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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.

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Observed changes in publication 426

Publication 426 · 3398 tags · checked today 01:16 UTC · next 13 Nov 01:16 UTC

Most recent 6 observation dates · retained from 7 Oct 2026 to 11 Nov 2026. Choose any date in that range.

  1. AzureCloud.northcentralusChanged tag · publication 425 → 426

    Addresses+2 IPv4 addressesnone dropped

    1 wider prefix replaces 3 prefixes it still covers.

    Prefixes as published+1−3
    • Added 57.157.67.96/28 replaces57.157.67.96/2957.157.67.104/3057.157.67.108/31· new57.157.67.110/31
  2. AzureCloud.saudiarabiaeastAdded tag · publication 425 → 426

    Addresses+72,900 IPv4 addresses and 16 IPv6 rangesnone dropped

    Prefixes+51
    • Added 13.104.169.0/24
    • Added 13.105.47.0/24
    • Added 13.106.2.0/25
    • Added 135.130.101.0/24
    • Added 135.130.132.0/23
    • Added 135.130.151.0/24

    Full diff · 51 published values

    ID: absent → AzureCloud.saudiarabiaeast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → ; Platform: absent → Azure; Network features: absent → API, NSG

  3. AzureCloud.southcentralusChanged tag · publication 425 → 426

    Addresses+6 IPv4 addresses and 2 IPv6 rangesnone dropped

    Prefixes+4−7
    • Removed 2603:1030:804:b8::/62
    • Removed 2603:1030:804:bc::/63
    • Removed 40.123.165.104/30
    • Removed 40.123.165.112/28
    • Removed 40.123.165.48/30
    • Removed 40.123.165.54/31

    Full diff · 11 published values

  4. AzureCloud.southeastusChanged tag · publication 425 → 426

    Addresses+512 IPv4 addressesnone dropped

    Prefixes as published+1
    • Added 57.163.102.0/23 new
  5. AzureCloud.southeastus3Changed tag · publication 425 → 426

    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
    • Added 57.157.17.96/30 replaces57.157.17.96/31· new57.157.17.98/31
    • Added 2603:1061:1018:a8::/63 replaces2603:1061:1018:a8::/64· new2603:1061:1018:a9::/64
    • Added 57.157.17.100/31 new
    • Added 2603:1061:1018:aa::/64 new
  6. AzureCloud.spaincentralChanged tag · publication 425 → 426

    Addresses+22 IPv4 addresses and 4 IPv6 rangesnone dropped

    Prefixes+6−3
    • Removed 2603:1061:1008:140::/61
    • Removed 2603:1061:1008:148::/63
    • Removed 40.120.146.160/30
    • Added 2603:1061:1008:140::/60
    • Added 2603:1061:1008:150::/62
    • Added 2603:1061:1008:154::/64

    Full diff · 9 published values

  7. AzureCloud.swedencentralChanged tag · publication 425 → 426

    Addresses+2,816 IPv4 addressesnone dropped

    Prefixes+11
    • Added 20.202.245.0/24
    • Added 20.202.252.0/24
    • Added 20.202.254.0/24
    • Added 52.113.105.0/24
    • Added 52.113.130.0/24
    • Added 52.114.101.0/24

    Full diff · 11 published values

  8. AzureCloud.switzerlandnChanged tag · publication 425 → 426

    Addresses+4 IPv4 addressesnone dropped

    1 wider prefix replaces 1 prefix it still covers; 1 prefix is new.

    Prefixes as published+2−1
    • Added 57.157.156.56/30 replaces57.157.156.56/31· new57.157.156.58/31
    • Added 57.157.156.60/31 new
  9. AzureCloud.taiwannorthChanged tag · publication 425 → 426

    Addresses+4 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+2
    • Added 20.20.106.128/30 new
    • Added 2603:1061:1005:bc::/63 new
  10. AzureCloud.westcentralusChanged tag · publication 425 → 426

    Addresses+4 IPv4 addressesnone dropped

    1 wider prefix replaces 1 prefix it still covers.

    Prefixes as published+1−1
    • Added 57.157.82.32/29 replaces57.157.82.32/30· new57.157.82.36/30
  11. AzureCloud.westeuropeChanged tag · publication 425 → 426

    Addresses+256 IPv4 addressesnone dropped

    Prefixes as published+1
    • Added 20.202.253.0/24 new
  12. AzureCloud.westus2Changed tag · publication 425 → 426

    Addresses+154 IPv4 addresses and 1 IPv6 rangenone dropped

    1 wider prefix replaces 1 prefix it still covers; 4 prefixes are new.

