SEO report of duoluntech.com
南京多伦科技股份有限公司
www.duoluntech.com/
Error! The "meta description" is missing, the page has no summary description!
Tasks
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.duoluntech.com/
Character length : 19
Title
南京多伦科技股份有限公司
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
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
The robots.txt file is missing!
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
南京多伦科技股份有限公司
Character length : 12
Good! The title’s length is between 10 and 70 characters.
Character length : 12
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 5%
Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 1 | 0 | 0 |
Heading structure in the source code
- <H4> 多伦科技 603528.SH
Word cloud
- 点击查看详细3
- 智能驾考2
- 解决方案2
- 联系我们2
- news2
- 智慧交通2
- 智能驾培2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| 点击查看详细 | |||
| 智能驾考 | |||
| 解决方案 | |||
| 联系我们 | |||
| news | |||
| 智慧交通 |
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 15 images on this web page.
Alternate attributes for the following 5 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 5 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Technologies
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
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.
Table layout
Good! No nested tables found.
Number of HTTP resources
31
Number of source domains
3
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking css files
List of render blocking css files
- http://www.duoluntech.com/css/main.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
196.67KB
Javascript minifying
You can save 2.1KB (31% compression) on the analysed URL by minifying the javascript files.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
- http://www.duoluntech.com/css/main.css
File size of all css files combined
20.71KB
CSS minifying
You can save 3.6KB (18% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.duoluntech.com/css/main.css you can save 3.6KB (18% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
14.63KB
Gzip compression
Error! By using Gzip you can save 61.5KB (65% compression) on your site.
- By compressing http://www.duoluntech.com/script/jquery-1.11.0.min.js you can save 61.5KB (65% compression rate)
- By compressing http://www.duoluntech.com/css/main.css you can save 15.9KB (77% compression rate)
- By compressing http://www.duoluntech.com you can save 10.2KB (71% compression rate)
- By compressing http://www.duoluntech.com/script/nav.js you can save 2.1KB (64% compression rate)
- By compressing http://www.duoluntech.com/script/jiejuefangan.js you can save 1.8KB (75% compression rate)
- By compressing http://www.duoluntech.com/script/banner.js you can save 906B (63% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
28
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://www.duoluntech.com/css/main.css | Expiry time is not specified |
| http://www.duoluntech.com/pic/arrow.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/bluejiantou.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/chakanxiangxi.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/cirblue.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/cirwhite.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/current_nav_bg.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/erjinav.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/huisejiantou.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/jiao.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/leftBtn.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/logo.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/qiu.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/rightBtn.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/shoucang_right.png | Expiry time is not specified |
| http://www.duoluntech.com/pic/topnewsimg.jpg | Expiry time is not specified |
| http://www.duoluntech.com/script/banner.js | Expiry time is not specified |
| http://www.duoluntech.com/script/jiejuefangan.js | Expiry time is not specified |
| http://www.duoluntech.com/script/jquery-1.11.0.min.js | Expiry time is not specified |
| http://www.duoluntech.com/script/nav.js | Expiry time is not specified |
| http://www.duoluntech.com/.. /20161110054300.jpg | Expiry time is not specified |
| http://www.duoluntech.com/.. /20161111011115.jpg | Expiry time is not specified |
| http://www.duoluntech.com/.. /20170405051134.jpg | Expiry time is not specified |
| http://www.duoluntech.com/upload/wnews/20161110/20161110043933.jpg | Expiry time is not specified |
| http://www.duoluntech.com/upload/wnews/20161110/20161110043942.png | Expiry time is not specified |
| http://www.duoluntech.com/upload/wnews/20161110/20161110053722.jpg | Expiry time is not specified |
| http://www.duoluntech.com/upload/wnews/20161110/20161110053833.jpg | Expiry time is not specified |
Speed test – Images
File size of all images combined
6.47MB
Image optimisation
You can save 4.6MB (72% compression) by optimising the images below:
- By lossless compressing the http://www.duoluntech.com/.. /20161110054300.jpg you can save 1.2MB (97%) data.
- By lossless compressing the http://www.duoluntech.com/upload/wnews/20161110/20161110043942.png you can save 907.1KB (47%) data.
- By lossless compressing the http://www.duoluntech.com/.. /20170405051134.jpg you can save 840.5KB (72%) data.
- By lossless compressing the http://www.duoluntech.com/upload/wnews/20161110/20161110053722.jpg you can save 728.2KB (75%) data.
- By lossless compressing the http://www.duoluntech.com/upload/wnews/20161110/20161110043933.jpg you can save 575.4KB (86%) data.
- By lossless compressing the http://www.duoluntech.com/upload/wnews/20161110/20161110053833.jpg you can save 300.6KB (78%) data.
- By lossless compressing the http://www.duoluntech.com/.. /20161111011115.jpg you can save 150.3KB (78%) data.
- By lossless compressing the http://www.duoluntech.com/pic/topnewsimg.jpg you can save 12.1KB (50%) data.
- By lossless compressing the http://www.duoluntech.com/pic/cirwhite.png you can save 938B (74%) data.
- By lossless compressing the http://www.duoluntech.com/pic/leftBtn.png you can save 934B (78%) data.
- By lossless compressing the http://www.duoluntech.com/pic/rightBtn.png you can save 928B (78%) data.
- By lossless compressing the http://www.duoluntech.com/pic/arrow.png you can save 897B (76%) data.
- By lossless compressing the http://www.duoluntech.com/pic/huisejiantou.png you can save 883B (86%) data.
- By lossless compressing the http://www.duoluntech.com/pic/erjinav.png you can save 854B (92%) data.
- By lossless compressing the http://www.duoluntech.com/pic/cirblue.png you can save 196B (37%) data.
- By lossless compressing the http://www.duoluntech.com/pic/chakanxiangxi.png you can save 145B (36%) data.
Links
We found a total of 45 different links.
Internal links: 38
External links: 7
Internal links: 38
External links: 7
External links:
Internal links:
Website security
IP
118.145.2.189
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.
Typos
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