Tools & Wizards About Us
outofmemory.cn screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

outofmemory.cn

内存溢出(OutOfMemory.cn)代码分享 技术聚客 - 为技术服务_内存溢出

Page Load Speed

39.6 sec in total

First Response

3.2 sec

Resources Loaded

35.7 sec

Page Rendered

698 ms

outofmemory.cn screenshot

About Website

Visit outofmemory.cn now to see the best up-to-date Outof Memory content for China and also check out these interesting facts you probably never knew about outofmemory.cn

首页描述

Visit outofmemory.cn

Key Findings

We analyzed Outofmemory.cn page load time and found that the first response time was 3.2 sec and then it took 36.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

outofmemory.cn performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value3,040 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.47

18/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

outofmemory.cn

3175 ms

15.6.css

8398 ms

progress-dots.gif

2565 ms

adsbygoogle.js

18 ms

jquery-1.7.2.min.js

7524 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 42% of them (35 requests) were addressed to the original Outofmemory.cn, 12% (10 requests) were made to Ju.outofmemory.cn and 12% (10 requests) were made to Images.csdn.net. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Bdimg.share.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 313.8 kB (25%)

Content Size

1.3 MB

After Optimization

939.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Outofmemory.cn main page is 1.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 845.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 50.2 kB

  • Original 65.4 kB
  • After minification 60.0 kB
  • After compression 15.2 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 50.2 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 72.9 kB

  • Original 845.2 kB
  • After minification 772.3 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. Outof Memory images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 142.8 kB

  • Original 279.8 kB
  • After minification 265.0 kB
  • After compression 137.0 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 142.8 kB or 51% of the original size.

CSS Optimization

-76%

Potential reduce by 47.9 kB

  • Original 62.7 kB
  • After minification 61.9 kB
  • After compression 14.8 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. Outofmemory.cn needs all CSS files to be minified and compressed as it can save up to 47.9 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (30%)

Requests Now

81

After Optimization

57

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Outof Memory. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

outofmemory.cn

outofmemory.cn

3175 ms

15.6.css

15.6.css

8398 ms

progress-dots.gif

progress-dots.gif

2565 ms

adsbygoogle.js

adsbygoogle.js

18 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

7524 ms

loginUser

loginUser

829 ms

site.js

site.js

3050 ms

shell_v2.js

shell_v2.js

4830 ms

609.ico

609.ico

6129 ms

topbarbg.png

topbarbg.png

563 ms

sprite.png

sprite.png

7002 ms

logo.png

logo.png

4144 ms

logo.png

logo.png

840 ms

java.png

java.png

2678 ms

dotnet.png

dotnet.png

852 ms

csdn.png

csdn.png

1972 ms

frontend.png

frontend.png

1296 ms

python.png

python.png

2554 ms

iteye.png

iteye.png

1694 ms

ruby.png

ruby.png

2154 ms

cpp.png

cpp.png

2967 ms

infoq.png

infoq.png

3056 ms

android.png

android.png

3419 ms

linux.png

linux.png

3710 ms

ibm.png

ibm.png

4005 ms

php.png

php.png

3979 ms

mysql.png

mysql.png

6160 ms

cnblogs.png

cnblogs.png

4211 ms

ios.png

ios.png

4436 ms

javascript.png

javascript.png

4505 ms

architecture.png

architecture.png

5136 ms

440-180.gif

440-180.gif

12301 ms

niu.png

niu.png

4878 ms

prcode.png

prcode.png

4991 ms

837.ico

837.ico

2642 ms

778.ico

778.ico

5089 ms

31.ico

31.ico

19530 ms

1201.ico

1201.ico

16863 ms

1404.ico

1404.ico

4672 ms

1547.ico

1547.ico

3576 ms

4378.ico

4378.ico

5866 ms

1051.ico

1051.ico

6988 ms

597.ico

597.ico

7844 ms

ca-pub-2260568282752965.js

ca-pub-2260568282752965.js

405 ms

zrt_lookup.html

zrt_lookup.html

392 ms

show_ads_impl.js

show_ads_impl.js

236 ms

ads

ads

402 ms

analytics.js

analytics.js

159 ms

osd.js

osd.js

154 ms

hm.js

hm.js

1758 ms

jquery-cookie.js

jquery-cookie.js

4678 ms

7348 ms

ads

ads

323 ms

4895 ms

collect

collect

58 ms

11811855500815691681

11811855500815691681

283 ms

abg.js

abg.js

352 ms

m_js_controller.js

m_js_controller.js

375 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

551 ms

15828793041264244612

15828793041264244612

169 ms

s

s

62 ms

x_button_blue2.png

x_button_blue2.png

60 ms

Rf2QnA3orEL6Eez56HJgxRuQ77qJyxbefnbSCBE0iUQ.js

Rf2QnA3orEL6Eez56HJgxRuQ77qJyxbefnbSCBE0iUQ.js

71 ms

hm.gif

hm.gif

470 ms

activeview

activeview

71 ms

activeview

activeview

149 ms

logger.js

logger.js

19719 ms

bds_s_v2.js

bds_s_v2.js

4010 ms

favicon.ico

favicon.ico

8970 ms

%7BFACDDA47-7341-4007-9323-BF39B670E7D2%7D.jpg

%7BFACDDA47-7341-4007-9323-BF39B670E7D2%7D.jpg

3533 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1.jpg

%E6%9C%AA%E6%A0%87%E9%A2%98-1.jpg

11432 ms

gic11223123.jpg

gic11223123.jpg

10630 ms

QQ%E5%9B%BE%E7%89%8720160406005206.png

QQ%E5%9B%BE%E7%89%8720160406005206.png

4546 ms

banner.jpg

banner.jpg

6390 ms

130367302403653236_meitu_1.jpg

130367302403653236_meitu_1.jpg

13162 ms

21_%E5%89%AF%E6%9C%AC.png

21_%E5%89%AF%E6%9C%AC.png

9324 ms

6.jpg

6.jpg

14538 ms

22222_%E5%89%AF%E6%9C%AC.png

22222_%E5%89%AF%E6%9C%AC.png

10774 ms

Impala_%E5%89%AF%E6%9C%AC.jpg

Impala_%E5%89%AF%E6%9C%AC.jpg

10763 ms

bdsstyle.css

bdsstyle.css

368 ms

getnum

getnum

690 ms

is.png

is.png

4148 ms

sc.png

sc.png

9742 ms

loginBox

loginBox

1443 ms

Accessibility Review

outofmemory.cn accessibility score

79

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

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

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

outofmemory.cn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

outofmemory.cn SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Outofmemory.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Outofmemory.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

outofmemory.cn

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