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	Prefix	Description
	103.25.156.0/24	Microsoft Mobile Alliance Internet Services Co., Ltd
	103.36.96.0/22	Microsoft Mobile Alliance Internet Services Co., Ltd
	103.255.140.0/23	Microsoft Mobile Alliance Internet Services Co., Ltd
	103.255.140.0/22	Microsoft Mobile Alliance Internet Services Co., Ltd
	111.221.28.0/24	Microsoft Mobile Alliance Internet Services Co., Ltd
	202.89.232.0/21	Microsoft Mobile Alliance Internet Services Co., Ltd

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS23724	China Telecom Beijing IDC Network	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS23724	China Telecom Beijing IDC Network	✔	✘
	AS10099	China Unicom Global	✔	✘
	AS56048	China Mobile Group Beijing Company	✔	✘

aut-num:        AS59067
as-name:        MMAISNET
descr:          Microsoft Mobile Alliance Internet Services Co., Ltd
descr:          Building 1, No. 5, Danling Street, Haidian District,
descr:          Beijing, P.R.China. 100080
country:        CN
admin-c:        YW6400-AP
tech-c:         YW6400-AP
abuse-c:        AC1601-AP
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-MMAISNET-CN
last-modified:  2023-11-28T00:58:35Z
source:         APNIC

Last Update: 2025-12-30T03:22:19Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
APNIC	as4808:as-cncgroup-bj	94
RADB	as-ctbjidc	32