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Microsoft Azure IP ranges

Also known as Azure

Microsoft Azure IPv4 and IPv6 ranges with range basis, freshness, address counts, and related network information.

Range summary

Unique IPv4 prefixes
1914
Unique IPv6 prefixes
1343
Total IPv4 addresses
81,106,816
Total IPv6 addresses
1.1097 x 10^31

IP prefixes

Showing 100 prefixes per page with all applicable range bases.

CIDR Addresses First address Last address Range basis
13.107.22.0/24 256 13.107.22.0 13.107.22.255 Third-party published, ASN-announced
13.107.37.0/24 256 13.107.37.0 13.107.37.255 Third-party published
13.107.38.0/23 512 13.107.38.0 13.107.39.255 Third-party published
13.107.39.0/24 256 13.107.39.0 13.107.39.255 ASN-announced
13.107.40.0/24 256 13.107.40.0 13.107.40.255 Third-party published, ASN-announced
13.107.42.0/23 512 13.107.42.0 13.107.43.255 Third-party published, ASN-announced
13.107.48.0/22 1,024 13.107.48.0 13.107.51.255 ASN-announced
13.107.48.0/24 256 13.107.48.0 13.107.48.255 Third-party published
13.107.50.0/24 256 13.107.50.0 13.107.50.255 Third-party published
13.107.52.0/24 256 13.107.52.0 13.107.52.255 Third-party published, ASN-announced
13.107.54.0/24 256 13.107.54.0 13.107.54.255 Third-party published, ASN-announced
13.107.56.0/24 256 13.107.56.0 13.107.56.255 Third-party published, ASN-announced
13.107.64.0/18 16,384 13.107.64.0 13.107.127.255 Third-party published
13.107.128.0/19 8,192 13.107.128.0 13.107.159.255 Third-party published
13.107.128.0/23 512 13.107.128.0 13.107.129.255 ASN-announced
13.107.140.0/24 256 13.107.140.0 13.107.140.255 ASN-announced
13.107.197.16/28 16 13.107.197.16 13.107.197.31 Third-party published
13.107.208.0/24 256 13.107.208.0 13.107.208.255 Third-party published
13.107.213.0/24 256 13.107.213.0 13.107.213.255 Third-party published
13.107.219.0/24 256 13.107.219.0 13.107.219.255 Third-party published
13.107.224.0/24 256 13.107.224.0 13.107.224.255 Third-party published
13.107.226.0/23 512 13.107.226.0 13.107.227.255 Third-party published
13.107.228.0/23 512 13.107.228.0 13.107.229.255 Third-party published
13.107.231.0/24 256 13.107.231.0 13.107.231.255 Third-party published
13.107.234.0/23 512 13.107.234.0 13.107.235.255 Third-party published
13.107.237.0/24 256 13.107.237.0 13.107.237.255 Third-party published
13.107.238.0/23 512 13.107.238.0 13.107.239.255 Third-party published
13.107.245.0/24 256 13.107.245.0 13.107.245.255 Third-party published
13.107.246.0/24 256 13.107.246.0 13.107.246.255 Third-party published
13.107.253.0/24 256 13.107.253.0 13.107.253.255 Third-party published
13.107.254.0/23 512 13.107.254.0 13.107.255.255 Third-party published
13.107.254.0/24 256 13.107.254.0 13.107.254.255 ASN-announced
13.117.0.0/16 65,536 13.117.0.0 13.117.255.255 ASN-announced
13.118.0.0/15 131,072 13.118.0.0 13.119.255.255 ASN-announced
13.123.0.0/16 65,536 13.123.0.0 13.123.255.255 ASN-announced
13.240.0.0/14 262,144 13.240.0.0 13.243.255.255 ASN-announced
13.254.0.0/24 256 13.254.0.0 13.254.0.255 ASN-announced
13.254.4.0/24 256 13.254.4.0 13.254.4.255 ASN-announced
20.0.0.0/11 2,097,152 20.0.0.0 20.31.255.255 ASN-announced
20.0.0.0/12 1,048,576 20.0.0.0 20.15.255.255 Third-party published
20.16.0.0/14 262,144 20.16.0.0 20.19.255.255 Third-party published
20.20.32.0/19 8,192 20.20.32.0 20.20.63.255 Third-party published
20.20.64.0/18 16,384 20.20.64.0 20.20.127.255 Third-party published
20.20.128.0/17 32,768 20.20.128.0 20.20.255.255 Third-party published
20.21.0.0/16 65,536 20.21.0.0 20.21.255.255 Third-party published
20.22.0.0/15 131,072 20.22.0.0 20.23.255.255 Third-party published
20.24.0.0/14 262,144 20.24.0.0 20.27.255.255 Third-party published
20.28.0.0/15 131,072 20.28.0.0 20.29.255.255 Third-party published
20.31.0.0/16 65,536 20.31.0.0 20.31.255.255 Third-party published
20.33.0.0/16 65,536 20.33.0.0 20.33.255.255 Third-party published, ASN-announced
20.36.0.0/14 262,144 20.36.0.0 20.39.255.255 Third-party published, ASN-announced
