HTTPヘッダ情報チェック
| HTTP/1.1 200 OK | |
| Date | Fri, 19 Apr 2024 06:43:35 GMT |
| Server | Apache |
| X-Powered-By | PHP/5.6.40 |
| Upgrade | h2c |
| Connection | Upgrade |
| Content-Length | 0 |
| Content-Type | text/html; charset=utf-8 |
| HTTP/1.1 200 OK | |
| Date | Fri, 19 Apr 2024 06:43:35 GMT |
| Server | Apache |
| X-Powered-By | PHP/5.6.40 |
| Upgrade | h2c |
| Connection | Upgrade |
| Content-Length | 0 |
| Content-Type | text/html; charset=utf-8 |