Access issuu.es. Digital Publishing Platform & Content Publishing Solutions

Report Summary

About Website

Welcome to issuu.es homepage info - get ready to check Issuu best content right away, or after learning these important things about issuu.es

Create interactive flipbooks, social media posts, GIFs, and more from a single piece of static content. Discover all of our digital publishing tools here!

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value20.6 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value3,680 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

issuu.com

152 ms

index.min.css

192 ms

index.min.css

207 ms

client.css

260 ms

header.css

196 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Issuu.es, 12% (7 requests) were made to Static.isu.pub and 8% (5 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (830 ms) relates to the external source Images.ctfassets.net.

Content Size

1.1 MB

After Optimization

652.6 kB

In fact, the total size of Issuu.es main page is 1.1 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. 70% of websites need less resources to load. Images take 814.7 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 175.7 kB

Original 215.4 kB
After minification 214.9 kB
After compression 39.7 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 175.7 kB or 82% of the original size.

Image Optimization

-38%

Potential reduce by 308.1 kB

Original 814.7 kB
After minification 506.6 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, Issuu needs image optimization as it can save up to 308.1 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 87 B

Original 21.1 kB
After minification 21.1 kB
After compression 21.0 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

-1%

Potential reduce by 436 B

Original 85.7 kB
After minification 85.7 kB
After compression 85.3 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.es has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 58 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 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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/).

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.es 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.es 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.es

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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Digital Publishing Platform & Content Publishing Solutions | Issuu

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)