CALACADEMY.ORG 网站分析

搜索引擎收录信息

必应:
谷歌:

页面信息

标题:
California Academy of Sciences in San Francisco, CA
长度: 51 字符; 最佳长度: 10 ~ 60 字符
Meta 描述信息:
The California Academy of Sciences is a science museum—and scientific and educational institution—located in San Francisco's Golden Gate Park.
长度: 142 字符; 最佳长度: 50 ~ 160 字符
Meta 关键词:
California Academy of Sciences, San Francisco science museum
长度: 60 字符; 最佳长度: 10 ~ 255 字符
H1标签:
Explore your world from the heart of Golden Gate Park.
长度: 54 字符; 最佳长度: 10 ~ 255 字符

建站技术

服务器:
Apache
SSL 安全:
有效
robots.txt:
不可用
XML 站点地图:
不可用
Gzip 压缩:
有效
favicon.ico:
不可用

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 calacademy.org 的 HTTP header 信息:
HTTP/1.1 200 OK
Date: Sun, 27 Jul 2025 06:39:22 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 14577
Connection: keep-alive
Server: Apache
X-Drupal-Cache: HIT
Content-Language: en
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-UA-Compatible: IE=edge,chrome=1
Link: ; rel="canonical",; rel="shortlink"
Cache-Control: public, max-age=21600
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Vary: Cookie,Accept-Encoding,User-Agent
Etag: "1753596012-0-gzip"
Last-Modified: Sun, 27 Jul 2025 06:00:12 GMT
Content-Encoding: gzip
Strict-Transport-Security: max-age=31536000

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。calacademy.org 当前共有 24 项 DNS 记录。
主机 类型 IP/目标 生存时间 扩充信息
calacademy.orgA60
calacademy.orgA60
calacademy.orgNS3600
calacademy.orgNS3600
calacademy.orgNS3600
calacademy.orgNS3600
calacademy.orgSOA900expire: 1209600
serial: 1
calacademy.orgMX3600pri: 10
calacademy.orgMX3600pri: 5
calacademy.orgMX3600pri: 1
calacademy.orgMX3600pri: 10
calacademy.orgMX3600pri: 5
calacademy.orgTXT
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60
calacademy.orgTXT
adobe-sign-verification=fa34a128a19a5e02f093ca521b759303
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calacademy.orgTXT
google-site-verification=xFybgO5jrLdcYOWAV_7dH96jim9VaqYtDoLnOcE9Z2w
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calacademy.orgTXT
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calacademy.orgTXT
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calacademy.orgTXT
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calacademy.orgTXT
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calacademy.orgTXT
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calacademy.orgTXT
google-site-verification=0LjEUxBIYcdkTYsXbMKvyRIdmvnwbSFfcQGWtP9PgCw
60
calacademy.orgTXT
google-site-verification=jJeeAH-B5_J84T8JUUJSuLDAWobl212mHo8WimLuQkY
60
calacademy.orgTXT
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60
calacademy.orgTXT
cisco-ci-domain-verification=50077fac5e39bb798d6287ae365fa6eb0cffcc903eb4b342d800f144061f12be
60