The 522 Server

Remote Address: 10.136.227.87:37474

Host: 522-tunnel.gotestserver.com 
Header: Cf-Ray Value: 99cf59d38ffdd648-IAD 
Header: Connection Value: keep-alive 
Header: X-Forwarded-Proto Value: http 
Header: X-Testing Value: bogusvaluegoehere 
Header: Accept-Language Value: en-US,en;q=0.5 
Header: Cf-Ipcountry Value: US 
Header: Cf-Visitor Value: {"scheme":"http"} 
Header: Cf-Warp-Tag-Id Value: 5463a05e-07fd-4744-b45b-752740e4a0f5 
Header: X-Forwarded-For Value: 18.97.9.175 
Header: User-Agent Value: CCBot/2.0 (https://commoncrawl.org/faq/) 
Header: Accept-Encoding Value: gzip 
Header: Cf-Connecting-Ip Value: 18.97.9.175 
Header: True-Client-Ip Value: 18.97.9.175 
Header: Accept Value: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 
Header: Cdn-Loop Value: cloudflare; loops=1