Tools & Wizards About Us
12349.com screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

12349.com

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Page Load Speed

33.1 sec in total

First Response

3.8 sec

Resources Loaded

28.9 sec

Page Rendered

360 ms

12349.com screenshot

About Website

Visit 12349.com now to see the best up-to-date 12349 content and also check out these interesting facts you probably never knew about 12349.com

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Visit 12349.com

Key Findings

We analyzed 12349.com page load time and found that the first response time was 3.8 sec and then it took 29.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

12349.com performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

12349.com

3838 ms

css.css

4583 ms

jquery.js

7881 ms

top.js

3468 ms

hd.js

1094 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 33% of them (16 requests) were addressed to the original 12349.com, 67% (32 requests) were made to Pic.12349.com. The less responsive or slowest element that took the longest time to load (18.8 sec) relates to the external source Pic.12349.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 174.2 kB (21%)

Content Size

840.7 kB

After Optimization

666.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 12349.com main page is 840.7 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. 15% of websites need less resources to load. Images take 692.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 30.1 kB

  • Original 38.8 kB
  • After minification 36.3 kB
  • After compression 8.7 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 30.1 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 54.2 kB

  • Original 692.3 kB
  • After minification 638.1 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. 12349 images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 24.4 kB

  • Original 30.1 kB
  • After minification 19.0 kB
  • After compression 5.7 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 24.4 kB or 81% of the original size.

CSS Optimization

-82%

Potential reduce by 65.5 kB

  • Original 79.4 kB
  • After minification 68.2 kB
  • After compression 13.9 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. 12349.com needs all CSS files to be minified and compressed as it can save up to 65.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (7%)

Requests Now

46

After Optimization

43

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 12349. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

12349.com

12349.com

3838 ms

css.css

css.css

4583 ms

jquery.js

jquery.js

7881 ms

top.js

top.js

3468 ms

hd.js

hd.js

1094 ms

hdt.js

hdt.js

324 ms

logo.png

logo.png

2646 ms

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20141117020205242B.gif

3780 ms

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3734 ms

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5391 ms

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11813 ms

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7895 ms

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5535 ms

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7058 ms

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7350 ms

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10379 ms

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6659 ms

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8561 ms

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7950 ms

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9834 ms

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11566 ms

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8862 ms

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10091 ms

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9765 ms

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11566 ms

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11287 ms

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11572 ms

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17469 ms

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15500 ms

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18707 ms

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18766 ms

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13816 ms

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14031 ms

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16499 ms

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15321 ms

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15635 ms

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16701 ms

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20141117035512695B.gif

16569 ms

20141214210223956.png

20141214210223956.png

17240 ms

bg_headcap.jpg

bg_headcap.jpg

391 ms

novbg.jpg

novbg.jpg

411 ms

novbg1.jpg

novbg1.jpg

398 ms

bg_search.gif

bg_search.gif

414 ms

gmy.jpg

gmy.jpg

1402 ms

top12.jpg

top12.jpg

1069 ms

r.png

r.png

754 ms

titlebg.png

titlebg.png

762 ms

lbg.jpg

lbg.jpg

1132 ms

Accessibility Review

12349.com accessibility score

56

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

12349.com 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

12349.com SEO score

80

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 12349.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 12349.com 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

12349.com

Open Graph description is not detected on the main page of 12349. 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: