cloudflare
tcp/443 tcp/80 tcp/8443
Open service 104.21.71.79:80 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 301 Moved Permanently
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=22,cfOrigin;dur=411
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=YBL4IjIUtmaFOM60aDhteoTWBlrRDG1agfMmoO0%2BLLhtJ3fo4Lpx0%2BGGoqwEEGNkdh9LCrMwBhRxvKv4oAZFVhAbzno%2BTs1WNGuxcVTQGSki89PZvA%3D%3D"}]}
CF-RAY: 9c2c30b1ef41fa6a-SJC
alt-svc: h3=":443"; ma=86400
Open service 172.67.143.246:443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 404 Not Found
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ZV9Jie3CwIfJSf0Vz8MSc3y8cZUUCpF%2BpzYT86ng%2BRwCZqqLpyTaZAQO%2FrTpC9oCu111tBcp%2FdT8WXFGEJpkdnxN8RTWdX4cQBma12NmXLbMO%2BrfOg%3D%3D"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9c2c30af7d7a39da-FRA
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
</body>
</html>
Open service 2606:4700:3030::ac43:8ff6:443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 404 Not Found
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=o3H1%2BNiJy1TyEg%2FIUlc8I7NFVi8Jq2aRiuDz9XektSajgT5q55wqEWEKLjuh8csSBsTTIRB78ZnPC7GOC5wvF3HSlVEL%2FIBXossIwC6q%2Fr3Uyew6PSIyTqaMLRuarwI%3D"}]}
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=9,cfOrigin;dur=343
CF-RAY: 9c2c30b24d1be5d0-EWR
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"59de0332416a4c43ab7715b66f57653b","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>
Open service 2606:4700:3037::6815:474f:80 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 301 Moved Permanently
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=13,cfOrigin;dur=209
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=vQu3%2Bi27XAImHftHy3pqwbnNiS1L9DIy05liomWBLq0V9NngC1RYaVaF3xDipLJsWAaa1kw4ufA%2BM7w4mgCz0yyLS2BA%2FUbJXOLAZtu%2FtQmexgF95Wa5H7T8eIy5k1X2Qw%3D%3D"}]}
CF-RAY: 9c2c30b06fbea06e-YYZ
alt-svc: h3=":443"; ma=86400
Open service 2606:4700:3030::ac43:8ff6:8443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 521 <none> Date: Sat, 24 Jan 2026 02:44:38 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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: 9c2c30aeab17a006-AMS alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 172.67.143.246:8443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 521 <none> Date: Sat, 24 Jan 2026 02:44:38 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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: 9c2c30ae8f72dc7a-FRA alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 104.21.71.79:443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 404 Not Found
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=r%2FqNYLTLNl26FRVmi4ogQvg1Bb5FtHIzoT4%2FvNuiEAzI45ZQhJ9854yK0RAKJ%2FfIph4bfUKtZDfpPUle6SrnnbNsRXyvRBtilD19V57lN4MCTXaegg%3D%3D"}]}
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=17,cfOrigin;dur=318
CF-RAY: 9c2c30b068d839f2-YYZ
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"59de0332416a4c43ab7715b66f57653b","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>
Open service 104.21.71.79:8443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 521 <none> Date: Sat, 24 Jan 2026 02:44:39 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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 Server-Timing: cfEdge;dur=141,cfOrigin;dur=0 X-Frame-Options: SAMEORIGIN Server: cloudflare CF-RAY: 9c2c30af19221a24-YYZ alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 2606:4700:3037::6815:474f:8443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 521 <none> Date: Sat, 24 Jan 2026 02:44:39 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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 Server-Timing: cfEdge;dur=178,cfOrigin;dur=0 X-Frame-Options: SAMEORIGIN Server: cloudflare CF-RAY: 9c2c30af5b2098ce-SJC alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 2606:4700:3030::ac43:8ff6:80 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 301 Moved Permanently
Date: Sat, 24 Jan 2026 02:44:39 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:39 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=22,cfOrigin;dur=414
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=nIERZcfkAtOR3YjhuHR0PHVaQpgQb6Zd%2BnGfpgedsgiV0syDdT6Yv%2FrbZ1ADXQAmO5NIBEiZpdWREv%2FIVMpT0grXEVlGYcohWkFQwrGHCP8iMVPyo0gVpWMiykzGpmDycw%3D%3D"}]}
CF-RAY: 9c2c30b0d9760af4-SIN
alt-svc: h3=":443"; ma=86400
Open service 172.67.143.246:80 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 301 Moved Permanently
Date: Sat, 24 Jan 2026 02:44:38 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:38 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=J7jupkXDRtOvltEmOhKIumWoG7zsSK8a42P3aYrNJWg4pzjobTVrItQ9J6vVOeDamU5v2ZjzyRy9bIXGsmQpxmxsOe0JaSjZmGIevQM%2BMIYhKYmKVg%3D%3D"}]}
CF-RAY: 9c2c30ae9d5c0cf2-FRA
alt-svc: h3=":443"; ma=86400
Open service 2606:4700:3037::6815:474f:443 · nationalgalleryuk.com
2026-01-24 02:44
HTTP/1.1 404 Not Found
Date: Sat, 24 Jan 2026 02:44:38 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Sat, 24 Jan 2026 02:44:38 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=Eeb0UbLz%2FASo3xytsFmm3TAvKT9H6Bqw6G55iOwDVrhMggZWSkI7ygbXKy0Nsx2mDGZKOLL9nq%2FojGp4%2FEIEYC5MWKcMqHL%2BmSyKzS7KwYncedwbp%2BTLfPUdAXGiYqtX7w%3D%3D"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9c2c30aea97e845a-AMS
