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Microsoft Cognitive Services Frontend IP ranges

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

Range summary

Unique IPv4 prefixes
76
Unique IPv6 prefixes
74
Total IPv4 addresses
1,186
Total IPv6 addresses
9,472

IP prefixes

Showing 100 prefixes per page with all applicable range bases.

CIDR Addresses First address Last address Range basis
4.171.26.80/28 16 4.171.26.80 4.171.26.95 Provider-published
4.187.64.96/28 16 4.187.64.96 4.187.64.111 Provider-published
4.232.40.128/28 16 4.232.40.128 4.232.40.143 Provider-published
9.160.56.192/28 16 9.160.56.192 9.160.56.207 Provider-published
9.205.48.192/28 16 9.205.48.192 9.205.48.207 Provider-published
20.17.59.112/28 16 20.17.59.112 20.17.59.127 Provider-published
20.17.127.80/28 16 20.17.127.80 20.17.127.95 Provider-published
20.45.94.112/28 16 20.45.94.112 20.45.94.127 Provider-published
20.45.242.160/28 16 20.45.242.160 20.45.242.175 Provider-published
20.47.233.144/28 16 20.47.233.144 20.47.233.159 Provider-published
20.48.202.128/28 16 20.48.202.128 20.48.202.143 Provider-published
20.51.6.0/28 16 20.51.6.0 20.51.6.15 Provider-published
20.52.95.32/28 16 20.52.95.32 20.52.95.47 Provider-published
20.58.71.240/28 16 20.58.71.240 20.58.71.255 Provider-published
20.59.79.224/28 16 20.59.79.224 20.59.79.239 Provider-published
20.69.5.144/28 16 20.69.5.144 20.69.5.159 Provider-published
20.70.222.80/28 16 20.70.222.80 20.70.222.95 Provider-published
20.83.222.64/28 16 20.83.222.64 20.83.222.79 Provider-published
20.87.80.48/28 16 20.87.80.48 20.87.80.63 Provider-published
20.88.157.144/28 16 20.88.157.144 20.88.157.159 Provider-published
20.89.12.160/28 16 20.89.12.160 20.89.12.175 Provider-published
20.90.132.112/28 16 20.90.132.112 20.90.132.127 Provider-published
20.92.4.176/28 16 20.92.4.176 20.92.4.191 Provider-published
20.97.34.240/28 16 20.97.34.240 20.97.34.255 Provider-published
20.98.146.48/28 16 20.98.146.48 20.98.146.63 Provider-published
20.98.193.240/28 16 20.98.193.240 20.98.193.255 Provider-published
20.100.2.16/28 16 20.100.2.16 20.100.2.31 Provider-published
20.105.208.224/28 16 20.105.208.224 20.105.208.239 Provider-published
20.111.0.224/28 16 20.111.0.224 20.111.0.239 Provider-published
20.111.78.32/28 16 20.111.78.32 20.111.78.47 Provider-published
20.150.130.224/28 16 20.150.130.224 20.150.130.239 Provider-published
20.167.131.96/28 16 20.167.131.96 20.167.131.111 Provider-published
20.189.194.80/28 16 20.189.194.80 20.189.194.95 Provider-published
20.192.153.128/28 16 20.192.153.128 20.192.153.143 Provider-published
20.195.85.144/28 16 20.195.85.144 20.195.85.159 Provider-published
20.200.196.80/28 16 20.200.196.80 20.200.196.95 Provider-published
20.204.192.16/28 16 20.204.192.16 20.204.192.31 Provider-published
20.205.69.48/28 16 20.205.69.48 20.205.69.63 Provider-published
20.207.1.48/28 16 20.207.1.48 20.207.1.63 Provider-published
20.208.5.16/28 16 20.208.5.16 20.208.5.31 Provider-published
20.213.227.224/28 16 20.213.227.224 20.213.227.239 Provider-published
20.215.13.32/28 16 20.215.13.32 20.215.13.47 Provider-published
20.217.53.32/28 16 20.217.53.32 20.217.53.47 Provider-published
23.101.195.26/32 1 23.101.195.26 23.101.195.26 Provider-published
40.64.9.176/28 16 40.64.9.176 40.64.9.191 Provider-published
40.120.87.224/28 16 40.120.87.224 40.120.87.239 Provider-published
48.196.100.176/28 16 48.196.100.176 48.196.100.191 Provider-published
48.197.92.160/28 16 48.197.92.160 48.197.92.175 Provider-published
48.198.102.48/28 16 48.198.102.48 48.198.102.63 Provider-published
48.216.34.16/28 16 48.216.34.16 48.216.34.31 Provider-published
48.219.208.192/28 16 48.219.208.192 48.219.208.207 Provider-published
51.4.136.192/28 16 51.4.136.192 51.4.136.207 Provider-published
51.13.143.32/28 16 51.13.143.32 51.13.143.47 Provider-published
51.53.42.32/28 16 51.53.42.32 51.53.42.47 Provider-published
51.53.182.16/28 16 51.53.182.16 51.53.182.31 Provider-published
51.107.255.160/28 16 51.107.255.160 51.107.255.175 Provider-published
51.116.75.112/28 16 51.116.75.112 51.116.75.127 Provider-published
52.139.111.144/28 16 52.139.111.144 52.139.111.159 Provider-published
52.146.64.131/32 1 52.146.64.131 52.146.64.131 Provider-published
52.146.139.240/28 16 52.146.139.240 52.146.139.255 Provider-published
52.147.119.48/28 16 52.147.119.48 52.147.119.63 Provider-published
57.151.223.48/28 16 57.151.223.48 57.151.223.63 Provider-published
68.210.175.128/28 16 68.210.175.128 68.210.175.143 Provider-published
68.211.15.112/28 16 68.211.15.112 68.211.15.127 Provider-published
68.221.40.144/28 16 68.221.40.144 68.221.40.159 Provider-published
70.153.167.48/28 16 70.153.167.48 70.153.167.63 Provider-published
74.7.57.32/28 16 74.7.57.32 74.7.57.47 Provider-published
74.7.193.32/28 16 74.7.193.32 74.7.193.47 Provider-published
102.37.85.240/28 16 102.37.85.240 102.37.85.255 Provider-published
134.138.83.96/28 16 134.138.83.96 134.138.83.111 Provider-published
158.23.112.144/28 16 158.23.112.144 158.23.112.159 Provider-published
172.129.95.240/28 16 172.129.95.240 172.129.95.255 Provider-published
172.194.84.80/28 16 172.194.84.80 172.194.84.95 Provider-published
172.198.99.16/28 16 172.198.99.16 172.198.99.31 Provider-published
172.204.167.96/28 16 172.204.167.96 172.204.167.111 Provider-published
191.238.78.0/28 16 191.238.78.0 191.238.78.15 Provider-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 150