Tools & Wizards About Us
issuu.us screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

issuu.us

Issuu | Create Interactive Flipbooks on our Digital Publishing Platform

Page Load Speed

335 ms in total

First Response

10 ms

Resources Loaded

325 ms

Page Rendered

0 ms

issuu.us screenshot

About Website

Visit issuu.us now to see the best up-to-date Issuu content for Russia and also check out these interesting facts you probably never knew about issuu.us

Issuu converts PDFs and documents into an interactive flipbook and marketing assets. Embed flipbooks onto your website and distribute online. Create yours with Issuu.

Visit issuu.us

Key Findings

We analyzed Issuu.us page load time and found that the first response time was 10 ms and then it took 325 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

issuu.us performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value750 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.19

64/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

Network Requests Diagram

issuu.us

10 ms

issuu.com

111 ms

index.min.css

21 ms

client.css

27 ms

react.production.min.js

40 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Issuu.us, 81% (55 requests) were made to Static.isu.pub and 6% (4 requests) were made to Issuu.com. The less responsive or slowest element that took the longest time to load (170 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 813.8 kB (27%)

Content Size

3.1 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Issuu.us main page is 3.1 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 101.6 kB

  • Original 130.3 kB
  • After minification 128.8 kB
  • After compression 28.6 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 101.6 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 65 B

  • Original 1.6 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. Issuu images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 711.8 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 546.9 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 711.8 kB or 57% of the original size.

CSS Optimization

-0%

Potential reduce by 343 B

  • Original 95.6 kB
  • After minification 95.6 kB
  • After compression 95.2 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. Issuu.us has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (17%)

Requests Now

66

After Optimization

55

  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Issuu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

issuu.us

issuu.us

10 ms

issuu.com

issuu.com

111 ms

index.min.css

index.min.css

21 ms

client.css

client.css

27 ms

react.production.min.js

react.production.min.js

40 ms

react-dom.production.min.js

react-dom.production.min.js

93 ms

react-is.production.min.js

react-is.production.min.js

122 ms

styled-components.min.js

styled-components.min.js

123 ms

client.js

client.js

98 ms

header.js

header.js

110 ms

index.min.css

index.min.css

49 ms

footer.js

footer.js

60 ms

index.min.css

index.min.css

67 ms

footer.css

footer.css

53 ms

gtm.js

gtm.js

170 ms

sprites.svg

sprites.svg

32 ms

icon-canva-gradient.svg

icon-canva-gradient.svg

114 ms

sprites.svg

sprites.svg

65 ms

sprites.svg

sprites.svg

77 ms

31d186ba39f38e8c4fac.png

31d186ba39f38e8c4fac.png

84 ms

1e794a8c4ec65e549678.png

1e794a8c4ec65e549678.png

85 ms

b93e99e7d364b854d110.svg

b93e99e7d364b854d110.svg

83 ms

0837cacb57b1645406a2.svg

0837cacb57b1645406a2.svg

85 ms

f9181d4957a5849917d6.svg

f9181d4957a5849917d6.svg

108 ms

daa81677a128f5e5f2c0.svg

daa81677a128f5e5f2c0.svg

111 ms

1e058abe112901b47789.svg

1e058abe112901b47789.svg

112 ms

61be94743fbf5c656749.svg

61be94743fbf5c656749.svg

114 ms

c9a1294b0691bc037dad.svg

c9a1294b0691bc037dad.svg

113 ms

4612a987aef73165a11e.svg

4612a987aef73165a11e.svg

116 ms

cb58414e99d0c7093bab.jpg

cb58414e99d0c7093bab.jpg

115 ms

ac313b2a99de4d2a9b56.gif

ac313b2a99de4d2a9b56.gif

122 ms

39fcaaa58e91acde2d7e.jpg

39fcaaa58e91acde2d7e.jpg

118 ms

4a0f02abd6587bed7e79.gif

4a0f02abd6587bed7e79.gif

128 ms

0428f7fd5d521f750c86.jpg

0428f7fd5d521f750c86.jpg

118 ms

0b8e4cb963fb86ac1bf8.gif

0b8e4cb963fb86ac1bf8.gif

135 ms

47f687abd6ed049693f6.jpg

47f687abd6ed049693f6.jpg

121 ms

7bbf7575b2860f1d7b53.gif

7bbf7575b2860f1d7b53.gif

122 ms

3a5f2ae8318bb161384e.png

3a5f2ae8318bb161384e.png

123 ms

b2326eb2c73baa126634.png

b2326eb2c73baa126634.png

122 ms

319e390b6fe3d3f3646a.png

319e390b6fe3d3f3646a.png

123 ms

1ebd63b2914b45caeac4.png

1ebd63b2914b45caeac4.png

124 ms

96ba450145e60a0d95bc.png

96ba450145e60a0d95bc.png

123 ms

ab12817c558aa900e887.png

ab12817c558aa900e887.png

124 ms

7b06a0b2f1d1ffbbbb85.png

7b06a0b2f1d1ffbbbb85.png

124 ms

dc050006691f56aea376.png

dc050006691f56aea376.png

125 ms

5880bfa45690200dc5b9.svg

5880bfa45690200dc5b9.svg

126 ms

0807ef5392abfa7f85b5.svg

0807ef5392abfa7f85b5.svg

126 ms

8909362fbf3ca04212a3.svg

8909362fbf3ca04212a3.svg

128 ms

icon-canva-gradient.svg

icon-canva-gradient.svg

115 ms

icon-instagram-gradient.svg

icon-instagram-gradient.svg

119 ms

a9654e8a18eb007dfe26.svg

a9654e8a18eb007dfe26.svg

128 ms

240a285e8888f6b2e0b2.svg

240a285e8888f6b2e0b2.svg

111 ms

9e53ab2696aba308c30a.svg

9e53ab2696aba308c30a.svg

116 ms

b4f7a1a2c2e708953be7.png

b4f7a1a2c2e708953be7.png

129 ms

245b5ac3981d3ff792b4.png

245b5ac3981d3ff792b4.png

99 ms

0ba6e9f556a2edd07053.png

0ba6e9f556a2edd07053.png

65 ms

c159f8a57369f6b3040b.png

c159f8a57369f6b3040b.png

79 ms

ec29f22ebb5157529241.png

ec29f22ebb5157529241.png

72 ms

74909bd69afc65d909a6.png

74909bd69afc65d909a6.png

71 ms

ae039d4b49f2a1b30cd7.png

ae039d4b49f2a1b30cd7.png

72 ms

14114a2436336c362f9b.png

14114a2436336c362f9b.png

71 ms

77c03b5e3fc8143d8e67.png

77c03b5e3fc8143d8e67.png

48 ms

7d34a831d0a77d5ea9d7.png

7d34a831d0a77d5ea9d7.png

47 ms

c2342e3889f0f5f56ac9.png

c2342e3889f0f5f56ac9.png

45 ms

184f4932b9af59f507d6.png

184f4932b9af59f507d6.png

45 ms

e56507665d96c4814f86.png

e56507665d96c4814f86.png

45 ms

0007c80d496dcf1bca0d.png

0007c80d496dcf1bca0d.png

44 ms

ca80740a1722b0fc9376.png

ca80740a1722b0fc9376.png

43 ms

Accessibility Review

issuu.us accessibility score

100

Accessibility Issues

Best Practices

issuu.us 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

Missing source maps for large first-party JavaScript

SEO Factors

issuu.us SEO score

93

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

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 Issuu.us 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 Issuu.us 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

issuu.us

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