CF's announcements are quite fragmented/deaggregated due to traffic engineering. Here's a much shorter list of the actual IP blocks: https://www.cloudflare.com/

CF's announcements are quite fragmented/deaggregated due to traffic engineering. Here's a much shorter list of the actual IP blocks: https://www.cloudflare.com/ips/ https://www.cloudflare.com/ips/