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cosdev.com screenshot

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

cosdev.com

Page Load Speed

996 ms in total

First Response

109 ms

Resources Loaded

618 ms

Page Rendered

269 ms

cosdev.com screenshot

About Website

Welcome to cosdev.com homepage info - get ready to check Cosdev best content right away, or after learning these important things about cosdev.com

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Key Findings

We analyzed Cosdev.com page load time and found that the first response time was 109 ms and then it took 887 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

cosdev.com performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value390 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value9.1 s

32/100

10%

Network Requests Diagram

cosdev.com

109 ms

cosdev.com

79 ms

gtm.js

150 ms

bootstrap.first-1.1.1.min.css

37 ms

style.first-1.1.3.min.css

46 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cosdev.com, 70% (38 requests) were made to Perfectdomain.com and 24% (13 requests) were made to Assets.perfectdomain.com. The less responsive or slowest element that took the longest time to load (275 ms) relates to the external source Perfectdomain.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.1 kB (30%)

Content Size

246.4 kB

After Optimization

171.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cosdev.com main page is 246.4 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. 55% of websites need less resources to load. Images take 113.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 52.7 kB

  • Original 60.1 kB
  • After minification 42.1 kB
  • After compression 7.4 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. This page needs HTML code to be minified as it can gain 17.9 kB, which is 30% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 52.7 kB or 88% of the original size.

Image Optimization

-19%

Potential reduce by 22.0 kB

  • Original 113.8 kB
  • After minification 91.9 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, Cosdev needs image optimization as it can save up to 22.0 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 422 B

  • Original 62.4 kB
  • After minification 62.4 kB
  • After compression 62.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 21 B

  • Original 10.1 kB
  • After minification 10.1 kB
  • After compression 10.1 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. Cosdev.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (27%)

Requests Now

49

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cosdev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cosdev.com

cosdev.com

109 ms

cosdev.com

cosdev.com

79 ms

gtm.js

gtm.js

150 ms

bootstrap.first-1.1.1.min.css

bootstrap.first-1.1.1.min.css

37 ms

style.first-1.1.3.min.css

style.first-1.1.3.min.css

46 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

95 ms

js

js

153 ms

defer-1.1.1.js

defer-1.1.1.js

93 ms

bootstrap.min.js

bootstrap.min.js

120 ms

ejs.min.js

ejs.min.js

144 ms

js.cookie.js

js.cookie.js

117 ms

style-1.1.1.min.js

style-1.1.1.min.js

118 ms

script-1.1.2.min.js

script-1.1.2.min.js

134 ms

dn_icon.svg

dn_icon.svg

137 ms

menu-icon.svg

menu-icon.svg

148 ms

Shape10-min.svg

Shape10-min.svg

237 ms

placeholder.jpg

placeholder.jpg

238 ms

noun_bulb_950363.svg

noun_bulb_950363.svg

242 ms

stars-4.5.svg

stars-4.5.svg

247 ms

heart2.svg

heart2.svg

245 ms

heart.svg

heart.svg

245 ms

angle-down.svg

angle-down.svg

245 ms

payment-option-paypal.png

payment-option-paypal.png

265 ms

payment-option-visa.png

payment-option-visa.png

266 ms

payment-option-american.png

payment-option-american.png

269 ms

payment-option-master.png

payment-option-master.png

268 ms

payment-option-wire.png

payment-option-wire.png

267 ms

payment-option-bitcoin.png

payment-option-bitcoin.png

269 ms

partner-godaddy-sized.png

partner-godaddy-sized.png

272 ms

loading.gif

loading.gif

273 ms

Path8138.svg

Path8138.svg

273 ms

Group589.svg

Group589.svg

275 ms

recommendation.api

recommendation.api

50 ms

logo.svg

logo.svg

49 ms

d14e14c7540950eedb243aba69223ffe_l.jpg

d14e14c7540950eedb243aba69223ffe_l.jpg

125 ms

Roboto-Medium.woff

Roboto-Medium.woff

80 ms

Roboto-Regular.woff

Roboto-Regular.woff

33 ms

Roboto-Bold.woff

Roboto-Bold.woff

60 ms

inner.search.domains-1.1.1.ejs

inner.search.domains-1.1.1.ejs

42 ms

30204a1f032fc82accb98b4fd1e63e80.jpg

30204a1f032fc82accb98b4fd1e63e80.jpg

37 ms

2d0bf760daf62ae35b84d9d4979a7ef0.jpg

2d0bf760daf62ae35b84d9d4979a7ef0.jpg

58 ms

a7a5c08edc02adc50b285a388e2315f3.jpg

a7a5c08edc02adc50b285a388e2315f3.jpg

59 ms

59e525db8c1c15d9cac02f5445fa688c.jpg

59e525db8c1c15d9cac02f5445fa688c.jpg

58 ms

5d667ad21471adab9f4ca45557c1991e.jpg

5d667ad21471adab9f4ca45557c1991e.jpg

61 ms

914fccd6e889574b66a9dda321cbbef8.jpg

914fccd6e889574b66a9dda321cbbef8.jpg

59 ms

9c2ee78d45b7eb7554e1411fa3e68705.jpg

9c2ee78d45b7eb7554e1411fa3e68705.jpg

60 ms

1239f483abb044628b60a0b1507a10b6.jpg

1239f483abb044628b60a0b1507a10b6.jpg

69 ms

268282a1d6eca379b5c5875c5ddaba74.jpg

268282a1d6eca379b5c5875c5ddaba74.jpg

68 ms

f1f78b3a04861dc5019b1285143e9495.jpg

f1f78b3a04861dc5019b1285143e9495.jpg

68 ms

7b22a2df0017e670b9fc67cb43ae4709.jpg

7b22a2df0017e670b9fc67cb43ae4709.jpg

68 ms

4168fbc22b119bdb27b0c1a67564531f.jpg

4168fbc22b119bdb27b0c1a67564531f.jpg

81 ms

noun_Info.svg

noun_Info.svg

32 ms

Group828.svg

Group828.svg

38 ms

Group829.svg

Group829.svg

36 ms

Accessibility Review

cosdev.com accessibility score

97

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.

Best Practices

cosdev.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cosdev.com SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cosdev.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cosdev.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

cosdev.com

Open Graph data is detected on the main page of Cosdev. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: