Website review openuniversity.io
灰狐 - 自由、开放、协作、分享
Generated on December 26 2025 11:36 AM
Old data? UPDATE !
The score is 39/100
SEO Content
Title
灰狐 - 自由、开放、协作、分享
Length : 16
Perfect, your title contains between 10 and 70 characters.
Description
Huihoo - 灰狐就是协作 - collaboration for everyone
Length : 44
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
开源,开放,程序员,设计师,开源百科,开放文档,开源项目,开源游戏,开放图书,开源下载,开放网址,自由,开源,中间件,数据库,操作系统,应用软件,Linux,Windows,ReactOS,Python,PHP,C++,Java,Erlang,HTML5,CSS,JavaScript,Flash,Flex,jQuery,MySQL,PostgreSQL,Firefox,Chrome,VoIP,Android,Phone,WordPress,Drupal
Good, your page contains meta keywords.
Og Meta Properties
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 0 | 0 | 0 | 0 | 0 |
Images
We found 5 images on this web page.
5 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 9%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 29 links including 1 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| 百科 | External | Passing Juice |
| 文档 | External | Passing Juice |
| 博客 | External | Passing Juice |
| 图书 | External | Passing Juice |
| 灰狐和他的朋友们 | External | Passing Juice |
| 区块链 | External | Passing Juice |
| 机器学习 | External | Passing Juice |
| 深度学习 | External | Passing Juice |
| 计算机视觉 | External | Passing Juice |
| 自然语言处理 | External | Passing Juice |
| 大数据 | External | Passing Juice |
| Ruby | External | Passing Juice |
| Fortran | External | Passing Juice |
| Erlang | External | Passing Juice |
| .NET | External | Passing Juice |
| Lisp | External | Passing Juice |
| ML | External | Passing Juice |
| 形式化验证 | External | Passing Juice |
| WordPress | External | Passing Juice |
| Orleans | External | Passing Juice |
| LLVM | External | Passing Juice |
| GCC | External | Passing Juice |
| 机器翻译 | External | Passing Juice |
| 灰狐协作 | External | Passing Juice |
| 灰狐教育 | External | Passing Juice |
| 灰狐数据 | External | Passing Juice |
| 灰狐推广 | External | Passing Juice |
| 灰狐安全 | External | Passing Juice |
| Huihoo | External | Passing Juice |
SEO Keywords
Keywords Cloud
灰狐协作 自由开放协作分享 灰狐推广 灰狐安全 灰狐教育 灰狐数据 llvm 机器翻译 gcc 形式化验证
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| 自由开放协作分享 | 1 |  |
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| 形式化验证 | 1 | |
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| 灰狐安全 | 1 | |
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| 灰狐推广 | 1 | |
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| 灰狐数据 | 1 | |
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Usability
Url
Domain : openuniversity.io
Length : 17
Favicon
Very bad. We have not found shortcut icon. Icons are one of easy ways to attract regular visitors to your website more often.
Printability
We could not find a Print-Friendly CSS.
Language
You have not specified the language. Use this free meta tags generator to declare the intended language of your website.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
XHTML 1.0 Strict
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
| Deprecated tags | Occurrences |
|---|---|
| <center> | 4 |
Deprecated HTML tags are HTML tags that are no longer used. It is recommended that you remove or replace these HTML tags because they are now obsolete.
Speed Tips
|
Attention! Try to avoid nested tables in HTML. |
|
Too bad, your website is using inline styles. |
 |
Great, your website has few CSS files. |
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Perfect, your website has few JavaScript files. |
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Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://openuniversity.io/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.