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CIDR Range

4.144.0.0/12

1.05M IPs /12 Microsoft Corporation AS8075 ARIN
Addresses
1,048,576
1.05M
First IP
4.144.0.0
Last IP
4.159.255.255
Sub-ranges
50+
within this block

Ranges inside 4.144.0.0/12

CIDRIPsOrganizationASNCountry
4.152.0.0/14 262.1K Microsoft Corporation AS8075 US
4.148.0.0/14 262.1K Microsoft Corporation AS8075 US
4.156.0.0/15 131.1K Microsoft Corporation AS8075 —
4.152.0.0/15 131.1K Microsoft Corporation AS8075 —
4.158.0.0/15 131.1K Microsoft Corporation AS8075 —
4.156.0.0/15 131.1K Microsoft Corporation AS8075 US
4.158.0.0/15 131.1K Microsoft Corporation AS8075 GB
4.146.0.0/16 65.5K Microsoft Corporation AS8075 SG
4.148.0.0/16 65.5K Microsoft Corporation AS8075 —
4.147.0.0/16 65.5K Microsoft Corporation AS8075 —
4.147.0.0/16 65.5K Microsoft Corporation AS8075 AU
4.145.0.0/16 65.5K Microsoft Corporation AS8075 SG
4.154.0.0/16 65.5K Microsoft Corporation AS8075 —
4.145.0.0/16 65.5K Microsoft Corporation AS8075 —
4.146.0.0/16 65.5K Microsoft Corporation AS8075 —
4.144.0.0/17 32.8K Microsoft Corporation AS8075 HK
4.144.0.0/17 32.8K Microsoft Corporation AS8075 —
4.144.128.0/17 32.8K Microsoft Corporation AS8075 SG
4.144.128.0/17 32.8K Microsoft Corporation AS8075 —
4.155.128.0/17 32.8K Microsoft Corporation AS8075 —
4.149.128.0/17 32.8K Microsoft Corporation AS8075 —
4.151.128.0/17 32.8K Microsoft Corporation AS8075 —
4.149.0.0/18 16.4K Microsoft Corporation AS8075 —
4.150.128.0/18 16.4K Microsoft Corporation AS8075 —
4.155.64.0/18 16.4K Microsoft Corporation AS8075 —
4.151.64.0/18 16.4K Microsoft Corporation AS8075 —
4.150.64.0/18 16.4K Microsoft Corporation AS8075 —
4.150.0.0/18 16.4K Microsoft Corporation AS8075 —
4.155.32.0/19 8.2K Microsoft Corporation AS8075 —
4.150.192.0/19 8.2K Microsoft Corporation AS8075 —
4.151.0.0/19 8.2K Microsoft Corporation AS8075 —
4.150.224.0/19 8.2K Microsoft Corporation AS8075 —
4.149.64.0/19 8.2K Microsoft Corporation AS8075 —
4.149.96.0/19 8.2K Microsoft Corporation AS8075 —
4.151.48.0/20 4.1K Microsoft Corporation AS8075 —
4.155.16.0/20 4.1K Microsoft Corporation AS8075 —
4.151.32.0/20 4.1K Microsoft Corporation AS8075 —
4.155.0.0/21 2.0K Microsoft Corporation AS8075 —
4.155.8.0/22 1.0K Microsoft Corporation AS8075 —
4.155.14.0/23 512 Microsoft Corporation AS8075 —
4.155.12.0/24 256 Microsoft Corporation AS8075 —
4.155.13.0/25 128 Microsoft Corporation AS8075 —
4.155.13.128/26 64 Microsoft Corporation AS8075 —
4.155.13.192/27 32 Microsoft Corporation AS8075 —
4.155.13.240/28 16 Microsoft Corporation AS8075 —
4.155.13.232/29 8 Microsoft Corporation AS8075 —
4.155.13.228/30 4 Microsoft Corporation AS8075 —
4.155.13.226/31 2 Microsoft Corporation AS8075 —
4.155.13.225/32 1 Microsoft Corporation AS8075 —
4.155.13.224/32 1 Microsoft Corporation AS8075 —

Sample IP addresses

4.144.0.0 4.144.0.1 4.144.0.2 4.144.0.3 4.144.0.4 4.144.0.5 4.144.0.6 4.144.0.7 4.144.0.8 4.144.0.9 1.05M more…
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