> For the complete documentation index, see [llms.txt](https://docs.onomondo.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.onomondo.com/ip-ranges.md).

# IP Ranges

All requests from Onomondo SIMs will come from the subnets listed below, likewise Webhooks will come from the subnets listed under "Webhook Subnets".

If you use a firewall, you will need to allow these:

**SIM Subnets**

* `158.177.93.16/28`
* `185.228.69.0/24`
* `185.228.70.0/24`
* `3.69.121.60/32`
* `3.69.192.150/32`
* `3.64.84.111/32`
* `3.73.220.0/32`
* `3.69.113.129/32`
* `18.194.252.193/32`

**Webhook Subnets**

* `3.65.45.209/32`
* `35.158.167.193/32`
* `52.58.186.11/32`