Sign inMonitor a domain
azure · AppService

Microsoft Azure uses 1,298 prefixes for AppService.

Last updated 5 Nov 2026 from Microsoft Azure’s own list (file dated 2026-11-02 (change 425))

Short answer

AppService covers Azure App Service (web apps) endpoints.

IPv4 prefixes1,090
IPv6 prefixes208
Regions in the first 100—
Fetched by peekip5 Nov 2026

Prefixes

PrefixRegion / locationService
102.133.122.160/27—AppService
102.133.154.32/27—AppService
102.133.218.32/28—AppService
102.133.250.160/27—AppService
102.133.26.32/27—AppService
102.133.57.128/27—AppService
102.37.86.128/26—AppService
102.37.86.64/26—AppService
104.208.48.107/32—AppService
104.209.178.67/32—AppService
104.209.192.206/32—AppService
104.209.197.87/32—AppService
104.210.145.181/32—AppService
104.210.147.57/32—AppService
104.210.152.122/32—AppService
104.210.152.76/32—AppService
104.210.153.116/32—AppService
104.210.158.20/32—AppService
104.210.38.149/32—AppService
104.210.69.241/32—AppService
104.210.92.71/32—AppService
104.211.146.96/27—AppService
104.211.160.159/32—AppService
104.211.179.11/32—AppService
104.211.184.197/32—AppService
104.211.224.252/32—AppService
104.211.225.167/32—AppService
104.211.26.212/32—AppService
104.211.81.32/27—AppService
104.211.97.138/32—AppService
104.214.110.226/32—AppService
104.214.110.60/32—AppService
104.214.118.174/32—AppService
104.214.119.36/32—AppService
104.214.137.236/32—AppService
104.214.20.0/23—AppService
104.214.231.110/32—AppService
104.214.236.47/32—AppService
104.214.237.135/32—AppService
104.214.29.203/32—AppService
104.214.64.238/32—AppService
104.214.74.110/32—AppService
104.214.77.221/32—AppService
104.215.11.176/32—AppService
104.215.147.45/32—AppService
104.215.155.1/32—AppService
104.215.58.230/32—AppService
104.215.73.236/32—AppService
104.215.78.13/32—AppService
104.215.89.22/32—AppService
Showing 50 of 1,298 prefixes All prefixes (CSV)

What changed

No prefixes added or removed since we started tracking this list. Changes appear here the day after the provider publishes them.

Allowlist formats

nginx (first 5 prefixes)
allow 102.133.122.160/27;
allow 102.133.154.32/27;
allow 102.133.218.32/28;
allow 102.133.250.160/27;
allow 102.133.26.32/27;
deny all;
iptables (first 5 prefixes)
iptables -A INPUT -s 102.133.122.160/27 -j ACCEPT
iptables -A INPUT -s 102.133.154.32/27 -j ACCEPT
iptables -A INPUT -s 102.133.218.32/28 -j ACCEPT
iptables -A INPUT -s 102.133.250.160/27 -j ACCEPT
iptables -A INPUT -s 102.133.26.32/27 -j ACCEPT

Generate the full list from the CSV, and refresh it on a schedule: providers add and retire prefixes often.

Sources

  1. Microsoft Azure: published IP ranges · checked 5 Nov 2026
  2. Microsoft Azure documentation