Azure service tags
Public-cloud IP prefixes by service and region, the exact differences between Microsoft's weekly publications, and lists your firewall can read.
Observed changes in publication 424
Publication 426 · 3398 tags · checked today 01:16 UTC · next 13 Nov 01:16 UTCMost recent 6 observation dates · retained from 7 Oct 2026 to 11 Nov 2026. Choose any date in that range.
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AzureCloud.canadacentralChanged tag · publication 423 → 424
Addresses+296 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+4−143
- Removed
130.107.0.0/22 - Removed
130.107.128.0/17 - Removed
130.107.16.0/20 - Removed
130.107.32.0/19 - Removed
130.107.4.0/23 - Removed
130.107.6.0/24
- Removed
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AzureCloud.canadaeastChanged tag · publication 423 → 424
Addresses+33,312 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+4−132
- Removed
2603:1030:1005:0:1000::/68 - Removed
2603:1030:1005:0:100::/72 - Removed
2603:1030:1005:0:10::/76 - Removed
2603:1030:1005:0:1::/80 - Removed
2603:1030:1005:0:2000::/67 - Removed
2603:1030:1005:0:200::/71
- Removed
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AzureCloud.centralfranceChanged tag · publication 423 → 424
Addresses+1,560 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+9−134
- Removed
2603:1020:805:1000::/52 - Removed
2603:1020:805:100::/56 - Removed
2603:1020:805:10::/60 - Removed
2603:1020:805:1:0:1000::/84 - Removed
2603:1020:805:1:0:100::/88 - Removed
2603:1020:805:1:0:10::/92
- Removed
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AzureCloud.centralindiaChanged tag · publication 423 → 424
Addresses+1,084 IPv4 addresses and 3 IPv6 rangesnone dropped
Prefixes+8−139
- Removed
20.20.86.0/26 - Removed
20.20.86.64/28 - Removed
20.20.86.80/29 - Removed
20.20.86.88/30 - Removed
2603:1040:a06:1000::/52 - Removed
2603:1040:a06:100::/56
- Removed
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AzureCloud.centralusChanged tag · publication 423 → 424
Addresses+33,048 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+5−147
- Removed
2603:1030:10:1000::/52 - Removed
2603:1030:10:100::/56 - Removed
2603:1030:10:10::/64 - Removed
2603:1030:10:11:0:1000::/84 - Removed
2603:1030:10:11:0:100::/88 - Removed
2603:1030:10:11:0:10::/92
- Removed
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AzureCloud.centraluseuapChanged tag · publication 423 → 424
Addresses+4 IPv4 addresses and 1 IPv6 rangenone dropped
Prefixes as published+2
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Added
57.157.45.72/30new -
Added
2603:1030:9:8ba::/63new
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Added
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AzureCloud.chilecChanged tag · publication 423 → 424
Addresses+4 IPv4 addresses and 2 IPv6 rangesnone dropped
2 wider prefixes replace 2 prefixes they still cover; 2 prefixes are new.
Prefixes as published+4−2
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Added
20.20.89.128/30replaces20.20.89.128/31· new20.20.89.130/31 -
Added
2603:1061:1013:b8::/63replaces2603:1061:1013:b8::/64· new2603:1061:1013:b9::/64 -
Added
20.20.89.132/31new -
Added
2603:1061:1013:ba::/64new
-
Added
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AzureCloud.eastasiaChanged tag · publication 423 → 424
Addresses+6 IPv4 addressesnone dropped
Prefixes+2−11
- Removed
20.20.80.0/28 - Removed
20.20.80.16/29 - Removed
20.20.80.208/30 - Removed
20.20.80.212/31 - Removed
20.20.80.24/30 - Removed
20.20.80.30/31
- Removed
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AzureCloud.eastusChanged tag · publication 423 → 424
Addresses+66,584 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+9−147
- Removed
2603:1030:210:1000::/52 - Removed
2603:1030:210:100::/56 - Removed
2603:1030:210:10::/62 - Removed
2603:1030:210:14::/64 - Removed
2603:1030:210:15:0:1000::/84 - Removed
2603:1030:210:15:0:100::/88
- Removed
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AzureCloud.eastus2Changed tag · publication 423 → 424
Addresses+67,368 IPv4 addresses and 7 IPv6 rangesnone dropped
Prefixes+19−138
- Removed
2603:1030:401:b50::/63 - Removed
2603:1030:401:b52::/64 - Removed
2603:1030:40c:1000::/52 - Removed
2603:1030:40c:100::/56 - Removed
2603:1030:40c:10::/63 - Removed
2603:1030:40c:12::/64
- Removed
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AzureCloud.eastus2euapChanged tag · publication 423 → 424
Addresses+40 IPv4 addresses and 4 IPv6 rangesnone dropped
Prefixes+8−156
- Removed
172.173.32.0/20 - Removed
172.173.48.0/22 - Removed
172.173.52.0/23 - Removed
172.173.54.0/25 - Removed
172.173.54.128/28 - Removed
172.173.54.146/31
- Removed
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AzureCloud.eastus3Changed tag · publication 423 → 424
Addresses+8 IPv4 addresses and 3 IPv6 rangesnone dropped
1 wider prefix replaces 3 prefixes it still covers; 2 prefixes are new.
