HTTP/2 301 access-control-allow-headers: Accept, Authorization, Content-Type, Origin, X-Requested-With access-control-allow-methods: GET, POST, HEAD, OPTIONS access-control-allow-origin: * access-control-expose-headers: Content-Length, Content-Range, X-Total-Count access-control-max-age: 86400 age: 541662 cache-control: max-age=3600, public content-encoding: gzip content-type: text/html; charset=UTF-8 date: Tue, 23 Dec 2025 17:16:01 GMT etag: "7029066c27ac6f5ef18d660d5741979a" expires: Tue, 23 Dec 2025 18:16:01 GMT last-modified: Tue, 23 Dec 2025 17:16:01 GMT location: https://opencitations.net/feedback-page/ pragma: public server: Apache/2.4.10 (Win32) vary: Accept-Encoding x-cache: HIT x-redirect-by: WordPress x-varnish: 497451458 130647565 content-length: 20 HTTP/2 200 accept-ranges: bytes access-control-allow-headers: Accept, Authorization, Content-Type, Origin, X-Requested-With access-control-allow-methods: GET, POST, HEAD, OPTIONS access-control-allow-origin: * access-control-expose-headers: Content-Length, Content-Range, X-Total-Count access-control-max-age: 86400 age: 3128 cache-control: max-age=3600 content-type: text/html; charset=UTF-8 date: Mon, 29 Dec 2025 22:51:34 GMT expires: Mon, 29 Dec 2025 23:51:34 GMT server: Apache/2.4.10 (Win32) x-cache: HIT x-varnish: 497451460 495433377 content-length: 0