HTTPヘッダ情報チェック
| HTTP/1.1 200 OK | |
| Server | nginx-reuseport/1.21.1 |
| Date | Sat, 13 Dec 2025 20:41:34 GMT |
| Content-Type | text/html; charset=UTF-8 |
| Transfer-Encoding | chunked |
| Connection | keep-alive |
| Keep-Alive | timeout=30 |
| Vary | Accept-Encoding |
| X-Powered-By | PHP/8.3.20 |
| Link | <http://help-max.ru/wp-json/>; rel="https://api.w.org/" |