Prefixes as published+3−3
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Added
2603:1061:101a:160::/60replaces2603:1061:101a:160::/612603:1061:101a:168::/622603:1061:101a:16c::/64· new2603:1061:101a:16d::/642603:1061:101a:16e::/63 -
Added
57.157.26.224/29new -
Added
2603:1061:101a:170::/64new
-
Added
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AzureCloud.germanynChanged tag · publication 423 → 424
Addresses+3 IPv6 rangesnone dropped
Prefixes+1−133
- Removed
2603:1020:d04:0:1000::/68 - Removed
2603:1020:d04:0:100::/72 - Removed
2603:1020:d04:0:10::/76 - Removed
2603:1020:d04:0:1::/80 - Removed
2603:1020:d04:0:2000::/67 - Removed
2603:1020:d04:0:200::/71
- Removed
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AzureCloud.germanywcChanged tag · publication 423 → 424
Addresses+32,812 IPv4 addresses and 3 IPv6 rangesnone dropped
Prefixes+7−136
- Removed
2603:1020:c04:1000::/52 - Removed
2603:1020:c04:100::/56 - Removed
2603:1020:c04:10::/60 - Removed
2603:1020:c04:1:0:1000::/84 - Removed
2603:1020:c04:1:0:100::/88 - Removed
2603:1020:c04:1:0:10::/92
- Removed
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AzureCloud.indonesiacentralChanged tag · publication 423 → 424
Addresses+1 IPv6 rangenone dropped
Prefixes+1−74
- Removed
2603:1040:1802:0:1000::/68 - Removed
2603:1040:1802:0:100::/72 - Removed
2603:1040:1802:0:10::/76 - Removed
2603:1040:1802:0:1::/80 - Removed
2603:1040:1802:0:2000::/67 - Removed
2603:1040:1802:0:200::/71
- Removed
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AzureCloud.israelcentralChanged tag · publication 423 → 424
Addresses+6 IPv4 addresses and 5 IPv6 rangesnone dropped
Prefixes+3−134
- Removed
2603:1040:1402:0:1000::/68 - Removed
2603:1040:1402:0:100::/72 - Removed
2603:1040:1402:0:10::/76 - Removed
2603:1040:1402:0:1::/80 - Removed
2603:1040:1402:0:2000::/67 - Removed
2603:1040:1402:0:200::/71
- Removed
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AzureCloud.italynorthChanged tag · publication 423 → 424
Addresses+3 IPv6 rangesnone dropped
Prefixes+1−133
- Removed
2603:1020:1204:0:1000::/68 - Removed
2603:1020:1204:0:100::/72 - Removed
2603:1020:1204:0:10::/76 - Removed
2603:1020:1204:0:1::/80 - Removed
2603:1020:1204:0:2000::/67 - Removed
2603:1020:1204:0:200::/71
- Removed
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AzureCloud.japaneastChanged tag · publication 423 → 424
Addresses+1,556 IPv4 addresses and 3 IPv6 rangesnone dropped
Prefixes+9−133
- Removed
2603:1040:407:1000::/52 - Removed
2603:1040:407:100::/56 - Removed
2603:1040:407:10::/60 - Removed
2603:1040:407:1:0:1000::/84 - Removed
2603:1040:407:1:0:100::/88 - Removed
2603:1040:407:1:0:10::/92
- Removed
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AzureCloud.japanwestChanged tag · publication 423 → 424
Addresses+8 IPv4 addresses and 2 IPv6 rangesnone dropped
Prefixes+2−144
- Removed
2603:1040:606:0:1000::/68 - Removed
2603:1040:606:0:100::/72 - Removed
2603:1040:606:0:10::/76 - Removed
2603:1040:606:0:1::/80 - Removed
2603:1040:606:0:2000::/67 - Removed
2603:1040:606:0:200::/71
- Removed
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AzureCloud.jioindiacentralChanged tag · publication 423 → 424
Addresses+1 IPv6 rangenone dropped
Prefixes+1−74
- Removed
2603:1040:1104:0:1000::/68 - Removed
2603:1040:1104:0:100::/72 - Removed
2603:1040:1104:0:10::/76 - Removed
2603:1040:1104:0:1::/80 - Removed
2603:1040:1104:0:2000::/67 - Removed
2603:1040:1104:0:200::/71
- Removed
Services
Pick one for its tags, prefixes and lists; sort by any columnMicrosoft source JSON · Service-tag documentation · JSON of this selection