What source IP range does Teams outgoing webhook use?

재현 이 6 Reputation points
2023-09-04T23:39:46.53+00:00

Hi. @Teams Development

I am using Teams outgoing webhook in my company and need to know which source ip range does Teams webhook use to apply Firewall inbound Rules.

When I log the source IPs, I got those below.

IP1: 52.114.36.183

IP2: 52.114.32.220

IP3: 20.89.149.146

IP4: 20.210.92.155

IP5: 20.205.207.121

I also found this link and could match some IPs are included. (IP1&2: 52.112.0.0/14)

User's image

https://learn.microsoft.com/en-us/microsoft-365/enterprise/urls-and-ip-address-ranges?view=o365-worldwide

But I cannot find which IP ranges includes IP3~5. Could you please let me know what these IP3~5 are and its IP ranges?

Thanks in advance.

Microsoft Teams | Development
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