guru99.com 网站分析
guru99.com - 基本信息
guru99.com - 页面信息
标题:
Meet Guru99 - Free Training Tutorials & Video for IT CoursesMeta 关键词:
home, tutorials, and, for, toMeta 描述信息:
All Courses include Learn courses from a pro. Our experts are passionate teachers who share their sound knowledge and rich experience with learners Variety of tutorials and Quiz Interactive tutorialsH1:
Tutorials Library内部链接:
171 (0 nofollow)外部链接:
10 (4 nofollow)guru99.com - 建站技术
服务器:
Apache
SSL 安全:
不可用robots.txt:
不可用XML 站点地图:
不可用Gzip 压缩:
有效favicon.ico:
不可用guru99.com - 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 guru99.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Fri, 19 Jun 2020 12:51:38 GMT
Server: Apache
Location: https://www.guru99.com/
Cache-Control: max-age=0
Expires: Fri, 19 Jun 2020 12:51:38 GMT
Content-Length: 231
Content-Type: text/html; charset=iso-8859-1
HTTP/1.1 200 OK
Date: Fri, 19 Jun 2020 12:51:39 GMT
Server: Apache
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Set-Cookie: df5aae2adceb73c6abc67b211e30888b=62ab9a7844d0224fa26696289739b626; path=/; secure; HttpOnly
Upgrade: h2,h2c
Connection: Upgrade
Last-Modified: Fri, 19 Jun 2020 12:51:39 GMT
Vary: Accept-Encoding,User-Agent
Content-Encoding: gzip
Cache-Control: public
Content-Length: 9948
Content-Type: text/html; charset=utf-8
Date: Fri, 19 Jun 2020 12:51:38 GMT
Server: Apache
Location: https://www.guru99.com/
Cache-Control: max-age=0
Expires: Fri, 19 Jun 2020 12:51:38 GMT
Content-Length: 231
Content-Type: text/html; charset=iso-8859-1
HTTP/1.1 200 OK
Date: Fri, 19 Jun 2020 12:51:39 GMT
Server: Apache
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Set-Cookie: df5aae2adceb73c6abc67b211e30888b=62ab9a7844d0224fa26696289739b626; path=/; secure; HttpOnly
Upgrade: h2,h2c
Connection: Upgrade
Last-Modified: Fri, 19 Jun 2020 12:51:39 GMT
Vary: Accept-Encoding,User-Agent
Content-Encoding: gzip
Cache-Control: public
Content-Length: 9948
Content-Type: text/html; charset=utf-8
guru99.com - 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。guru99.com 当前共有 7 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| guru99.com | A | 86400 | ||
| guru99.com | MX | 86400 | pri: 0 | |
| guru99.com | NS | 86400 | ||
| guru99.com | NS | 86400 | ||
| guru99.com | SOA | 86400 | expire: 3600000 serial: 2016083100 | |
| guru99.com | TXT | google-site-verification=bTaeTGTkTEtnZhgpGY8XDFTc6UihBpHZ11vQqL_6mDo | 300 | |
| guru99.com | TXT | v=spf1 +a +mx +ip4:72.52.250.40 +include:_spf.elasticemail.com include:sparkpostmail.com ~all | 300 |