    Prefixes as published+5−1
    • Added 57.157.74.128/26 replaces57.157.74.128/29· new57.157.74.136/2957.157.74.144/2857.157.74.160/27
    • Added 40.98.4.64/26 new
    • Added 57.157.74.192/27 new
    • Added 57.157.74.224/31 new
    • Added 2603:1036:90c:f::/64 new
  13. AzureCloud.westus3Changed tag · publication 425 → 426

    Addresses+768 IPv4 addressesnone dropped

    Prefixes as published+2
    • Added 57.163.98.0/23 new
    • Added 145.190.203.0/24 new
  14. AzureCognitiveSearch.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+64 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+2
    • Added 48.197.72.192/26 new
    • Added 2603:1040:1a02::100/121 new

    ID: absent → AzureCognitiveSearch.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureCognitiveSearch; Platform: absent → Azure; Network features: absent →

  15. AzureConnectors.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+64 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+2
    • Added 48.197.84.192/26 new
    • Added 2603:1040:1a02:2::100/122 new

    ID: absent → AzureConnectors.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureConnectors; Platform: absent → Azure; Network features: absent → API, FW, NSG, UDR

  16. AzureContainerRegistry.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+128 IPv4 addresses and 3 IPv6 rangesnone dropped

    Prefixes as published+5
    • Added 48.197.76.192/26 new
    • Added 48.197.88.128/26 new
    • Added 2603:1040:1a02::700/125 new
    • Added 2603:1040:1a02:2::580/121 new
    • Added 2603:1040:1a02:400::8/125 new

    ID: absent → AzureContainerRegistry.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureContainerRegistry; Platform: absent → Azure; Network features: absent → API, FW, NSG, UDR

  17. AzureCosmosDB.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+96 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+3
    • Added 48.197.76.32/27 new
    • Added 48.197.76.64/26 new
    • Added 2603:1040:1a02::5c0/123 new

    ID: absent → AzureCosmosDB.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureCosmosDB; Platform: absent → Azure; Network features: absent → API, FW, NSG, UDR

  18. AzureDataExplorerManagement.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+16 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+2
    • Added 48.197.81.144/28 new
    • Added 2603:1040:1a02:1::440/123 new

    ID: absent → AzureDataExplorerManagement.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureDataExplorerManagement; Platform: absent → Azure; Network features: absent →

  19. AzureDatabricksServerlessAdded tag · publication 425 → 426

    Addresses+79,472 IPv4 addresses and 13 IPv6 rangesnone dropped

    Prefixes+1822
    • Added 104.209.2.128/28
    • Added 104.209.3.112/28
    • Added 104.209.3.144/28
    • Added 104.209.3.80/28
    • Added 104.214.154.0/23
    • Added 104.40.30.112/29

    Full diff · 1822 published values

    ID: absent → AzureDatabricksServerless; Region: absent → ; Region ID: absent → 0; Service: absent → AzureDatabricksServerless; Platform: absent → Azure; Network features: absent → API, FW, NSG, UDR

  20. AzureDigitalTwins.SaudiArabiaEastAdded tag · publication 425 → 426

    Addresses+40 IPv4 addresses and 1 IPv6 rangenone dropped

    Prefixes as published+3
    • Added 48.197.76.152/29 new
    • Added 48.197.78.32/27 new
    • Added 2603:1040:1a02::780/121 new

    ID: absent → AzureDigitalTwins.SaudiArabiaEast; Region: absent → saudiarabiaeast; Region ID: absent → 107; Service: absent → AzureDigitalTwins; Platform: absent → Azure; Network features: absent →

