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blog.commonlit.org screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

blog.commonlit.org

CommonLit Blog | Featured Stories, School Essentials, and More

Page Load Speed

2.1 sec in total

First Response

29 ms

Resources Loaded

458 ms

Page Rendered

1.6 sec

blog.commonlit.org screenshot

About Website

Welcome to blog.commonlit.org homepage info - get ready to check Blog Common Lit best content for United States right away, or after learning these important things about blog.commonlit.org

Explore the latest stories on elementary, middle, and high school programs, CommonLit Originals, School Essentials, and more.

Visit blog.commonlit.org

Key Findings

We analyzed Blog.commonlit.org page load time and found that the first response time was 29 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

blog.commonlit.org performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

blog.commonlit.org

29 ms

121 ms

screen.css

66 ms

portal.min.js

122 ms

sodo-search.min.js

140 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Blog.commonlit.org, 70% (40 requests) were made to Commonlit.org and 11% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (217 ms) relates to the external source Commonlit.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 136.0 kB (3%)

Content Size

5.2 MB

After Optimization

5.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blog.commonlit.org main page is 5.2 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. Only a small number of websites need less resources to load. Images take 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 126.0 kB

  • Original 191.4 kB
  • After minification 190.0 kB
  • After compression 65.4 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. 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 126.0 kB or 66% of the original size.

Image Optimization

-0%

Potential reduce by 9.9 kB

  • Original 5.0 MB
  • After minification 5.0 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. Blog Common Lit images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 65 B

  • Original 4.2 kB
  • After minification 4.2 kB
  • After compression 4.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 80 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 6.8 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. Blog.commonlit.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (29%)

Requests Now

49

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Common Lit. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blog.commonlit.org

blog.commonlit.org

29 ms

121 ms

screen.css

screen.css

66 ms

portal.min.js

portal.min.js

122 ms

sodo-search.min.js

sodo-search.min.js

140 ms

cards.min.js

cards.min.js

64 ms

cards.min.css

cards.min.css

57 ms

member-attribution.min.js

member-attribution.min.js

53 ms

js

js

99 ms

css2

css2

51 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

31 ms

infinite-scroll.js

infinite-scroll.js

43 ms

casper.js

casper.js

110 ms

global.js

global.js

110 ms

v2.js

v2.js

46 ms

min.js

min.js

32 ms

css2

css2

47 ms

array.js

array.js

58 ms

COMMONLIT-LOGO---Horizontal--teal-1.png

COMMONLIT-LOGO---Horizontal--teal-1.png

51 ms

yellow-pattern.png

yellow-pattern.png

52 ms

jumbotron-500.png

jumbotron-500.png

45 ms

jumbotron-600.png

jumbotron-600.png

50 ms

jumbotron-900.png

jumbotron-900.png

89 ms

jumbotron.png

jumbotron.png

46 ms

CommonLit_Fall2022_097-1.JPG

CommonLit_Fall2022_097-1.JPG

94 ms

T04GGR2LZ-U6ZC6SAAK-01fb1b562b8d-512.png

T04GGR2LZ-U6ZC6SAAK-01fb1b562b8d-512.png

94 ms

CommonLit_Fall2022_103.JPG

CommonLit_Fall2022_103.JPG

93 ms

Rob.Fleisher-Headshot.jpeg

Rob.Fleisher-Headshot.jpeg

94 ms

CommonLit_Fall2022_196--1-.JPG

CommonLit_Fall2022_196--1-.JPG

92 ms

Screenshot-2023-07-11-at-4.49.48-PM.png

Screenshot-2023-07-11-at-4.49.48-PM.png

96 ms

yellow-light-wave.svg

yellow-light-wave.svg

124 ms

IMG_0280.jpg

IMG_0280.jpg

136 ms

Profile-Picture.png

Profile-Picture.png

126 ms

CommonLit_Fall2022_128.JPG

CommonLit_Fall2022_128.JPG

123 ms

1653924083171.jpeg

1653924083171.jpeg

125 ms

CommonLit_Fall2022_140.JPG

CommonLit_Fall2022_140.JPG

140 ms

CommonLit_Fall2022_086.JPG

CommonLit_Fall2022_086.JPG

148 ms

CommonLit_Fall2022_056.JPG

CommonLit_Fall2022_056.JPG

168 ms

CommonLit_Fall2022_099.JPG

CommonLit_Fall2022_099.JPG

171 ms

Screen-Shot-2023-06-13-at-10.18.41-AM.png

Screen-Shot-2023-06-13-at-10.18.41-AM.png

170 ms

yellow-wave.svg

yellow-wave.svg

161 ms

CommonLit_Fall2022_109--1-.JPG

CommonLit_Fall2022_109--1-.JPG

178 ms

CommonLit_Fall2022_183-1.JPG

CommonLit_Fall2022_183-1.JPG

182 ms

CommonLit_Fall2022_188.JPG

CommonLit_Fall2022_188.JPG

209 ms

UNETE2.jpg

UNETE2.jpg

207 ms

i-h42DBb7-M.jpg

i-h42DBb7-M.jpg

191 ms

1_A3cBKNLE6YckiboLtaOJVw.png

1_A3cBKNLE6YckiboLtaOJVw.png

213 ms

Moppett_Headshot.jpg

Moppett_Headshot.jpg

217 ms

1_sslZ6CVTkmF2GPG5yhJwsw-1.jpeg

1_sslZ6CVTkmF2GPG5yhJwsw-1.jpeg

207 ms

commonlit-logo-black.png

commonlit-logo-black.png

214 ms

101 ms

S6uyw4BMUTPHvxk.ttf

S6uyw4BMUTPHvxk.ttf

18 ms

S6u9w4BMUTPHh7USew8.ttf

S6u9w4BMUTPHh7USew8.ttf

22 ms

S6u9w4BMUTPHh6UVew8.ttf

S6u9w4BMUTPHh6UVew8.ttf

28 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

36 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

36 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-.ttf

41 ms

Accessibility Review

blog.commonlit.org accessibility score

100

Accessibility Issues

Best Practices

blog.commonlit.org best practices score

83

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

blog.commonlit.org SEO score

93

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

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 Blog.commonlit.org 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 Blog.commonlit.org 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

blog.commonlit.org

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