Cloudflare - аналоги в РФ

https://cloud.vk.com/cdn/  0,60 ₽/Гб
https://ddos-guard.net/
https://cdnnow.ru/

Аналоги в других старанах

https://www.fastly.com/
Imperva https://www.imperva.com/
https://sucuri.net/website-security-platform/signup/#firewall  -  https://www.youtube.com/watch?v=BkYv9iBKV8c
https://botguard.net/ru/pricing

AWS WAF, AWS Shield, Google Cloud Armor, Fastly DDoS Protection, Oracle Dyn DDoS Protection, Tencent Anti-DDoS Advanced Azure, Akamai App & API Protector, Radware DefensePro, F5 Distributed Cloud DDoS Mitigation, A10 Defend DDoS Protection, Alibaba Cloud WAF, Gcore DDoS Protection, AT&T DDoS Defense, Bell Network DDoS Security, Vercara UltraDDoS Protect, Allot Smart NetProtect

https://searchengines.guru/ru/forum/1127662