Azure southeastus5 IP ranges

Microsoft Azure region

The Microsoft Azure region southeastus5 uses 100 IPv4 and 68 IPv6 blocks, covering about 71,672 unique IPv4 addresses. It is one of 78 Azure regions with published address ranges.

IPv4 blocks
100
IPv6 blocks
68
Unique IPv4 addresses
71,672

Range data updated 2026-11-07

southeastus5 address prefixes

Using these ranges

Region prefix lists are used to allowlist traffic from workloads in southeastus5, to route or geofence by cloud region, and to recognise Azure infrastructure in logs. Prefixes move between regions and services over time, so refresh any allowlist regularly rather than hard-coding it. An address inside these ranges tells you which network hosts it, not who is renting it; check each address's profile for risk evidence.

Azure ranges are shared between customer workloads and Microsoft-operated services. An address in a regional compute range is usually a customer virtual machine; Microsoft's own crawlers and mail systems have separate, verifiable identities.

Other Azure regions

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