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.
RSS
Observed changes
Publication 421 · 3321 tags · checked 08:42 UTC · next 10 Oct 08:42 UTCNo observed change matches this selection. A baseline alone does not establish a change.
Service ActionGroup · usstagec · 1 IPv4, 1 IPv6 · tag revision 1
23.100.222.168/302603:1030:302:1::90/126
Microsoft source JSON · Service-tag documentation · JSON of this selection