Longest Match / Operators

Network operator

Microsoft Corporation

63 networks combined into one view.

Operators are grouped by registered network name. Each figure below is the total across every network on this page, which is what a single network page cannot show.

What this tells you

• An estimated 437,633 people use this operator's 63 networks, from 93,834 observations over a 60 day window.
• Runs 63 separate networks. An address belonging to this operator can therefore sit in any of them, which is why looking at one network alone understates their footprint.
• 137,779 of those are in United States, <0.1% of everyone online there.
• Address space is concentrated in United Kingdom (33% of the IPv4 space), across 53 countries in total.

Countries in this space

Country	IPv4 share	IPv6 share
United Kingdom	33%	7%
United States	32%	90%
Netherlands	6%	<0.1%
Ireland	3%	<0.1%
Australia	3%	<0.1%
Japan	2%	<0.1%
Singapore	2%	3%
India	2%	<0.1%
Brazil	1%	<0.1%
South Korea	1%	<0.1%
Everything else (43 more)	15%	0.4%

Organisations holding assignments here

Registered organisations account for 33% of these networks' IPv4 space and 7% of their IPv6 space.

Organisation	IPv4 share	IPv6 share
Microsoft Limited	31%	6%
Microsoft Singapore Pte. Ltd.	1%	0.7%
Microsoft Deutschland MCIO GmbH	0.2%	-
Microsoft (S.A.) (Proprietary) Limited	0.2%	-
Everything else (72 more)	67%	93%

Anonymizer signals

Flagged space covers 97% of these networks' IPv4 space and 99% of their IPv6 space.

Category	IPv4 share	IPv6 share
Datacenter	96%	99%
Open proxy	62%	<0.1%
VPN	0.4%	-
Not covered by any of these	3%	0.4%

One address can carry more than one of these, so the rows add up to more than the space they cover.

All 63 networks run by this operator

ASN	Name	Estimated users
AS8075	Microsoft Corporation	428,191
AS3598	Microsoft Corporation	7,931
AS8070	Microsoft Corporation	846
AS8069	Microsoft Corporation	665
AS5761	Microsoft Corporation	-
AS6182	Microsoft Corporation	-
AS6194	Microsoft Corporation	-
AS6291	Microsoft Corporation	-
AS6584	Microsoft Corporation	-
AS8068	Microsoft Corporation	-
AS8071	Microsoft Corporation	-
AS8072	Microsoft Corporation	-
AS8073	Microsoft Corporation	-
AS8074	Microsoft Corporation	-
AS13399	Microsoft Corporation	-
AS13811	Microsoft Corporation	-
AS14719	Microsoft Corporation	-
AS14783	Microsoft Corporation	-
AS17144	Microsoft Corporation	-
AS17345	Microsoft Corporation	-
AS20046	Microsoft Corporation	-
AS22692	Microsoft Corporation	-
AS23468	Microsoft Corporation	-
AS25796	Microsoft Corporation	-
AS26222	Microsoft Corporation	-
AS30135	Microsoft Corporation	-
AS30520	Microsoft Corporation	-
AS30575	Microsoft Corporation	-
AS31792	Microsoft Corporation	-
AS32476	Microsoft Corporation	-
AS36006	Microsoft Corporation	-
AS40066	Microsoft Corporation	-
AS46182	Microsoft Corporation	-
AS54396	Microsoft Corporation	-
AS63245	Microsoft Corporation	-
AS63314	Microsoft Corporation	-
AS395496	Microsoft Corporation	-
AS395524	Microsoft Corporation	-
AS395851	Microsoft Corporation	-
AS396463	Microsoft Corporation	-
AS397096	Microsoft Corporation	-
AS397466	Microsoft Corporation	-
AS397996	Microsoft Corporation	-
AS398575	Microsoft Corporation	-
AS398656	Microsoft Corporation	-
AS398657	Microsoft Corporation	-
AS398658	Microsoft Corporation	-
AS398659	Microsoft Corporation	-
AS398660	Microsoft Corporation	-
AS398661	Microsoft Corporation	-
AS398961	Microsoft Corporation	-
AS400572	Microsoft Corporation	-
AS400573	Microsoft Corporation	-
AS400574	Microsoft Corporation	-
AS400575	Microsoft Corporation	-
AS400576	Microsoft Corporation	-
AS400577	Microsoft Corporation	-
AS400578	Microsoft Corporation	-
AS400579	Microsoft Corporation	-
AS400580	Microsoft Corporation	-
AS400581	Microsoft Corporation	-
AS400582	Microsoft Corporation	-
AS400884	Microsoft Corporation	-