AS27399 — BAM-

AS27399 announces 9 IPv4 prefixes covering 2,816 addresses and 0 IPv6 prefixes.

About this network

BAM-US is the autonomous system for Balyasny Asset Management L.P.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by netnames such as BAM-PUBLIC-01, BAM-CGNT-NET-1, and UK-BAMUK-20210625.
• The AS announces 2816 IPv4 addresses across 9 prefixes while maintaining only 3 observed neighbours, a ratio that indicates a private corporate estate rather than a public transit or access network.

Notable

• Registrants align with the announcer, including Balyasny Asset Management L.P., Balyasny Asset Management (Hong Kong) Ltd., and Balyasny Asset Management (UK) LLP, alongside leased space from Cogent Communications and Zayo UK.
• The inventory consists of a mix of /23 and /24 blocks, including specific allocations for Hong Kong and UK operations, reflecting a finely subdivided global corporate footprint.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 38.89.137.0/24
• 38.103.125.0/24
• 38.126.139.0/24
• 38.131.243.0/24
• 67.155.2.0/24
• 82.98.194.0/24
• 103.158.202.0/23
• 136.175.142.0/23
• 185.179.88.0/24

Upstream networks

• AS13335 Cloudflare, Inc.
• AS4637 Telstra Global
• AS42156 GNX B.V.

Adjacent networks

• AS13335 Cloudflare, Inc.
• AS4637 Telstra Global
• AS42156 GNX B.V.