Microsoft Corporation

IPv4 IPv6
Country United States United States
Assigned AS AS3598, AS5761, AS6182, AS6194, AS6291, AS6584, AS8069, AS8070, AS8071, AS8072, AS8073, AS8074, AS8075, AS12076, AS13399, AS13811, AS14719, AS14783, AS17144, AS17345, AS20046, AS22692, AS23468, AS25796, AS26222, AS30135, AS30520, AS30575, AS31792, AS32476, AS35106, AS36006, AS40066, AS46182, AS54396, AS63245, AS63314, AS395496, AS395524, AS395851, AS396463, AS397096, AS397466, AS397996, AS398575, AS398656, AS398657, AS398658, AS398659, AS398660, AS398661, AS398961, AS400572, AS400573, AS400574, AS400575, AS400576, AS400577, AS400578, AS400579, AS400580, AS400581, AS400582, AS400884
Updated 02 September 2026

We found 1,319 IPv4 networks operated by this organization. Showing 23 networks in Ireland.
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Ireland Microsoft Corporation
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Network: MSFT
CIDR: 4.208.0.0/12
IP Range: 4.208.0.0 - 4.223.255.255
Block size: 1,048,576
Ireland Microsoft Corporation
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Network: MSFT
CIDR: 74.234.0.0/15
IP Range: 74.234.0.0 - 74.235.255.255
Block size: 131,072
Ireland ASM ADSL Eeua
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Network: BLS-68-219-0-0-1003020945
CIDR: 68.219.0.0/16
IP Range: 68.219.0.0 - 68.219.255.255
Block size: 65,536
Ireland ASM ADSL Eeua
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Network: BLS-72-145-64-0-1003020946
CIDR: 72.145.64.0/18
IP Range: 72.145.64.0 - 72.145.127.255
Block size: 16,384
Ireland LFT ADSL Eeua
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Network: BLS-74-234-64-0-1003020948
CIDR: 74.234.64.0/18
IP Range: 74.234.64.0 - 74.234.127.255
Block size: 16,384
Ireland BHM ADSL CBB
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Network: BLS-98-71-64-0-1003020950
CIDR: 98.71.64.0/18
IP Range: 98.71.64.0 - 98.71.127.255
Block size: 16,384
Ireland AGS ADSL Eeua
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Network: BLS-70-152-160-0-1003020945
CIDR: 70.152.160.0/19
IP Range: 70.152.160.0 - 70.152.191.255
Block size: 8,192
Ireland MIA ADSL PPP
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Network: BLS-72-145-0-0
CIDR: 72.145.0.0/19
IP Range: 72.145.0.0 - 72.145.31.255
Block size: 8,192
Ireland MIA ADSL PPP
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Network: BLS-72-145-32-0
CIDR: 72.145.32.0/19
IP Range: 72.145.32.0 - 72.145.63.255
Block size: 8,192
Ireland CHS ADSL CBB
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Network: BLS-74-178-0-0-1003020948
CIDR: 74.178.0.0/19
IP Range: 74.178.0.0 - 74.178.31.255
Block size: 8,192
Ireland GNV ADSL CBB
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Network: BLS-74-178-32-0-1003020948
CIDR: 74.178.32.0/19
IP Range: 74.178.32.0 - 74.178.63.255
Block size: 8,192
Ireland LFT ADSL CBB
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Network: BLS-74-178-96-0-1003020948
CIDR: 74.178.96.0/19
IP Range: 74.178.96.0 - 74.178.127.255
Block size: 8,192
Ireland CAE ADSL CBB
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Network: BLS-98-71-0-0-1003020950
CIDR: 98.71.0.0/19
IP Range: 98.71.0.0 - 98.71.31.255
Block size: 8,192
Ireland PNS ADSL CBB
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Network: BLS-98-71-32-0-1003020950
CIDR: 98.71.32.0/19
IP Range: 98.71.32.0 - 98.71.63.255
Block size: 8,192
Ireland Microsoft Corporation
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Network: MICROSOFT
CIDR: 209.240.192.0/19
IP Range: 209.240.192.0 - 209.240.223.255
Block size: 8,192
Ireland Microsoft Limited
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Network: UK-MICROSOFT
CIDR: 94.245.112.0/20
IP Range: 94.245.112.0 - 94.245.127.255
Block size: 4,096
Ireland Microsoft Limited
Microsoft EMEA Data Center Distribution of Microsoft content
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Network: MSFT-IDC
CIDR: 213.199.144.0/20
IP Range: 213.199.144.0 - 213.199.159.255
Block size: 4,096
Ireland Microsoft Limited
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Network: UK-MICROSOFT
CIDR: 94.245.104.0/21
IP Range: 94.245.104.0 - 94.245.111.255
Block size: 2,048
Ireland Microsoft Limited
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Network: UK-MICROSOFT
CIDR: 94.245.100.0/22
IP Range: 94.245.100.0 - 94.245.103.255
Block size: 1,024
Ireland Microsoft Limited
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Network: IE-EUN-MICROSOFT-MIC0001
CIDR: N/A
IP Range: 84.207.208.192 - 84.207.208.200
Block size: 9
Ireland Microsoft
1 Microsoft Way Redmond, WA
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Network: IE-EUN-MICROSOFT-01072015
CIDR: 84.207.208.32/29
IP Range: 84.207.208.32 - 84.207.208.39
Block size: 8
Ireland Microsoft Limited
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Network: IE-EUN-MICROSOFT-17012017
CIDR: 84.207.208.176/29
IP Range: 84.207.208.176 - 84.207.208.183
Block size: 8
Ireland Microsoft
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Network: TCMICROSOFT
CIDR: 87.252.218.88/30
IP Range: 87.252.218.88 - 87.252.218.91
Block size: 4
1119 more networks >>

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