SEO report of softwarehistory.net
计算机操作系统、程序设计语言和软件开发工具历史网 ...
www.softwarehistory.net/
计算机操作系统、程序设计语言和软件开发工具版本历史网，概述计算机操作系统和编程语言(机器,汇编,C/C++语言)的历史
Tasks
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.softwarehistory.net/
Character length : 24
Title
计算机操作系统、程序设计语言和软件开发工具历史网
Description
计算机操作系统、程序设计语言和软件开发工具版本历史网，概述计算机操作系统和编程语言(机器,汇编,C/C++语言)的历史
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
- http://www.softwarehistory.net/categoryA/os_history ("操作系统发展历史")
- http://www.softwarehistory.net/categoryA/os_dev ("操作系统")
- http://www.softwarehistory.net/categoryA/programming_skill ("编程技巧")
- http://www.softwarehistory.net/categoryA/network/appanet_history.php ("互联网")
- http://www.softwarehistory.net/h/OS_Jiaocheng_Sun ("操作系统教程")
- http://www.softwarehistory.net/h/msdn_VBSCRIPT_CHM ("VBScript语言")
- http://www.softwarehistory.net/h/msdn_VBCON98_CHM ("VB开发工具")
- http://www.softwarehistory.net/h/msdn_VB98_CHM ("VB参考")
- http://www.softwarehistory.net/h/msdn_VBENLR98_CHM ("VB语法")
- http://www.softwarehistory.net/h/EmbeddedSystem_Chen ("嵌入式系统")
- http://www.softwarehistory.net/h/Cortex_M3_DefinGuide ("Cortex M3开发")
- http://www.softwarehistory.net/h/ARM_KaifaXiangjie ("ARM开发详解")
- http://www.softwarehistory.net/h/IBM_S390SysAdmin ("IBM S390 系统管理")
- http://www.softwarehistory.net/h/E_Comp_ZuchengYuanli ("电子计算机组成原理")
- http://www.softwarehistory.net/categoryA/corp_and_org ("IT名企")
- http://www.softwarehistory.net/categoryA/english_version ("英文文档")
- http://www.softwarehistory.net/categoryA/IT_people ("IT名人堂")
- http://www.softwarehistory.net/categoryA/linux_skill ("linux 技巧")
- http://www.softwarehistory.net/categoryA/os_dev ("操作系统开发")
- http://www.softwarehistory.net/categoryA/os_history ("操作系统历史")
- http://www.softwarehistory.net/categoryA/programming_language ("编程语言历史")
- http://www.softwarehistory.net/categoryA/site_operating ("网站运营")
- http://www.softwarehistory.net/categoryA/smart_phone_os ("智能手机")
- http://www.softwarehistory.net/categoryA/webpage_design ("网页设计")
- http://www.softwarehistory.net/categoryA/windows_skill ("windows 技巧")
- Expand
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
https://softwarehistory.net/robots.txt
https://softwarehistory.net/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
No info found.
Content
Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
计算机操作系统、程序设计语言和软件开发工具历史网
Character length : 24
Good! The title’s length is between 10 and 70 characters.
Character length : 24
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 31%
Good! The text / code ratio is between 25 and 70 percent.
Good! The text / code ratio is between 25 and 70 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 8 | 0 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> 计算机操作系统, 编程语言和开发工具历史网: DOS, Windows, Linux, UNIX, Mac OS X
- <H2> 最近更新
- <H2> 自动更新
- <H2> 计算机操作系统历史网：www.softwarehistory.net，关注操作系统和编程语言（汇编，C/C++）的历史
- <H2> 计算机X86机器语言开发网正在撰写的文章列表
- <H2> 推荐文章
- <H2> 导航
- <H2> 友情链接
- <H2> 关于本站
Word cloud
- php18
- windows4
- linux2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| php | |||
| windows | |||
| linux |
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Error! The website uses iFrame solutions. This type of contents are not indexed by Google.
Images
We found 0 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Technologies
Mobile optimization
This website is optimal for mobile devices!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 1 |
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with www.
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 1 |
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Loading time
1,889 ms
Table layout
Good! No nested tables found.
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
- http://www.softwarehistory.net/no_webpages/css.css
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
0.00
Gzip compression
Your site uses compression.
Speed test – Browser cache
Browser cache
The browser cache is set correctly for all elements.
Speed test – Images
File size of all images combined
0.00
Image optimisation
All images are optimized.
Traffic
Alexa
2295823
Links
We found a total of 74 different links.
Internal links: 67
External links: 7
Internal links: 67
External links: 7
External links:
| Link text (anchor) | Link strength |
|---|---|
| http://izyc.net/aa/chs/imageconv/to_bmp.php | |
| 新浪博客 | |
| 图片格式转换处理 | |
| 网易博客 | |
| 编程论坛 | |
| 中国软件开发网 | |
| 天极网 |
Internal links:
Website security
IP
104.223.62.205
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.
Sites on same ip
Icons
Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H1 : 计算机操作系统, 编程语言和开发工具历史网: DOS, Windows, Linux, UNIX, Mac OS X, ( 16.078125px from top )
- H2 : 最近更新, ( 176.15625px from top )
- H2 : 自动更新, ( 408.15625px from top )
- H2 : 计算机操作系统历史网：www.softwarehistory.net，关注操作系统和编程语言（汇编，C/C++）的历史, ( 440.15625px from top )
- H2 : 计算机X86机器语言开发网正在撰写的文章列表, ( 1380.15625px from top )
Typos
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