www.freecodecamp.com 網站分析
www.freecodecamp.com - 基本信息
www.freecodecamp.com - 頁面信息
標題:
Learn to code at home | freeCodeCamp.orgMeta 關鍵詞:
javascript, js, website, web, development, free, code, camp, course, courses, html, css, react, redux, api, front, back, end, learn, tutorial, programmingMeta 描述信息:
Learn to code at home. Build projects. Earn certifications. Since 2014,
more than 40,000 freeCodeCamp.org graduates have gotten jobs at tech
companies including Google, Apple, Amazon, and Microsoft.H1:
Welcome to freeCodeCamp.org內部鏈接:
36 (0 nofollow)外部鏈接:
2 (0 nofollow)www.freecodecamp.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www.freecodecamp.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www.freecodecamp.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Sun, 31 May 2020 14:00:05 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=db2b47ea2aa32e80f82e2aa745203aa521590933605; expires=Tue, 30-Jun-20 14:00:05 GMT; path=/; domain=.freecodecamp.com; HttpOnly; SameSite=Lax
Location: https://www.freecodecamp.org/
CF-Cache-Status: DYNAMIC
cf-request-id: 030ca1651f0000e6b02e85b200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59c1381b69f6e6b0-EWR
HTTP/1.1 200 OK
Date: Sun, 31 May 2020 14:00:05 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=de3f7e6a93260245b7d64eb6fac72c0bf1590933605; expires=Tue, 30-Jun-20 14:00:05 GMT; path=/; domain=.freecodecamp.org; HttpOnly; SameSite=Lax; Secure
Content-Disposition: inline; filename="index.html"
Vary: Accept-Encoding
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Referrer-Policy: no-referrer-when-downgrade
Content-Security-Policy: default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval';
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
CF-Cache-Status: DYNAMIC
cf-request-id: 030ca1657c0000e849f01d2200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59c1381bfe78e849-EWR
Content-Encoding: gzip
Date: Sun, 31 May 2020 14:00:05 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=db2b47ea2aa32e80f82e2aa745203aa521590933605; expires=Tue, 30-Jun-20 14:00:05 GMT; path=/; domain=.freecodecamp.com; HttpOnly; SameSite=Lax
Location: https://www.freecodecamp.org/
CF-Cache-Status: DYNAMIC
cf-request-id: 030ca1651f0000e6b02e85b200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59c1381b69f6e6b0-EWR
HTTP/1.1 200 OK
Date: Sun, 31 May 2020 14:00:05 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=de3f7e6a93260245b7d64eb6fac72c0bf1590933605; expires=Tue, 30-Jun-20 14:00:05 GMT; path=/; domain=.freecodecamp.org; HttpOnly; SameSite=Lax; Secure
Content-Disposition: inline; filename="index.html"
Vary: Accept-Encoding
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Referrer-Policy: no-referrer-when-downgrade
Content-Security-Policy: default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval';
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
CF-Cache-Status: DYNAMIC
cf-request-id: 030ca1657c0000e849f01d2200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59c1381bfe78e849-EWR
Content-Encoding: gzip
www.freecodecamp.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。 freecodecamp.com 當前共有 13 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| freecodecamp.com | A | 300 | ||
| freecodecamp.com | A | 300 | ||
| freecodecamp.com | NS | 86400 | ||
| freecodecamp.com | NS | 86400 | ||
| freecodecamp.com | SOA | 3600 | expire: 604800 serial: 2035272970 | |
| freecodecamp.com | MX | 300 | pri: 1 | |
| freecodecamp.com | MX | 300 | pri: 5 | |
| freecodecamp.com | MX | 300 | pri: 5 | |
| freecodecamp.com | MX | 300 | pri: 10 | |
| freecodecamp.com | MX | 300 | pri: 10 | |
| freecodecamp.com | TXT | google-site-verification=pUejw2cx_4SsVe75fyKEnwUB0GbyW89PI0pYsAJ2STA | 300 | |
| freecodecamp.com | AAAA | 2606:4700:3031::ac43:d0a9 | 300 | |
| freecodecamp.com | AAAA | 2606:4700:3033::6815:5d66 | 300 |