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coderwall.com screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

coderwall.com

A community of great programmers and their programming tips

Page Load Speed

1.7 sec in total

First Response

170 ms

Resources Loaded

1.4 sec

Page Rendered

138 ms

coderwall.com screenshot

About Website

Welcome to coderwall.com homepage info - get ready to check Coderwall best content for India right away, or after learning these important things about coderwall.com

Programming tips, tools, and projects from our developer community. A collaborative learning platform for software developers.

Visit coderwall.com

Key Findings

We analyzed Coderwall.com page load time and found that the first response time was 170 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

coderwall.com performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

24/100

25%

SI (Speed Index)

Value3.3 s

90/100

10%

TBT (Total Blocking Time)

Value800 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

coderwall.com

170 ms

application-449796afc301b3702eb0cbbdf1c6f99039e1cf3c94a563d42dfbd87c8967a8f7.css

14 ms

application-3e3e12fc0a9acc4866ed49f1ed627fdcb31da67cfdc7e63f4cb1300b2404612f.js

20 ms

analytics.js

68 ms

50775e2d30a1d50002000221.js

138 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 10% of them (4 requests) were addressed to the original Coderwall.com, 15% (6 requests) were made to D.adroll.com and 8% (3 requests) were made to Cm.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (463 ms) relates to the external source Js-agent.newrelic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 248.9 kB (61%)

Content Size

407.8 kB

After Optimization

158.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Coderwall.com main page is 407.8 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. Javascripts take 316.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 31.7 kB

  • Original 39.4 kB
  • After minification 39.3 kB
  • After compression 7.7 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 31.7 kB or 80% of the original size.

JavaScript Optimization

-56%

Potential reduce by 177.0 kB

  • Original 316.1 kB
  • After minification 316.0 kB
  • After compression 139.1 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 177.0 kB or 56% of the original size.

CSS Optimization

-77%

Potential reduce by 40.3 kB

  • Original 52.3 kB
  • After minification 52.1 kB
  • After compression 12.0 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. Coderwall.com needs all CSS files to be minified and compressed as it can save up to 40.3 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (89%)

Requests Now

27

After Optimization

3

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coderwall. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

coderwall.com

coderwall.com

170 ms

application-449796afc301b3702eb0cbbdf1c6f99039e1cf3c94a563d42dfbd87c8967a8f7.css

application-449796afc301b3702eb0cbbdf1c6f99039e1cf3c94a563d42dfbd87c8967a8f7.css

14 ms

application-3e3e12fc0a9acc4866ed49f1ed627fdcb31da67cfdc7e63f4cb1300b2404612f.js

application-3e3e12fc0a9acc4866ed49f1ed627fdcb31da67cfdc7e63f4cb1300b2404612f.js

20 ms

analytics.js

analytics.js

68 ms

50775e2d30a1d50002000221.js

50775e2d30a1d50002000221.js

138 ms

fontawesome-webfont-c812ddc9e475d3e65d68a6b3b589ce598a2a5babb7afc55477d59215c4a38a40.woff

fontawesome-webfont-c812ddc9e475d3e65d68a6b3b589ce598a2a5babb7afc55477d59215c4a38a40.woff

11 ms

collect

collect

14 ms

collect

collect

22 ms

collect

collect

53 ms

ga-audiences

ga-audiences

65 ms

tagjs

tagjs

9 ms

72 ms

adsct

adsct

107 ms

Pug

Pug

72 ms

pixel

pixel

62 ms

cb

cb

36 ms

sd

sd

6 ms

pixel

pixel

19 ms

cb

cb

7 ms

ncm

ncm

4 ms

cb

cb

6 ms

tap.php

tap.php

146 ms

nr-885.min.js

nr-885.min.js

463 ms

roundtrip.js

roundtrip.js

22 ms

RYGGO77RVVCLXK4DBCVLFL.js

RYGGO77RVVCLXK4DBCVLFL.js

5 ms

tr

tr

46 ms

66 ms

out

out

24 ms

out

out

27 ms

out

out

40 ms

out

out

40 ms

out

out

41 ms

u.php

u.php

50 ms

sync

sync

43 ms

adsct

adsct

31 ms

pixel

pixel

15 ms

sd

sd

16 ms

in

in

15 ms

16 ms

377928.gif

377928.gif

10 ms

Accessibility Review

coderwall.com accessibility score

80

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

Best Practices

coderwall.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

coderwall.com SEO score

95

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coderwall.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Coderwall.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

coderwall.com

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: