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Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value18.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.1 s

0/100

25%

SI (Speed Index)

Value18.1 s

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

couponinoncoffee.com

274 ms

couponinoncoffee.com

475 ms

css

82 ms

bootstrap.min.css

2012 ms

app.min.css

412 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 29% of them (4 requests) were addressed to the original Couponinoncoffee.com, 29% (4 requests) were made to Fonts.gstatic.com and 21% (3 requests) were made to Cdn.bootcdn.net. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Cdn.bootcdn.net.

Content Size

164.0 kB

After Optimization

25.9 kB

In fact, the total size of Couponinoncoffee.com main page is 164.0 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. 30% of websites need less resources to load. HTML takes 145.0 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 133.5 kB

Original 145.0 kB
After minification 101.3 kB
After compression 11.6 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. This page needs HTML code to be minified as it can gain 43.7 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 133.5 kB or 92% of the original size.

Image Optimization

-25%

Potential reduce by 533 B

Original 2.1 kB
After minification 1.6 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, Couponinoncoffee needs image optimization as it can save up to 533 B or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-24%

Potential reduce by 4.1 kB

Original 16.8 kB
After minification 16.8 kB
After compression 12.7 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. Couponinoncoffee.com needs all CSS files to be minified and compressed as it can save up to 4.1 kB or 24% of the original size.

Requests Now

After Optimization

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Couponinoncoffee. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

N/A
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Couponinoncoffee.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Couponinoncoffee.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

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