OPENTUITION.COM 网站分析
基本信息
服务器:
nginx
IP:
页面信息
标题:
OpenTuition - Study on line and pass ACCA and CIMA exams
长度: 56 字符; 最佳长度: 10 ~ 60 字符
Meta 关键词:
未知
长度: 0 字符; 最佳长度: 10 ~ 255 字符
Meta 描述信息:
OpenTuition - Free study materials for ACCA and CIMA students - Free notes, lectures and tests and free support for ACCA and CIMA students
长度: 138 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
Study ACCA and CIMA on line
长度: 27 字符
内部链接:
21 (1 nofollow)
外部链接:
0 (0 nofollow)
建站技术
服务器:
nginx
SSL 安全:
有效
robots.txt:
不可用
XML 站点地图:
不可用
Gzip 压缩:
不可用
favicon.ico:
不可用
HTTP Head 分析
HTTP 协议采用了请求与响应模型，通过 HTTP Header 定义了 HTTP 传输过程中的必要参数。 浏览器（例如 Internet Explorer, Google Chrome, Firefox 等）并不会显示 HTTP header 字段的内容，下面是网站 opentuition.com 的 HTTP header 信息:
HTTP/1.1 200 OK
Server: nginx
Date: Tue, 07 May 2024 04:54:17 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Frame-Options: SAMEORIGIN
Link: ; rel="https://api.w.org/", ; rel="alternate"; type="application/json", ; rel=shortlink
Cache-Control: max-age=0
Expires: Tue, 07 May 2024 04:54:17 GMT
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000
X-Content-Type-Options: nosniff
Server: nginx
Date: Tue, 07 May 2024 04:54:17 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Frame-Options: SAMEORIGIN
Link: ; rel="https://api.w.org/", ; rel="alternate"; type="application/json", ; rel=shortlink
Cache-Control: max-age=0
Expires: Tue, 07 May 2024 04:54:17 GMT
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000
X-Content-Type-Options: nosniff
DNS 记录分析
DNS 域名系统（Domain Name System，缩写）是 Internet 的一项基础服务。它作为将域名和IP地址相互映射的一个分布式数据库，能够使人更方便地访问互联网。opentuition.com 当前共有 10 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| opentuition.com | A | 300 | ||
| opentuition.com | NS | 21600 | ||
| opentuition.com | NS | 21600 | ||
| opentuition.com | SOA | 1800 | expire: 604800 serial: 2340055200 | |
| opentuition.com | MX | 300 | pri: 0 | |
| opentuition.com | MX | 300 | pri: 5 | |
| opentuition.com | TXT | google-site-verification=USyn5j7sCbLwTqAMnfTHVgC7hd-85Lzt08klWAdX4wI | 300 | |
| opentuition.com | TXT | google-site-verification=iDgNZVdJp9HtneRjRm1ejCTEhIaZ9zma2sqrfUfzPSI | 300 | |
| opentuition.com | TXT | google-site-verification=uxtKqWC7TwU_OdV_HE0iODgZNWCmqfBrITvTz9jweqg | 300 | |
| opentuition.com | TXT | v=spf1 ip4:172.99.190.33 include:_spf.elasticemail.com include:_spf.google.com ~all | 300 |