AS58862 — MCCL-CHN - Microsoft (China) Co., Ltd.

AS58862 announces 1 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

MCCL-CHN is the autonomous system for Microsoft (China) Co., Ltd.

What it's used for

• The address space carries corporate infrastructure, identified by the netname MCCL-CHN and registrant IRT-MCCL-CHN-CN.
• The AS announces 1024 IPv4 addresses across 1 prefix (167.220.244.0/22) with 2 observed neighbours, indicating a small, internally segmented corporate estate rather than a transit or access network.
• Traffic from this AS consists of Microsoft's internal office workers, development endpoints, and corporate services operating within China.

Notable

• The registrant IRT-MCCL-CHN-CN aligns directly with the announcer MCCL-CHN, confirming consistent ownership.
• The inventory consists of a single /22 block, representing a compact and specific allocation for the company's Chinese operations.

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

Announced prefixes

• 167.220.244.0/22

Upstream networks

• AS24400 Shanghai Mobile Communications Co.,Ltd.
• AS4847 China Networks Inter-Exchange

Adjacent networks

• AS24400 Shanghai Mobile Communications Co.,Ltd.
• AS4847 China Networks Inter-Exchange

Routing security

• RPKI: 2 valid, 0 invalid and 0 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-CTBJ.