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bot hit - server response time and overall page loadtime increase - aws, ec2, google analytic, cloudflare, ms sql cpu usage 100%

 Dear All, I've recently facing website page load time and server response time issue,  troubleshooting -  1. IIS log via - http log browser (tool to identify the bot hit) 2. disallow in robots.txt 3. article found and feature enabled in Cloudflare   Bot Fight Mode Challenge requests matching patterns of known bots before they can access your site. Requests matching Cloudflare-identified, non-legitimate automated traffic patterns will be challenged and/or blocked by Cloudflare. And, JavaScript Detections Use lightweight, invisible JavaScript detections to improve Bot Management products. 4. AWS EC2  Add new security group for Cloudflare ips list Ref:  https://dev.to/johnmccuk/automate-aws-security-group-with-cloudflare-ips-la6 And referred follow articles: https://www.imperva.com/products/advanced-bot-protection-management/ https://blog.apnic.net/2019/11/15/how-to-hide-aws-ec2-instances-from-network-scanning-bots-using-ipv6/ https://pawelurbanek.com/ec...
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IPv4 header to requests when a client is using IPv6

  What is Pseudo IPv4? As a stopgap to accelerate the adoption of IPv6, Cloudflare offers Pseudo IPv4 which supports IPv6 addresses in legacy applications expecting IPv4 addresses. The goal is to provide a nearly unique IPv4 address for each IPv6 address, using Class E IPv4 address space, which is designated as experimental and would not normally see traffic. To learn more see  here . Options Add header:  Add additional Cf-Pseudo-IPv4 header only Overwrite headers:  Overwrite the existing Cf-Connecting-IP and X-Forwarded-For headers with a pseudo IPv4 address Cloudflare
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