keystoneschoolonline.com 网站分析
keystoneschoolonline.com - 基本信息
keystoneschoolonline.com - 页面信息
标题:
Online Homeschool Programs & Classes | The Keystone SchoolMeta 关键词:
未知Meta 描述信息:
The Keystone School offers flexible online education programs for high school, middle school and elementary school. Learn more about The Keystone School!H1:
FLEXIBLE. ACCREDITED. ONLINE.
WELCOME TO KEYSTONE.内部链接:
53 (0 nofollow)外部链接:
18 (0 nofollow)keystoneschoolonline.com - 建站技术
服务器:
BigIP
SSL 安全:
不可用robots.txt:
不可用XML 站点地图:
不可用Gzip 压缩:
不可用favicon.ico:
不可用keystoneschoolonline.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 keystoneschoolonline.com 的 HTTP header 信息:
HTTP/1.0 301 Moved Permanently
Location: https://www.keystoneschoolonline.com/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Length: 56846
Connection: close
Date: Sun, 24 May 2020 02:07:57 GMT
Server: Apache/2.4.41 ()
Access-Control-Allow-Headers: origin, x-requested-with, content-type
Last-Modified: Sun, 24 May 2020 02:04:13 GMT
Accept-Ranges: bytes
Vary: Accept-Encoding,Origin
Cache-Control: max-age=0, no-cache, no-store, must-revalidate, public
X-ServiceProvider: Adobe Managed Services
Pragma: no-cache
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Via: 1.1 ffa8ec5cfe61dcaaebc108ff8c867055.cloudfront.net (CloudFront), 1.1 6ef53c06467f47a1223db91b4e03cb22.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: IAD89-C2
X-ServiceProvider: Adobe Managed Services
X-Cache: Miss from cloudfront
X-Amz-Cf-Pop: PHL50-C1
X-Amz-Cf-Id: PVyMn7qOz4dh7SOJWMrLRDdeiZWDnJHY0KgFR_A9KYTX4iPr6h7g1Q==
Age: 224
Location: https://www.keystoneschoolonline.com/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Length: 56846
Connection: close
Date: Sun, 24 May 2020 02:07:57 GMT
Server: Apache/2.4.41 ()
Access-Control-Allow-Headers: origin, x-requested-with, content-type
Last-Modified: Sun, 24 May 2020 02:04:13 GMT
Accept-Ranges: bytes
Vary: Accept-Encoding,Origin
Cache-Control: max-age=0, no-cache, no-store, must-revalidate, public
X-ServiceProvider: Adobe Managed Services
Pragma: no-cache
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Via: 1.1 ffa8ec5cfe61dcaaebc108ff8c867055.cloudfront.net (CloudFront), 1.1 6ef53c06467f47a1223db91b4e03cb22.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: IAD89-C2
X-ServiceProvider: Adobe Managed Services
X-Cache: Miss from cloudfront
X-Amz-Cf-Pop: PHL50-C1
X-Amz-Cf-Id: PVyMn7qOz4dh7SOJWMrLRDdeiZWDnJHY0KgFR_A9KYTX4iPr6h7g1Q==
Age: 224
keystoneschoolonline.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。keystoneschoolonline.com 当前共有 10 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| keystoneschoolonline.com | A | 3600 | ||
| keystoneschoolonline.com | MX | 3600 | pri: 10 | |
| keystoneschoolonline.com | MX | 3600 | pri: 10 | |
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | NS | 3600 | ||
| keystoneschoolonline.com | SOA | 3600 | expire: 604800 serial: 2015121600 |