# CircleCi Source IP

**URL:** <https://discuss.circleci.com/t/circleci-source-ip/1202>\
**Category:** Build Environment\
**Tags:** networking\
**Created:** [December 18, 2015, 6:21am UTC](https://discuss.circleci.com/t/circleci-source-ip/1202 "2015-12-18T06:21:02Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![levlaz](https://sea2.discourse-cdn.com/circleci/user_avatar/discuss.circleci.com/levlaz/32/36978_2.png) [@levlaz](https://discuss.circleci.com/u/levlaz)\
**Post date:** [December 22, 2015, 8:22am UTC](https://discuss.circleci.com/t/circleci-source-ip/1202/2 "2015-12-22T08:22:18Z")

</div>

Hi!

We deploy machines in US-East and US-West on AWS. There is no single IP address and there is no great way to predict where your builds will run. This means that you will need to whitelist the [entire ranges](http://docs.aws.amazon.com/general/latest/gr/aws-ip-ranges.html) for US-East and US-West.

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_[View the full topic](https://discuss.circleci.com/t/circleci-source-ip/1202)._