named Hudson River Trading LLC

1 other network uses the same organisation name; together with AS40827 they announce 1,024 IPv4 addresses.

ASNNameIPv4 addresses

AS36535HUDSON-RIVER-TRADING-LLC-36535 - Hudson River Trading LLC US256

Similar-sized networks in United States

ASNNameIPv4 addresses

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AS40817#9710 BMC-AUS - BMC Software, Inc.768

AS40851#9712 TEMPWORKS - TEMPWORKS SOFTWARE INC.768

AS40892#9713 EFTSOURCE2008 - EFT Source, Inc.768

AS40956#9714 NORTHWOOD-UNIVERSITY - Northwood University768

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources