WWW.VPNBOOK.COM 網站分析

基本信息

搜索引擎收錄信息

必應:
Google:

頁面信息

標題:
Free VPN • 100% Free PPTP and OpenVPN Service
長度: 45 字元; 最佳長度: 10 ~ 60 字元
Meta 描述信息:
Free VPN Service – VPNBook.com is the #1 premium Free VPN Server account provider. US, UK, and offshore VPN servers available.
長度: 126 字元; 最佳長度: 50 ~ 160 字元
Meta 關鍵詞:
free vpn, free vpn service, free vpn server, free vpn account, openvpn, pptp vpn, web proxy
長度: 91 字元; 最佳長度: 10 ~ 255 字元
H1標籤:
長度: 0 字元; 最佳長度: 10 ~ 255 字元

Your page does not include an H1 tag.

The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.

Here are best practices for H1 tags

  • Use H1 tags for page titles.
  • Limit to one H1 tag per page.
  • Keep H1 tags short and concise.
  • Structure headings hierarchically.
  • Include your main keyword.
  • Ensure H1 tags are engaging.

建站技術

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

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.vpnbook.com 的HTTP header 信息:
HTTP/1.1 200 OK
Date: Mon, 09 Jun 2025 14:44:31 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Server: cloudflare
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=1gL54H96H9dDD5GEp7Mh0wEy5IWRlDw9miYWtITI%2FWC05BeKktpVIaGDAcCQwMI3GNVHhVmrEQiWjhHeuEGtLpkHUsqla7GrjSufU6t%2FypyTzpnDzqqrOJg0Uw%3D%3D"}]}
Age: 1402
Cache-Control: max-age=14400
Cf-Cache-Status: HIT
Last-Modified: Mon, 09 Jun 2025 14:21:08 GMT
Vary: accept-encoding
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-Encoding: gzip
CF-RAY: 94d1684faa8d8ca2-EWR
alt-svc: h3=":443"; ma=86400

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。 vpnbook.com 當前共有 22 項 DNS 記錄。
主機 類型 IP/目標 TTL 擴充資訊
vpnbook.comA300
vpnbook.comA300
vpnbook.comA300
vpnbook.comA300
vpnbook.comA300
vpnbook.comA300
vpnbook.comA300
vpnbook.comNS21600
vpnbook.comNS21600
vpnbook.comSOA1800expire: 604800
serial: 2374298909
vpnbook.comMX300pri: 0
vpnbook.comTXT
ahrefs-site-verification_8c04e784d0f30b8ba85e156f6e55c019fe9035f81793750945bd1c118788fffb
300
vpnbook.comTXT
google-site-verification=u03y7hJCBtFI1W3rxZ8PL6Add2amRLLvVukhp5pKkTA
300
vpnbook.comTXT
amazonses:kch3dv6VljoKzSIUvpMNllZ4azv71QlxKpbXGYtEYbw=
300
vpnbook.comTXT
v=spf1 a include:spf.gzo.com -all
300
vpnbook.comAAAA
2606:4700:3030::6815:4001
300
vpnbook.comAAAA
2606:4700:3030::6815:7001
300
vpnbook.comAAAA
2606:4700:3030::6815:2001
300
vpnbook.comAAAA
2606:4700:3030::6815:3001
300
vpnbook.comAAAA
2606:4700:3030::6815:1001
300
vpnbook.comAAAA
2606:4700:3030::6815:6001
300
vpnbook.comAAAA
2606:4700:3030::6815:5001
300