HTTPヘッダ情報チェック
| HTTP/1.1 200 OK | |
| Server | nginx/1.18.0 |
| Date | Sun, 14 Dec 2025 02:27:40 GMT |
| Content-Type | text/html; charset=utf-8 |
| Content-Length | 9857 |
| Connection | keep-alive |
| Set-Cookie | stel_ssid=ead3d65d9392c94297_6869222036875740843; expires=Mon, 15 Dec 2025 02:27:40 GMT; path=/; samesite=None; secure; HttpOnly |
| Pragma | no-cache |
| Cache-control | no-store |
| X-Frame-Options | ALLOW-FROM https://web.telegram.org |
| Content-Security-Policy | frame-ancestors https://web.telegram.org |
| Strict-Transport-Security | max-age=35768000 |