Services

Pick one for its tags, prefixes and lists; sort by any column
ServiceTagsRegionsIPv4IPv6Last change
AzureCloudall of Azure, globally and per region 8279 15,5687,62511 Nov
ActionGroup 7877 31929411 Nov
AgentFabric 10 59593 Nov
ApplicationInsightsAvailability 10 310—
AutonomousDevelopmentPlatform 10 11914—
AzureAD 10 31193—
AzureAdvancedThreatProtection 10 10181—
AzureAPIForFHIR 10 30681—
AzureApiManagement 7877 75621511 Nov
AzureAppConfiguration 10 496241—
AzureAppService 7877 2,17341011 Nov
AzureAppServiceManagement 7877 58443711 Nov
AzureArcInfrastructure 7877 96121311 Nov
AzureAttestation 7877 1,00329011 Nov
AzureAutomation 10 549358—
AzureBackup 7877 77340311 Nov
AzureBotService 7877 24415711 Nov
AzureCognitiveSearch 7877 16716111 Nov
AzureConnectors 7877 1,00520311 Nov
AzureContainerRegistry 7877 1,2091,20711 Nov
AzureCosmosDB 7877 1,21037811 Nov
AzureDatabricks 10 56393—
AzureDatabricksServerless 10 1,8091311 Nov
AzureDataExplorerManagement 7776 36125811 Nov
AzureDataLake 76 370—
AzureDeviceUpdate 10 11164—
AzureDevOps 2928 168126—
AzureDevSpaces 1918 720—
AzureDigitalTwins 7877 57915711 Nov
AzureEventGrid 7877 85315711 Nov
AzureEventHub 7877 75256111 Nov
AzureFrontDoor 20 473129 Oct
AzureIdentity 20 94848629 Oct
AzureInformationProtection 10 8958—
AzureIoTHub 6463 1,011611—
AzureKeyVault 7877 66775111 Nov
AzureLoadTestingInstanceManagement 10 240—
AzureMachineLearning 7877 99161711 Nov
AzureMachineLearningInference 10 51511829 Oct
AzureManagedGrafana 10 220214—
AzureMonitor 7977 4,4742,95511 Nov
AzureMonitorForSAP 10 200—
AzureOpenDatasets 4948 980—
AzurePortal 7877 49520611 Nov
AzureQuantum 10 28243 Nov
AzureResourceManager 7877 42932711 Nov
AzureSecurityCenter 7069 812029 Oct
AzureSentinel 10 4974421 Oct
AzureServiceBus 7877 90949911 Nov
AzureSignalR 6665 25813511 Nov
AzureSiteRecovery 10 448844—
AzureSphereSecureService_Prod 10 400—
AzureSpringCloud 10 18681—
AzureSQL 8077 2,21979711 Nov
AzureStack 10 203—
AzureStorage 8077 2,41518711 Nov
AzureTrafficManager 10 210159—
AzureUpdateDelivery 109 28880—
AzureVideoAnalyzerForMedia 10 18546—
AzureWebPubSub 10 13269—
BatchNodeManagement 7877 74615711 Nov
ChaosStudio 10 1210—
CognitiveServicesFrontend 10 7674—
CognitiveServicesManagement 10 1,274237—
CopilotActions 10 170—
DataFactory 7876 1,5851,08911 Nov
Dynamics365BusinessCentral 10 7743—
Dynamics365ForMarketingEmail 3736 780—
EOPExtPublished 10 1472—
GatewayManager 7877 60815711 Nov
Grafana 10 10—
HDInsight 7877 38120511 Nov
LogicApps 7977 4,18446311 Nov
M365LighthouseProd 10 280—
M365ManagementActivityApi 10 251178—
M365ManagementActivityApiWebhook 10 225150—
Marketplace 10 1210—
MicrosoftAzureFluidRelay 10 3741—
MicrosoftCloudAppSecurity 2726 4,1970—
MicrosoftContainerRegistry 7877 36137511 Nov
MicrosoftDefenderForEndpoint 10 340—
MicrosoftPurviewPolicyDistribution 10 550—
OneDsCollector 10 1366629 Oct
PowerBI 7776 1,67941511 Nov
PowerPlatformInfra 5554 3,0625611 Nov
PowerPlatformPlex 5352 8605511 Nov
PowerQueryOnline 7877 82046811 Nov
SCCservice 5150 14543—
Scuba 10 2373029 Oct
SecurityCopilot 10 370—
SerialConsole 10 20319—
ServiceFabric 7877 54837711 Nov
SqlManagement 10 558312—
StorageMover 10 240—
StorageSyncService 7877 24322111 Nov
SystemServiceAzureSpringAppsResourceProvider 10 320—
TridentKusto 10 9484—
Windows365 10 75403 Nov
WindowsAdminCenter 10 8060—
WindowsVirtualDesktop 6868 11568—
WVDRelays 10 52—
ZeroTrustSegmentation 10 480—

Microsoft source JSON · Service-tag documentation · JSON of this selection

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 18:36 UTC · 273 of 275 readable · 271 fully read · documentation 469/469 current