地点: United States,US,,,37.751,-97.822,America/Chicago
HTTP服务器: cloudflare
元标签列表
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charset: utf-8
content: System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else. name: description
content: System property: og:title
content: System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else. property: og:description
content: System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else. property: twitter:description
Domain Name: SYSTEM.COM Registrar: Amazon Registrar, Inc. Domain Status: client transfer prohibited Creation Date: 1995-02-17T05:00:00Z Registry Expiry Date: 2033-02-18T05:00:00Z Updated Date: 2026-05-16T16:37:50Z Name Server: NS-1080.AWSDNS-07.ORG Name Server: NS-1729.AWSDNS-24.CO.UK Name Server: NS-404.AWSDNS-50.COM Name Server: NS-800.AWSDNS-36.NET REGISTRAR Contact: Amazon Registrar, Inc. >>> Last update of RDAP database: 2026-07-22T11:27:06Z
搜索引擎优化审核
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技术搜索引擎优化
✓
响应代码
200
状态 200 正常 - 页面加载正确。
!
字符编码
Page: utf-8, Header:
HTML 和 HTTP 标头之间的字符编码不匹配。
✓
页面尺寸
145694 bytes
页面大小可以接受快速加载。
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资源
85 total
资源太多了。优化和组合文件以获得更好的性能。
✓
赫尔夫朗标签
0 hreflang tags
如果您有多语言内容,请添加 hreflang 标签。
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Robots.txt
Missing
添加robots.txt文件来控制搜索引擎抓取。
!
Sitemap
Not found
添加 sitemap.xml 并在 robots.txt 中引用它。
✓
HTTPS
Yes
已启用安全 HTTPS 连接。
✓
压缩
gzip
启用 Gzip 或 Zstd 压缩以加快加载速度。
!
缓存
Not set
添加缓存控制标头以提高回访者的加载速度。
✓
页面速度
5.71 ms
出色的加载速度。
页面搜索引擎优化
!
标题
System
标题太短。扩展到 30-60 个字符以获得更好的 SEO。
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元描述
Lenght:0
添加元描述(建议 100-160 个字符)。
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H1 标题
2 found - "The first systems model of the world —powered by AI"
每页仅使用一个 H1 标题。删除多余的 H1 标签。
✓
字数统计
641
内容长度良好(建议 500-2000 字)。
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规范标签
添加规范标签以防止重复内容问题。
✓
重复元
[]
未找到重复的元标记。
✓
关键词
元关键字是可选的(主要搜索引擎不使用)。
内容和用户体验
✓
语言
en
语言属性设置正确。
!
图片
66 total, 13 missing ALT
将 ALT 文本添加到图像中以实现可访问性和 SEO。
✓
视口
width=device-width, initial-scale=1
为移动设备正确设置视口元标记。
!
打开图
Missing: og:url
添加缺少的 OpenGraph 标签以进行社交媒体共享:og:url
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结构化数据
0 JSON-LD scripts
添加结构化数据 (JSON-LD) 以获取丰富的代码片段和更好的 SEO。
职位于 Google
搜索短语 - Google
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位置
短语
页
片段
2
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System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else.
2
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System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else.
6
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System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else.
6
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System is a free, open, and living public resource that aims to explain how anything in the world is connected to everything else.
7
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A systems model of health built with AI ... Learn about our mission ... The biggest challenges we face in the world — from health to climate, migration to income ...
7
/product/system-pro
Powered by System's data and graph, System Pro helps researchers find, synthesize, and contextualize scientific literature, surface new insights, and accelerate ...