HTTP/1.1 521 <none>
Date: Sat, 10 Jan 2026 15:44:35 GMT
Content-Length: 0
Connection: close
Server: cloudflare
Cache-Control: private, no-store
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
set-cookie: cf_use_ob=443; Expires=Sat, 10 Jan 2026 15:45:05 GMT
set-cookie: cf_ob_info=521:9bbd4bee98e6f5a6:FRA; Expires=Sat, 10 Jan 2026 15:45:05 GMT
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=POclUiaMksWCAKq4SpvrqrkQY8Pq7hKaIABylKEJMVCav7F1UmDEr7OMijIg8MwfPqXm07dCbJE5SGbiXtG7FrmvgGtA86M9XCGxLdE6hzY%3D"}]}
CF-RAY: 9bbd4bee98e6f5a6-FRA
alt-svc: h3=":443"; ma=86400

HTTP/1.1 301 Moved Permanently
Date: Sat, 10 Jan 2026 10:45:53 GMT
Content-Length: 0
Connection: close
Location: https://testingboxes.com/
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=yQKNL8rd22wC14RStsRb1crPHfcNxiVIZLledgLPkat%2BMqN71kQ7LFcxrygEziMRMg0%2BdjDoeRCiIJfQRgFsT29zudU7wYn69F99MmoY"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9bbb965fab48edf8-LHR
alt-svc: h3=":443"; ma=86400

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:49 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
set-cookie: cf_use_ob=0; Expires=Mon, 22 Dec 2025 16:29:19 GMT
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b20fe960bd87a99-EWR
alt-svc: h3=":443"; ma=86400


error code: 521

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:49 GMT
Content-Length: 0
Connection: close
Server: cloudflare
Cache-Control: private, no-store
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
set-cookie: cf_use_ob=8443; Expires=Mon, 22 Dec 2025 16:29:19 GMT
set-cookie: cf_ob_info=521:9b20fe97aa674d95:FRA; Expires=Mon, 22 Dec 2025 16:29:19 GMT
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=tlYMZZNEOIwPeA4tIVtpnHv80SJQ6lRF%2B%2BxjPS3rsc4tPoqplkDd5cnQo%2BlW0z24E45RyhJqCT6W2%2BOoEPokJ8zzDw2AmfhCi0Kb5tdA0gfFJP7FC9gtccBo4FE%3D"}]}
CF-RAY: 9b20fe97aa674d95-FRA
alt-svc: h3=":8443"; ma=86400

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:49 GMT
Content-Length: 0
Connection: close
Server: cloudflare
Cache-Control: private, no-store
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
set-cookie: cf_use_ob=443; Expires=Mon, 22 Dec 2025 16:29:19 GMT
set-cookie: cf_ob_info=521:9b20fe962f35f5cf:AMS; Expires=Mon, 22 Dec 2025 16:29:19 GMT
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ABUlEJmOTJAE7CrM1TLTqpBLtnDqSiZhSrGXrAz4suA6Lgo0AIfJoXoQER4BtYojyVJMVjxVjhAgG62npHUonL6B2BGC9cYSg%2Bc%2Be9S%2F5qFDu1t2dBV6WKQ%2F"}]}
CF-RAY: 9b20fe962f35f5cf-AMS
alt-svc: h3=":443"; ma=86400

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
set-cookie: cf_use_ob=0; Expires=Mon, 22 Dec 2025 16:29:18 GMT
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b20fe957dbec8b1-YYZ
alt-svc: h3=":8443"; ma=86400


error code: 521

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Length: 0
Connection: close
Server: cloudflare
Cache-Control: private, no-store
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
set-cookie: cf_use_ob=443; Expires=Mon, 22 Dec 2025 16:29:18 GMT
set-cookie: cf_ob_info=521:9b20fe95888f37a1:YYZ; Expires=Mon, 22 Dec 2025 16:29:18 GMT
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=tWQv8kfAsxTBhRJZWth%2BJ61bgq29fE5idP0gYHauKZspMKCdY3Spcw1CXVsGd47gjKn66LCFYMX22j3oTG%2FTGDEJe6Ws2rBjijyo%2BEnBlmfsxoLrO%2FDQGi15low%3D"}]}
CF-RAY: 9b20fe95888f37a1-YYZ
alt-svc: h3=":443"; ma=86400

HTTP/1.1 301 Moved Permanently
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Length: 0
Connection: close
Location: https://testingboxes.com/
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=gybq5y4SY6UAGIOJJ4H78KCwp8nyTyImGEGVZm7afQRKP9eb9nJnuzqBnuUcPZZumaLqBdHRcDE9tRZ4iRVZeSIqDBsFkKUwdxWoInshd9lVERpkFlc6QWyIU74%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9b20fe951fa99cdd-EWR
alt-svc: h3=":443"; ma=86400

HTTP/1.1 301 Moved Permanently
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Length: 0
Connection: close
Location: https://testingboxes.com/
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=2Ag73kbIdjFr4bnqo64dTcCcgD7BlOZUeVMCSwWMMqN97hLx9rGuDjSgvPId35vjRQatUGAeVbBOyheCc7F7VFvpCEVYefXtKq%2Fiq%2B%2BJiYWckJ9y%2F7tsrOIiuZs%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9b20fe94ded9ddff-SJC
alt-svc: h3=":443"; ma=86400

HTTP/1.1 521 <none>
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Length: 0
Connection: close
Server: cloudflare
Cache-Control: private, no-store
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
set-cookie: cf_use_ob=8443; Expires=Mon, 22 Dec 2025 16:29:18 GMT
set-cookie: cf_ob_info=521:9b20fe950b0c49aa:EWR; Expires=Mon, 22 Dec 2025 16:29:18 GMT
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=NSy3HPiDYILf0taxl8rc2Zyi1g3q0sehM%2FSFqjuPgn2X7ikk5sqfeUdrc1zhdgj%2FS2%2F0hyfFgU1sAx9xyFOxdrwScpPTm38Uj4TjY0M7QdE%3D"}]}
CF-RAY: 9b20fe950b0c49aa-EWR
alt-svc: h3=":8443"; ma=86400

HTTP/1.1 301 Moved Permanently
Date: Mon, 22 Dec 2025 16:28:48 GMT
Content-Length: 0
Connection: close
Location: https://testingboxes.com/
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=eUQOHcu0dYQal6C%2FToneCBBxwv32lxtJ%2BrvayGn%2FUx05WoGMushgZfH0qsubU9U%2BcBnytZb%2BcqiqAlvddydqV%2BnNJkKlRv2f4J2nhbptLMg%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9b20fe945a2875b1-EWR
alt-svc: h3=":443"; ma=86400