Sep 28, 2023: 2405:b500::/32 added to ips-v6 May 9, 2022: 2405:b500::/32 removed from ips-v6 Apr 8, 2021: 104.16.0.0/12 removed from ips-v4 104.16.0.0/13 added to ips-v4 104.24.0.0/14 added to ips-v4 Oct 1, 2020: IPS were confirmed, no changes Jun 7, 2017: 199.27.128.0/21 removed from ips-v4
![IP Ranges](https://cdn-ak-scissors.b.st-hatena.com/image/square/b5cb33e5aa4e9b1c6ded9298b9cce3d4ab8834e4/height=288;version=1;width=512/https%3A%2F%2Fcf-assets.www.cloudflare.com%2Fslt3lc6tev37%2F53qCYhQbir5WtIU0VDWESo%2F954a48bfb17f429acf469e5f14345d83%2Funnamed-3.png)