w3schools.com 網站分析
w3schools.com - 基本信息
w3schools.com - 頁面信息
標題:
W3Schools Online Web TutorialsMeta 關鍵詞:
HTML,CSS,JavaScript,DOM,jQuery,PHP,SQL,XML,Python,Java,Bootstrap,Web,W3CSS,W3C,tutorials,programming,development,training,learning,quiz,primer,lessons,reference,examples,source code,colors,demos,tips,w3cMeta 描述信息:
未知H1:
HTML內部鏈接:
143 (0 nofollow)外部鏈接:
3 (0 nofollow)w3schools.com - 建站技術
服務器:
Microsoft-IIS/7.5
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w3schools.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w3schools.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Cache-Control: public
Content-Type: text/html; charset=UTF-8
Location: https://www.w3schools.com/
Server: Microsoft-IIS/7.5
X-Powered-By: ASP.NET
X-Frame-Options: SAMEORIGIN
Date: Sat, 20 Jun 2020 18:01:05 GMT
Content-Length: 149
HTTP/1.1 200 OK
Content-Encoding: gzip
Accept-Ranges: bytes
Age: 13239
Cache-Control: Public,public
Content-Type: text/html
Date: Sat, 20 Jun 2020 17:59:22 GMT
Expires: Sat, 20 Jun 2020 21:59:22 GMT
Last-Modified: Sat, 20 Jun 2020 14:18:43 GMT
Server: ECS (nyb/1D1E)
Vary: Accept-Encoding
X-Cache: HIT
X-Frame-Options: SAMEORIGIN
X-Powered-By: ASP.NET
Content-Length: 13517
Cache-Control: public
Content-Type: text/html; charset=UTF-8
Location: https://www.w3schools.com/
Server: Microsoft-IIS/7.5
X-Powered-By: ASP.NET
X-Frame-Options: SAMEORIGIN
Date: Sat, 20 Jun 2020 18:01:05 GMT
Content-Length: 149
HTTP/1.1 200 OK
Content-Encoding: gzip
Accept-Ranges: bytes
Age: 13239
Cache-Control: Public,public
Content-Type: text/html
Date: Sat, 20 Jun 2020 17:59:22 GMT
Expires: Sat, 20 Jun 2020 21:59:22 GMT
Last-Modified: Sat, 20 Jun 2020 14:18:43 GMT
Server: ECS (nyb/1D1E)
Vary: Accept-Encoding
X-Cache: HIT
X-Frame-Options: SAMEORIGIN
X-Powered-By: ASP.NET
Content-Length: 13517
w3schools.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。 w3schools.com 當前共有 12 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| w3schools.com | A | 3492 | ||
| w3schools.com | MX | 3600 | pri: 20 | |
| w3schools.com | MX | 3600 | pri: 30 | |
| w3schools.com | MX | 3600 | pri: 30 | |
| w3schools.com | MX | 3600 | pri: 30 | |
| w3schools.com | MX | 3600 | pri: 20 | |
| w3schools.com | MX | 3600 | pri: 10 | |
| w3schools.com | MX | 3600 | pri: 30 | |
| w3schools.com | NS | 3600 | ||
| w3schools.com | NS | 3600 | ||
| w3schools.com | SOA | 3600 | expire: 1209600 serial: 2005122550 | |
| w3schools.com | TXT | v=spf1 include:_spf.google.com ip4:148.122.215.227 ~all | 3600 |