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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

Publication 426 · 3398 tags · checked today 03:46 UTC · next 16 Nov 03:46 UTC

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

  1. OneDsCollectorChanged tag · publication 423 → 424

    Addresses+6 IPv4 addressesnone dropped

    Prefixes as published+2
    • Added 20.66.247.50/31 new
    • Added 20.66.247.52/30 new

1 tag

All of them as one list: IPv4 · IPv6 · both

Service OneDsCollector · global · 136 IPv4, 66 IPv6 · tag revision 7 · used by API, NSG · last changed 29 Oct

  • 102.133.127.180/30
  • 102.133.254.208/30
  • 102.37.64.168/29
  • 102.37.72.192/30
  • 104.208.151.0/31
  • 104.208.16.88/29
  • 104.211.81.232/29
  • 104.46.162.224/27
  • 13.67.15.200/29
  • 13.69.109.130/31
  • 13.69.116.104/29
  • 13.69.239.68/31
This tag as a list

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 15 Nov 16:58 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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