20.40.0.0/13 524,288 20.40.0.0 20.47.255.255 Third-party published, ASN-announced
20.48.0.0/12 1,048,576 20.48.0.0 20.63.255.255 Third-party published, ASN-announced
20.64.0.0/10 4,194,304 20.64.0.0 20.127.255.255 Third-party published, ASN-announced
20.135.0.0/16 65,536 20.135.0.0 20.135.255.255 Third-party published, ASN-announced
20.136.0.0/17 32,768 20.136.0.0 20.136.127.255 ASN-announced
20.136.0.0/22 1,024 20.136.0.0 20.136.3.255 Third-party published
20.136.4.0/23 512 20.136.4.0 20.136.5.255 Third-party published
20.136.7.0/25 128 20.136.7.0 20.136.7.127 Third-party published
20.136.128.0/24 256 20.136.128.0 20.136.128.255 Third-party published
20.136.129.0/25 128 20.136.129.0 20.136.129.127 Third-party published
20.143.0.0/16 65,536 20.143.0.0 20.143.255.255 Third-party published, ASN-announced
20.150.0.0/15 131,072 20.150.0.0 20.151.255.255 Third-party published, ASN-announced
20.152.0.0/15 131,072 20.152.0.0 20.153.255.255 Third-party published, ASN-announced
20.157.0.0/16 65,536 20.157.0.0 20.157.255.255 Third-party published, ASN-announced
20.160.0.0/12 1,048,576 20.160.0.0 20.175.255.255 Third-party published, ASN-announced
20.184.0.0/13 524,288 20.184.0.0 20.191.255.255 Third-party published, ASN-announced
20.192.0.0/10 4,194,304 20.192.0.0 20.255.255.255 Third-party published, ASN-announced
23.96.0.0/14 262,144 23.96.0.0 23.99.255.255 ASN-announced
23.96.0.0/16 65,536 23.96.0.0 23.96.255.255 Third-party published
23.97.48.0/20 4,096 23.97.48.0 23.97.63.255 Third-party published
23.97.64.0/18 16,384 23.97.64.0 23.97.127.255 Third-party published
23.97.128.0/17 32,768 23.97.128.0 23.97.255.255 Third-party published
23.98.32.0/19 8,192 23.98.32.0 23.98.63.255 Third-party published
23.98.64.0/18 16,384 23.98.64.0 23.98.127.255 Third-party published
23.98.128.0/17 32,768 23.98.128.0 23.98.255.255 Third-party published
23.99.0.0/16 65,536 23.99.0.0 23.99.255.255 Third-party published
23.100.0.0/15 131,072 23.100.0.0 23.101.255.255 ASN-announced
23.100.0.0/16 65,536 23.100.0.0 23.100.255.255 Third-party published
23.101.0.0/19 8,192 23.101.0.0 23.101.31.255 Third-party published
23.101.32.0/21 2,048 23.101.32.0 23.101.39.255 Third-party published
23.101.48.0/20 4,096 23.101.48.0 23.101.63.255 Third-party published
23.101.64.0/20 4,096 23.101.64.0 23.101.79.255 Third-party published
23.101.80.0/21 2,048 23.101.80.0 23.101.87.255 Third-party published
23.101.112.0/20 4,096 23.101.112.0 23.101.127.255 Third-party published
23.101.128.0/17 32,768 23.101.128.0 23.101.255.255 Third-party published
23.102.0.0/16 65,536 23.102.0.0 23.102.255.255 Third-party published, ASN-announced
23.103.64.0/18 16,384 23.103.64.0 23.103.127.255 Third-party published, ASN-announced
23.103.128.0/17 32,768 23.103.128.0 23.103.255.255 ASN-announced
23.103.132.0/25 128 23.103.132.0 23.103.132.127 Third-party published
23.103.132.128/26 64 23.103.132.128 23.103.132.191 Third-party published
23.103.132.192/29 8 23.103.132.192 23.103.132.199 Third-party published
23.103.132.208/28 16 23.103.132.208 23.103.132.223 Third-party published
23.103.132.240/28 16 23.103.132.240 23.103.132.255 Third-party published
23.103.133.224/27 32 23.103.133.224 23.103.133.255 Third-party published
23.103.134.0/25 128 23.103.134.0 23.103.134.127 Third-party published
23.103.134.192/26 64 23.103.134.192 23.103.134.255 Third-party published
23.103.135.0/26 64 23.103.135.0 23.103.135.63 Third-party published
23.103.135.128/26 64 23.103.135.128 23.103.135.191 Third-party published
23.103.135.192/27 32 23.103.135.192 23.103.135.223 Third-party published

Range basis and freshness

Provider-published entries are published by the provider. Third-party published entries come from independent publications. ASN-announced entries describe routing and do not prove that every address belongs to a particular product.

Range basis Prefixes Updated
Provider-published 0
Third-party published 2335
ASN-announced 1064