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
</body>
</html>
Open service 104.21.71.79:443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 404 Not Found
Date: Wed, 21 Jan 2026 18:21:49 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:49 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=AAzVWiONIIoBOWVrzue5qW5wdPdiYWnFvKtpxnPl8yhLRMlMpYXU8%2FzwVH6iO%2BzabxUlACNtjGmoh8XOkN9uBWo%2B3z0%2B8hfYW9w4JMNdmAd7RlvZ1w%3D%3D"}]}
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=12,cfOrigin;dur=341
CF-RAY: 9c18d55d0c456e57-YYZ
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"59de0332416a4c43ab7715b66f57653b","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>
Open service 2606:4700:3037::6815:474f:80 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 18:21:48 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dF6Rk5vrgXwDZZotamODX7RIxszTT0DYAbs0W%2BDJv2omn7e9vwIFfXJG3tLOLUJedrEYDRulZd853ZyCjgLHJXQ%2BXs4bTtVcTnEFux6P1DV9iSWMINBuLDpqaw2EqfBDWw%3D%3D"}]}
CF-RAY: 9c18d55bb9dc4bb6-AMS
alt-svc: h3=":443"; ma=86400
Open service 2606:4700:3030::ac43:8ff6:80 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 18:21:48 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=UBWWYaGbYtoWpmCQbFSkcTOvj2R168M7Nx85NVqaoIqWgz9JgyL9SFVUkEA4MYNNm9N9t3vx5Xp%2BPVaoXYqrKm6hJtMaMfTnzF00%2BDvBNNsuoVxoA6dSscuLyG10fQMmhA%3D%3D"}]}
CF-RAY: 9c18d55ba8fc224e-AMS
alt-svc: h3=":443"; ma=86400
Open service 172.67.143.246:8443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 521 <none> Date: Wed, 21 Jan 2026 18:21:48 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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: 9c18d55acb1739d9-FRA alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 2606:4700:3037::6815:474f:8443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 521 <none> Date: Wed, 21 Jan 2026 18:21:48 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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: 9c18d55ade59d2f2-FRA alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 2606:4700:3030::ac43:8ff6:8443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 521 <none> Date: Wed, 21 Jan 2026 18:21:49 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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 Server-Timing: cfEdge;dur=262,cfOrigin;dur=0 X-Frame-Options: SAMEORIGIN Server: cloudflare CF-RAY: 9c18d55c3ffbc35e-EWR alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 104.21.71.79:80 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 18:21:48 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Location: https://nationalgalleryuk.com/
Vary: Accept-Encoding
Access-Control-Allow-Origin: *
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=SWb2URdJhzSU5WQHOHvqQ0WKtYd%2ByX0yb3AvFP0Y76aqIS%2BXK5Ea9J9pYI4UqIeIoEtnTxDa3nP2lBa7kubFOg4d85VubbZbTIrPCOOQ8OuFQ5suww%3D%3D"}]}
CF-RAY: 9c18d55b3eb9dbf4-FRA
alt-svc: h3=":443"; ma=86400
Open service 172.67.143.246:443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 404 Not Found
Date: Wed, 21 Jan 2026 18:21:48 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=gHXGkn0YHd5FRcfzu5hHnj6n87xB7XtGTy2E1b0TOUjaj8Jv0Ij5I3LO%2FXUz0hB7%2F%2FQ2YvngkwR8HASwihPIWM6uZneak%2B2hwsgAgvfli%2BNwhgyP7Q%3D%3D"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9c18d55b2a571976-FRA
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
</body>
</html>
Open service 2606:4700:3030::ac43:8ff6:443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 404 Not Found
Date: Wed, 21 Jan 2026 18:21:49 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=PECl%2BfplGvMpAK6kT2O37Jcigofhg6pXpyy5xAHgxFKOfxEr9kQtau3fycESP%2BtFwXAo%2B7mkOoxz6095S8xRjENVw%2Burf7Ss6TVmBwN0fGAwzRustM08HoOET443JVxhwQ%3D%3D"}]}
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=13,cfOrigin;dur=216
CF-RAY: 9c18d55c3db0ac9c-YYZ
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"59de0332416a4c43ab7715b66f57653b","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>
Open service 104.21.71.79:8443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 521 <none> Date: Wed, 21 Jan 2026 18:21:48 GMT Content-Type: text/plain; charset=UTF-8 Content-Length: 15 Connection: close 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: 9c18d559f971e690-AMS alt-svc: h3=":8443"; ma=86400 error code: 521
Open service 2606:4700:3037::6815:474f:443 · nationalgalleryuk.com
2026-01-21 18:21
HTTP/1.1 404 Not Found
Date: Wed, 21 Jan 2026 18:21:48 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cache-Control: no-cache, no-store, must-revalidate
Expires: Wed, 21 Jan 2026 18:21:48 GMT
Vary: Accept-Encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=5Q3sKT19DxTtD2G1qeuAva4Vnx4xozMJpb1a85ZRODnHHgpFyXeQ0E9IX%2Fjr4r4GGymm6urLavfp9ItqjTL7zOB7QcvQDIdV%2F9y6%2B9rEEYrcvzpQnRVhbX%2Fzl1ldT0u9sA%3D%3D"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9c18d55adbfc774b-AMS
alt-svc: h3=":443"; ma=86400
Page title: 404 Not Found
<html>
<head><title>404 Not Found</title></head>
<body>
<center><h1>404 Not Found</h1></center>
<hr>
<center>nginx/1.24.0</center>
</body>
</html>