AS55163 — LINKEDIN - LinkedIn Corporation

AS55163 announces 2 IPv4 prefixes covering 768 addresses and 1 IPv6 prefixes.

About this network

LINKEDIN is operated by LinkedIn Corporation.

What it's used for

• The address space carries corporate infrastructure, evidenced by reverse DNS entries such as mail326.linkedin.com and 108-174-2-128.fwd.linkedin.com.
• The AS announces 768 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, with only 1 observed neighbour, indicating a self-contained corporate network rather than a transit or access provider.
• Traffic from this AS consists of LinkedIn's own web services, API endpoints, and internal mail servers supporting its professional networking platform.

Notable

• Registrants for both announced prefixes are listed as LinkedIn Corporation, matching the AS holder.
• The address inventory is small and finely subdivided into two IPv4 blocks, consistent with an internal corporate estate segmented for specific service clusters.

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

Announced prefixes

• 108.174.2.0/23
• 108.174.4.0/24
• 2620:109:c006::/48

Upstream networks

• AS14413 LinkedIn Corporation

Adjacent networks

• AS14413 LinkedIn Corporation

Routing security

• RPKI: 4 valid, 0 invalid and 0 not-found announcements; 5 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-LINKEDIN, AS-LINKEDIN-TRANSIT.