Does CloudFlare IP addresses change and if so how often?

I restrict some s3 buckets’ access to ips listed by the following endpoints. But am not sure how often these change since if they do, the existing buckets need their policy updated.

https://www.cloudflare.com/ips-v4
https://www.cloudflare.com/ips-v6

Does anyone know how often (if at all) they change?

Thanks

No fixed intervals there. Occasionally they do change but the last update of www.cloudflare.com/ips was 1.5 years ago.

You could have some script which updates them on your Amazon setup. There are quite a few topics on the forum here, so I’d recommend to use the search too -> https://community.cloudflare.com/search

2 Likes

This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.