Tools & Wizards About Us
codeinterview.io screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

codeinterview.io

CodeInterview - The Online Code Interview Tool & Code Editor

Page Load Speed

1.6 sec in total

First Response

71 ms

Resources Loaded

855 ms

Page Rendered

634 ms

codeinterview.io screenshot

About Website

Click here to check amazing Code Interview content for Egypt. Otherwise, check out these important facts you probably never knew about codeinterview.io

CodeInterview is an Online Code Interview tool & platform where you can do pair programming online for interviews with our online code editor and compilers.

Visit codeinterview.io

Key Findings

We analyzed Codeinterview.io page load time and found that the first response time was 71 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

codeinterview.io performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

codeinterview.io

71 ms

codeinterview.io

88 ms

gtm.js

61 ms

css

43 ms

css2

70 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 66% of them (45 requests) were addressed to the original Codeinterview.io, 4% (3 requests) were made to Cdn.jsdelivr.net and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (482 ms) belongs to the original domain Codeinterview.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 235.9 kB (12%)

Content Size

1.9 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Codeinterview.io main page is 1.9 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 42.4 kB

  • Original 52.2 kB
  • After minification 33.9 kB
  • After compression 9.8 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 18.2 kB, which is 35% 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 42.4 kB or 81% of the original size.

Image Optimization

-9%

Potential reduce by 161.3 kB

  • Original 1.8 MB
  • After minification 1.6 MB

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. Code Interview images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 32.2 kB

  • Original 53.6 kB
  • After minification 53.6 kB
  • After compression 21.4 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 32.2 kB or 60% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (52%)

Requests Now

64

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Code Interview. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

codeinterview.io

codeinterview.io

71 ms

codeinterview.io

codeinterview.io

88 ms

gtm.js

gtm.js

61 ms

css

css

43 ms

css2

css2

70 ms

main.css

main.css

51 ms

swiper-bundle.min.css

swiper-bundle.min.css

34 ms

swiper-bundle.min.js

swiper-bundle.min.js

41 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

29 ms

modalvideo.js

modalvideo.js

192 ms

main.js

main.js

186 ms

js.cookie.min.js

js.cookie.min.js

39 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

57 ms

analytics.js

analytics.js

34 ms

l170cuy6lh

l170cuy6lh

167 ms

heap-818693287.js

heap-818693287.js

120 ms

stars

stars

240 ms

background-arrow.svg

background-arrow.svg

100 ms

down-arrow.svg

down-arrow.svg

206 ms

icon-screening-tests.svg

icon-screening-tests.svg

205 ms

icon-coding-interviews.svg

icon-coding-interviews.svg

201 ms

icon-template.svg

icon-template.svg

155 ms

icon-languages.svg

icon-languages.svg

142 ms

icon-multiple-choice.svg

icon-multiple-choice.svg

177 ms

icon-whiteboard-mode.svg

icon-whiteboard-mode.svg

202 ms

icon-audio-video.svg

icon-audio-video.svg

283 ms

icon-databases.svg

icon-databases.svg

224 ms

icon-front-end-interviews.svg

icon-front-end-interviews.svg

245 ms

icon-code-editors.svg

icon-code-editors.svg

244 ms

icon-single-sign-on.svg

icon-single-sign-on.svg

260 ms

icon-security.svg

icon-security.svg

260 ms

icon-proctoring.svg

icon-proctoring.svg

300 ms

logo-adobe.svg

logo-adobe.svg

287 ms

logo-samsung.svg

logo-samsung.svg

292 ms

logo-hp.svg

logo-hp.svg

309 ms

logo-continental.svg

logo-continental.svg

311 ms

logo-toyota.svg

logo-toyota.svg

331 ms

logo-sap.svg

logo-sap.svg

328 ms

arrow.svg

arrow.svg

352 ms

img-compiler.png

img-compiler.png

353 ms

img-programing.png

img-programing.png

357 ms

img-audio-video.png

img-audio-video.png

361 ms

img-code-editor.png

img-code-editor.png

377 ms

img-cta.png

img-cta.png

417 ms

img-time-to-hire.png

img-time-to-hire.png

412 ms

img-immediate-impact.png

img-immediate-impact.png

417 ms

img-simplify-decision.png

img-simplify-decision.png

412 ms

icon-prepare.svg

icon-prepare.svg

414 ms

blue-arrow.svg

blue-arrow.svg

429 ms

icon-interview.svg

icon-interview.svg

457 ms

review.svg

review.svg

482 ms

collect

collect

37 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

44 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

49 ms

img-testimonial.png

img-testimonial.png

364 ms

1007417.js

1007417.js

209 ms

icon-facebook.png

icon-facebook.png

365 ms

img-testimonial-justin.png

img-testimonial-justin.png

367 ms

h

h

19 ms

js

js

51 ms

joist.png

joist.png

366 ms

clarity.js

clarity.js

30 ms

img-testimonial1.png

img-testimonial1.png

342 ms

Tusimple.png

Tusimple.png

335 ms

k0gn6e02

k0gn6e02

25 ms

frame.9a0e43ba.js

frame.9a0e43ba.js

30 ms

vendor.989ae25f.js

vendor.989ae25f.js

52 ms

c.gif

c.gif

7 ms

Accessibility Review

codeinterview.io 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

codeinterview.io best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

codeinterview.io SEO score

72

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

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Codeinterview.io 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 Codeinterview.io 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

codeinterview.io

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