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AS46182
AS46182 Microsoft Corporation
VAROLII - Microsoft Corporation · registered in the United States
IPv4 addresses 1,536 3 prefixes · <0.001% of announced IPv4
Rank in United States #7,095 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #26,806 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 3 prefixes, in address order.
74.123.176.0/24 74.123.178.0/24 208.92.176.0/22
Other ASNs named Microsoft Corporation
11 other networks use the same organisation name; together with AS46182 they announce 82,657,024 IPv4 addresses.
ASN Name IPv4 addresses
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US 80,749,056 AS8070 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US 1,073,920 AS3598 MICROSOFT-CORP-AS - Microsoft Corporation US 531,200 AS8069 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US 285,184 AS8068 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US 9,984 AS12076 MICROSOFT - Microsoft Corporation US 2,048 AS54396 NUANCE-MOBILITY - Microsoft Corporation US 2,048 AS17144 NUANCE-NOD - Microsoft Corporation US 1,024 AS63314 MSFT - Microsoft Corporation US 768 AS5761 MICROSOFT-CORP-MSN-AS-SATURN - Microsoft Corporation US 256 AS6584 MICROSOFT-GP-AS - Microsoft Corporation US IPv6 only
Similar-sized networks in United States
ASN Name IPv4 addresses
AS40950 #7092 DEDIBYTE-LLC - DediByte, LLC1,536 AS43755 #7093 NODESDIRECT Nodes Direct Holdings LLC1,536 AS46121 #7094 FTMS-01 - Florida Technology Managed Services, Inc.1,536 AS46202 #7096 MICHAELS-ATT-DS3 - Michaels Stores, Inc.1,536 AS46277 #7097 OHIOHEALTH - OhioHealth Corporation1,536 AS46315 #7098 BLOSSOM-TX - Blossom Telephone Company1,536
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources