learnable.com 网站分析
learnable.com - 基本信息
learnable.com - 页面信息
标题:
Library - SitePoint Premium
- SitePoint PremiumMeta 关键词:
未知Meta 描述信息:
Library of the world's best tech books in web design and development, covering HTML, CSS, JavaScript, PHP, Node, React, WordPress and much more. Join SitePoint Premium for full access to the entire library of books.
H1:
Sign up with your email内部链接:
18 (0 nofollow)外部链接:
9 (0 nofollow)learnable.com - 建站技术
服务器:
nginx
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learnable.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 learnable.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Content-length: 0
Location: https://www.sitepoint.com/premium/
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Fri, 29 May 2020 16:22:26 GMT
Content-Type: text/html
Content-Length: 107
Strict-Transport-Security: max-age=0
Location: https://www.sitepoint.com/premium/library
X-Rack-Cache: miss
Cache-Control: no-cache
X-Request-Id: 0e29292b-c492-4ddf-b2fb-0100db8f7448
X-Runtime: 0.003005
Vary: Origin
X-Frame-Options: sameorigin
HTTP/1.1 200 OK
Server: nginx
Date: Fri, 29 May 2020 16:22:27 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Strict-Transport-Security: max-age=0
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
X-Rack-Cache: miss
ETag: W/"a0fe7fde6894d4b15cc64425010bf140"
Cache-Control: max-age=0, private, must-revalidate
Set-Cookie: user_signed_in=false; path=/; secure
Set-Cookie: _session_id=0e2f7c481c1481e100a317deb3f88b4e; domain=.sitepoint.com; path=/; secure; HttpOnly
X-Request-Id: 2c47c72a-dec2-4e51-b1a9-affd26947fb8
X-Runtime: 0.103692
Vary: Origin
Content-Encoding: gzip
X-Frame-Options: sameorigin
Content-length: 0
Location: https://www.sitepoint.com/premium/
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Fri, 29 May 2020 16:22:26 GMT
Content-Type: text/html
Content-Length: 107
Strict-Transport-Security: max-age=0
Location: https://www.sitepoint.com/premium/library
X-Rack-Cache: miss
Cache-Control: no-cache
X-Request-Id: 0e29292b-c492-4ddf-b2fb-0100db8f7448
X-Runtime: 0.003005
Vary: Origin
X-Frame-Options: sameorigin
HTTP/1.1 200 OK
Server: nginx
Date: Fri, 29 May 2020 16:22:27 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Strict-Transport-Security: max-age=0
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
X-Rack-Cache: miss
ETag: W/"a0fe7fde6894d4b15cc64425010bf140"
Cache-Control: max-age=0, private, must-revalidate
Set-Cookie: user_signed_in=false; path=/; secure
Set-Cookie: _session_id=0e2f7c481c1481e100a317deb3f88b4e; domain=.sitepoint.com; path=/; secure; HttpOnly
X-Request-Id: 2c47c72a-dec2-4e51-b1a9-affd26947fb8
X-Runtime: 0.103692
Vary: Origin
Content-Encoding: gzip
X-Frame-Options: sameorigin
learnable.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。learnable.com 当前共有 15 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| learnable.com | A | 300 | ||
| learnable.com | A | 300 | ||
| learnable.com | MX | 600 | pri: 20 | |
| learnable.com | MX | 600 | pri: 30 | |
| learnable.com | MX | 600 | pri: 30 | |
| learnable.com | MX | 600 | pri: 30 | |
| learnable.com | MX | 600 | pri: 20 | |
| learnable.com | MX | 600 | pri: 30 | |
| learnable.com | MX | 600 | pri: 10 | |
| learnable.com | NS | 172799 | ||
| learnable.com | NS | 172799 | ||
| learnable.com | NS | 172799 | ||
| learnable.com | NS | 172799 | ||
| learnable.com | SOA | 900 | expire: 1209600 serial: 1 | |
| learnable.com | TXT | v=spf1 a mx include:_spf.google.com include:cmail1.com include:mail.zendesk.com ?all | 300 |