openstudy.com 網站分析

openstudy.com - 基本信息

服務器:
cloudflare
IP:
未知
城市:
未知

openstudy.com - 搜索引擎收錄信息

百度:
Bing:
Google:

openstudy.com - 頁面信息

標題:
Brainly.com - For students. By students.
Meta 關鍵詞:
未知
Meta 描述信息:
default
H1:
Go from questioning to understanding

openstudy.com - 建站技術

服務器:
cloudflare
SSL 安全:
不可用
robots.txt:
不可用
XML 站點地圖:
不可用
Gzip 壓縮:
有效
favicon.ico:
不可用

openstudy.com - HTTP Head 分析

HTTP 協議採用了請求與響​​應模型,通過HTTP Header 定義了HTTP 傳輸過程中的必要參數。瀏覽器(例如​​Internet Explorer, Google Chrome, Firefox 等)並不會顯示HTTP header 字段的內容,下面是網站openstudy.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Thu, 20 Feb 2020 18:12:06 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=d3f60f51859df383429a44525c3c36b3c1582222326; expires=Sat, 21-Mar-20 18:12:06 GMT; path=/; domain=.openstudy.com; HttpOnly; SameSite=Lax
Location: https://brainly.com
X-Service-Name: srv-openstudy-redirect
X-Frame-Options: sameorigin
X-XSS-Protection: 1; mode=block
X-Varnish: 575358156
Age: 0
Via: 1.1 varnish (Varnish/6.1)
X-Cache: MISS
CF-Cache-Status: DYNAMIC
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 568272637fd4f009-EWR

HTTP/1.1 200 OK
Date: Thu, 20 Feb 2020 18:12:07 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=d26e891acbcf827aa54afee56af05c8e51582222326; expires=Sat, 21-Mar-20 18:12:06 GMT; path=/; domain=.brainly.com; HttpOnly; SameSite=Lax
CF-Ray: 56827266f9b2efe0-EWR
Allow: GET, POST, HEAD, OPTIONS
Cache-Control: no-store, no-cache, must-revalidate
Last-Modified: Thu, 20 Feb 2020 15:25:07 GMT
Set-Cookie: datadome=ZPgO7--SPLtq-lk2ksYy2iZ5QyjK0B-5MEQgtuQXzJRnNFTB9CCRRoFqsyjO21c_CJL2Fq~gX~rD.Wt8tNo52g6k5sd5xe~.Z7bcuu6S48; Path=/; Domain=.brainly.com; Expires=Fri, 19-Feb-2021 18:12:06 GMT; Max-Age=31536000; SameSite=Lax
Strict-Transport-Security: max-age=3600; includeSubDomains
Vary: Accept-Encoding
CF-Cache-Status: DYNAMIC
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Pragma: no-cache
x-amz-id-2: W0fb8URP/q8YWyrk+IKy67xxgS+3nVDWI31yx3nRUFLCLkxzVis6nQ06WMDgW7RP+t0ouLcb2MQ=
x-amz-meta-s3cmd-attrs: atime:1582212162/ctime:1582212245/gid:998/md5:54b7e6cc38d98e852b36251cc6c9d516/mode:33188/mtime:1582212162/uid:999
x-amz-request-id: DF297BA7884EB3DF
x-amz-server-side-encryption: AES256
x-amz-version-id: pjrpGU_1mg7ScvFfUxHJ2kiSSr1gkC2a
X-DataDome: protected
X-Frame-Options: sameorigin
X-XSS-Protection: 1; mode=block
Server: cloudflare
Content-Encoding: gzip

openstudy.com - DNS 記錄分析

DNS 域名系統(Domain Name System,縮寫)是Internet 的一項基礎服務。它作為將域名和 IP 位址相互映射的一個分佈式數據庫,能夠使人更方便的訪問互聯網。 openstudy.com 當前共有 12 項 DNS 記錄。
主機 類型 IP/目標 TTL 擴充資訊
openstudy.comA300
openstudy.comMX86400pri: 50
openstudy.comMX86400pri: 30
openstudy.comMX86400pri: 10
openstudy.comNS172799
openstudy.comNS172799
openstudy.comNS172799
openstudy.comNS172799
openstudy.comSOA900expire: 1209600
serial: 1
openstudy.comTXT
v=spf1 include:sendgrid.net include:_spf.google.com include:aspmx.sailthru.com ~all
3600
openstudy.comTXT
spf2.0/pra include:sendgrid.net include:_spf.google.com include:aspmx.sailthru.com -all
3600
openstudy.comTXT
google-site-verification=DcBGJh0BLTVa6BVtRqosfkzn4O21j76wyI6jrLToShY
3600