AS40551 — ATVI-NETWORK-ASN

AS40551 announces 8 IPv4 prefixes covering 3,072 addresses and 0 IPv6 prefixes.

About this network

ATVI-NETWORK-ASN is the autonomous system for Activision Publishing, Inc.

What it's used for

• The address space carries corporate infrastructure, with netnames ATVI-NETWORK-ASN and UK-ATVI-20130326 associated with Activision entities.
• The AS announces 3072 IPv4 addresses across 8 prefixes and maintains 6 observed neighbours, indicating a small internal corporate estate rather than a transit or access network.
• Traffic from this AS consists of internal corporate communications, game development infrastructure, and backend services for the video game publisher.

Notable

• Registrants align with the announcer, listing Activision Publishing, Inc. for most prefixes and Activision Blizzard UK Ltd for the 185.22.80.0/22 block.
• Microsoft completed its acquisition of Activision Blizzard on October 13, 2023, making this AS part of the Microsoft gaming division.
• The inventory includes a prefix (209.249.12.0/24) registered to Zayo Bandwidth with netname ABOVENET-4, suggesting leased or transit-related space within the AS.

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

Announced prefixes

• 64.111.160.0/24
• 64.111.162.0/24
• 64.111.164.0/24
• 64.111.167.0/24
• 64.111.170.0/24
• 64.111.174.0/23
• 185.22.80.0/22
• 209.249.12.0/24

Upstream networks

• AS57976 Blizzard Entertainment, Inc
• AS174 Cogent Communications, LLC
• AS3356 Level 3 Parent, LLC
• AS6461 Zayo Bandwidth
• AS20055 Wholesail networks LLC
• AS23005 SWITCH, LTD

Adjacent networks

• AS57976 Blizzard Entertainment, Inc
• AS174 Cogent Communications, LLC
• AS3356 Level 3 Parent, LLC
• AS6461 Zayo Bandwidth
• AS20055 Wholesail networks LLC
• AS23005 SWITCH, LTD