Tools & Wizards About Us
12t.cn screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

12t.cn

百度营销网站建设找易瑞通-百度开户推广代理-企业网络营销推广平台

Page Load Speed

11.7 sec in total

First Response

567 ms

Resources Loaded

11 sec

Page Rendered

130 ms

12t.cn screenshot

About Website

Visit 12t.cn now to see the best up-to-date 12 T content and also check out these interesting facts you probably never knew about 12t.cn

厦门易瑞通是百度开户指定的代理商，主营百度营销推广开户、信息流、爱采购、知了好学、装馨家、百度品牌推广以及自营的智能建站、小程序、基木鱼、域名注册等服务。按效果收费让网络推广更靠谱，专业的品牌营销策划让企业的宣传性价比更高。

Visit 12t.cn

Key Findings

We analyzed 12t.cn page load time and found that the first response time was 567 ms and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

12t.cn performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.7 s

0/100

25%

SI (Speed Index)

Value26.8 s

0/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

12t.cn

567 ms

default.html

1865 ms

css2012.css

1309 ms

sdf.css

531 ms

jquery-1.4.1.min.js

1560 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 93% of them (55 requests) were addressed to the original 12t.cn, 3% (2 requests) were made to Hm.baidu.com and 2% (1 request) were made to Goutong.baidu.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 128.1 kB (37%)

Content Size

347.7 kB

After Optimization

219.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 12t.cn main page is 347.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 220.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 18.9 kB

  • Original 25.6 kB
  • After minification 22.9 kB
  • After compression 6.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 18.9 kB or 74% of the original size.

Image Optimization

-17%

Potential reduce by 38.0 kB

  • Original 220.0 kB
  • After minification 182.0 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, 12 T needs image optimization as it can save up to 38.0 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 50.0 kB

  • Original 75.9 kB
  • After minification 74.6 kB
  • After compression 25.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 50.0 kB or 66% of the original size.

CSS Optimization

-81%

Potential reduce by 21.2 kB

  • Original 26.1 kB
  • After minification 23.6 kB
  • After compression 4.9 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 12t.cn needs all CSS files to be minified and compressed as it can save up to 21.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (30%)

Requests Now

57

After Optimization

40

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 12 T. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

12t.cn

12t.cn

567 ms

default.html

default.html

1865 ms

css2012.css

css2012.css

1309 ms

sdf.css

sdf.css

531 ms

jquery-1.4.1.min.js

jquery-1.4.1.min.js

1560 ms

channel.js

channel.js

551 ms

header_bg.jpg

header_bg.jpg

334 ms

logo.gif

logo.gif

555 ms

blog.gif

blog.gif

306 ms

proxy.gif

proxy.gif

619 ms

mune.png

mune.png

338 ms

banner_bg.jpg

banner_bg.jpg

769 ms

banner_01.png

banner_01.png

566 ms

banner_02.png

banner_02.png

586 ms

banner_04.png

banner_04.png

588 ms

banner_06.png

banner_06.png

851 ms

contact_tel.png

contact_tel.png

834 ms

contact_title1.png

contact_title1.png

908 ms

contact_btn1.png

contact_btn1.png

898 ms

contact_title2.png

contact_title2.png

927 ms

contact_btn2.png

contact_btn2.png

1029 ms

service1.jpg

service1.jpg

1093 ms

service2.gif

service2.gif

1116 ms

service3.gif

service3.gif

1149 ms

service4.gif

service4.gif

1160 ms

news_title.gif

news_title.gif

1373 ms

news_img.jpg

news_img.jpg

1689 ms

classroome_title.gif

classroome_title.gif

1439 ms

contact_bg.jpg

contact_bg.jpg

1422 ms

content_bg.jpg

content_bg.jpg

1379 ms

idx_s.gif

idx_s.gif

1441 ms

icon.gif

icon.gif

1628 ms

more_ico.jpg

more_ico.jpg

1631 ms

btn-b1.gif

btn-b1.gif

1684 ms

btn-b2.gif

btn-b2.gif

1684 ms

services_hr.jpg

services_hr.jpg

1689 ms

service2_ico.jpg

service2_ico.jpg

1908 ms

services_ico.jpg

services_ico.jpg

1898 ms

services3_ico.jpg

services3_ico.jpg

1917 ms

services4_ico.jpg

services4_ico.jpg

1933 ms

news_hr.jpg

news_hr.jpg

1935 ms

h.js

h.js

4298 ms

common.js

common.js

1931 ms

bluebg.jpg

bluebg.jpg

1905 ms

graybg.jpg

graybg.jpg

1879 ms

news-ico.jpg

news-ico.jpg

1888 ms

classroom_img.jpg

classroom_img.jpg

1677 ms

top.jpg

top.jpg

1659 ms

foot_bg1.jpg

foot_bg1.jpg

1646 ms

2012073010501065.png

2012073010501065.png

1892 ms

2012073010431131.png

2012073010431131.png

1908 ms

2012073010474729.png

2012073010474729.png

1724 ms

2012073010531015.png

2012073010531015.png

3281 ms

2013112714365097.png

2013112714365097.png

1750 ms

tel.png

tel.png

1688 ms

foot_bg2.jpg

foot_bg2.jpg

1826 ms

b.js

b.js

905 ms

hm.gif

hm.gif

1242 ms

bsl.js

bsl.js

970 ms

Accessibility Review

12t.cn accessibility score

77

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Definition list items are not wrapped in <dl> elements

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

12t.cn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

12t.cn SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document doesn't use legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 12t.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 12t.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

12t.cn

Open Graph description is not detected on the main page of 12 T. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: