HTTPヘッダ情報チェック
| HTTP/1.1 301 Moved Permanently | |
| Connection | Keep-Alive |
| Keep-Alive | timeout=5, max=100 |
| content-type | text/html |
| content-length | 707 |
| date | Tue, 28 Mar 2023 22:22:34 GMT |
| server | LiteSpeed |
| location | https://xl-balloner.dk/ |
| x-nf-server | Yes |
| x-frame-options | SAMEORIGIN |