HTTPヘッダ情報チェック
| HTTP/1.1 200 OK | |
| Date | Sat, 21 Feb 2026 15:42:47 GMT |
| Server | Apache |
| Expires | Thu, 19 Nov 1981 08:52:00 GMT |
| Cache-Control | no-store, no-cache, must-revalidate |
| Pragma | no-cache |
| Set-Cookie | ChTOnLine=734f60f03c968b91e10544e260a043bb; path=/ |
| Upgrade | h2,h2c |
| Connection | Upgrade |
| Transfer-Encoding | chunked |
| Content-Type | text/html; charset=UTF-8 |