knowre.com 网站分析

knowre.com - 基本信息

网站标题:
服务器:
AmazonS3
IP:
未知
城市:
未知

knowre.com - 搜索引擎收录信息

百度:
Bing:
Google:

knowre.com - 页面信息

标题:
Home | Knowre Math
Meta 关键词:
未知
Meta 描述信息:
An online core supplement for Grades 1-12 helping teachers personalize learning for students because students don't hate math, they hate being frustrated
H1:
Knowre Math, Problem Solved

knowre.com - 建站技术

服务器:
AmazonS3
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

knowre.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 knowre.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Content-Length: 0
Connection: keep-alive
Date: Fri, 19 Jun 2020 12:25:22 GMT
Location: https://www.knowre.com/index.html
Server: AmazonS3
X-Cache: Miss from cloudfront
Via: 1.1 33d20e5c1d4642e72bf534aef6869c58.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR53-C1
X-Amz-Cf-Id: Pp_hRGgDixaumt3jYPp4Xen6rYIYkVQ7TmsoNnIczTkEFp9UA2IWaw==

HTTP/1.1 301 Moved Permanently
Date: Fri, 19 Jun 2020 12:25:21 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=dc3e3ece02cff68c7ac61b0a9450821a81592569521; expires=Sun, 19-Jul-20 12:25:21 GMT; path=/; domain=.www.knowre.com; HttpOnly; SameSite=Lax
Location: https://www.knowre.com/
CF-Ray: 5a5d3b74595ce845-EWR
Cache-Control: no-transform, max-age=120
Expires: Fri, 19 Jun 2020 12:27:21 GMT
Strict-Transport-Security: max-age=0
Vary: Accept-Encoding
CF-Cache-Status: EXPIRED
Access-Control-Allow-Credentials: false
cf-request-id: 036e237cb20000e8453f119200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
X-HS-Mapping-Id: 9986181888
X-HS-Mapping-Only-After-Not-Found: no
X-HS-Route-Prefix: http://www.knowre.com/index.html
X-Trace: 2BC665750A73AFA8B07A3901A898494497071C7E49000000000000000000
Set-Cookie: __cfruid=ca517435ec5ecdd5307d687f031e155c8c688202-1592569521; path=/; domain=.www.knowre.com; HttpOnly; Secure; SameSite=None
Server: cloudflare

HTTP/1.1 200 OK
Date: Fri, 19 Jun 2020 12:25:21 GMT
Content-Type: text/html;charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=d57238c74957e80343a8737cdb2d6cb171592569521; expires=Sun, 19-Jul-20 12:25:21 GMT; path=/; domain=.www.knowre.com; HttpOnly; SameSite=Lax
CF-Ray: 5a5d3b757af1e845-EWR
Cache-Control: s-maxage=1800,max-age=5
Content-Encoding: gzip
Link: </hs/hsstatic/keyboard-accessible-menu-flyouts/static-1.7/bundles/project.js>; rel=preload; as=script, </hs/hsstatic/cos-i18n/static-1.16/bundles/project.js>; rel=preload; as=script, </hs/hsstatic/HubspotToolsMenu/static-1.68/js/index.js>; rel=preload; as=script
Strict-Transport-Security: max-age=0
Vary: Accept-Encoding
CF-Cache-Status: EXPIRED
Access-Control-Allow-Credentials: false
cf-request-id: 036e237d6b0000e8453f11d200000001
Content-Security-Policy: upgrade-insecure-requests
Edge-Cache-Tag: CT-18654497136,P-5626518,L-18647947160,L-9589334416,L-9706997359,CW-10545917274,CW-20535589624,CW-8509315755,CW-8509315758,CW-8509315760,CW-8509557712,CW-9594001654,CW-9596414847,CW-9636319458,CW-9672079622,CW-9707987113,E-9589172263,E-9589201909,MENU-9596652598,PGS-ALL,SW-1,SD-18
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
X-HS-Cache-Config: BrowserCache-5s-EdgeCache-1800s
X-HS-Combine-CSS: UA
X-HS-Content-Id: 18654497136
X-HS-Hub-Id: 5626518
X-Powered-By: HubSpot
X-Trace: 2B356B580D1FB262D19F494E87663CE3AB66C91819000000000000000000
Set-Cookie: __cfruid=ca517435ec5ecdd5307d687f031e155c8c688202-1592569521; path=/; domain=.www.knowre.com; HttpOnly; Secure; SameSite=None
Server: cloudflare

knowre.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。knowre.com 当前共有 12 项 DNS 记录。
主机 类型 IP/目标 TTL 扩充信息
knowre.comA300
knowre.comMX300pri: 30
knowre.comMX300pri: 20
knowre.comMX300pri: 20
knowre.comMX300pri: 30
knowre.comMX300pri: 10
knowre.comNS172800
knowre.comNS172800
knowre.comNS172800
knowre.comNS172800
knowre.comSOA900expire: 1209600
serial: 1
knowre.comTXT
v=spf1 include:sendgrid.net include:spf.mail.intercom.io ~all
300