Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

voucherline.com

Voucherline, Buy gift vouchers and buy gift cards from the best UK gift card providers - official website Voucherline

Page Load Speed

5.5 sec in total

First Response

797 ms

Resources Loaded

4.4 sec

Page Rendered

304 ms

voucherline.com screenshot

About Website

Welcome to voucherline.com homepage info - get ready to check Voucherline best content right away, or after learning these important things about voucherline.com

Voucherline are one of the biggest gift voucher and gift card providers in the UK. With some of the most popular gift cards including Marks and Spencer, Sainsburys,Asda, Debenhams, Cinema Gift Cards a...

Visit voucherline.com

Key Findings

We analyzed Voucherline.com page load time and found that the first response time was 797 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

voucherline.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value1,860 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value7.5 s

47/100

10%

Network Requests Diagram

www.voucherline.com

797 ms

ad208e612ab4b479632f456230af922d.voucherline2.css.php

91 ms

jquery-1.7.2.min.js.php

246 ms

jquery-ui-1.8.24.custom.min.js.php

320 ms

feb51184b363d893bf1e7749ad68409f.voucherline2.functions.js.php

265 ms

Our browser made a total of 187 requests to load all elements on the main page. We found that 98% of them (183 requests) were addressed to the original Voucherline.com, 1% (2 requests) were made to Seal.thawte.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Voucherline.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.9 MB (67%)

Content Size

4.4 MB

After Optimization

1.5 MB

In fact, the total size of Voucherline.com main page is 4.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 110.6 kB

  • Original 126.6 kB
  • After minification 125.2 kB
  • After compression 16.1 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 110.6 kB or 87% of the original size.

Image Optimization

-65%

Potential reduce by 2.4 MB

  • Original 3.7 MB
  • After minification 1.3 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. Obviously, Voucherline needs image optimization as it can save up to 2.4 MB or 65% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 324.7 kB

  • Original 461.4 kB
  • After minification 448.5 kB
  • After compression 136.8 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 324.7 kB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 45.7 kB

  • Original 52.8 kB
  • After minification 43.2 kB
  • After compression 7.1 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. Voucherline.com needs all CSS files to be minified and compressed as it can save up to 45.7 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (8%)

Requests Now

186

After Optimization

172

The browser has sent 186 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Voucherline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

voucherline.com accessibility score

59

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

voucherline.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

voucherline.com SEO score

86

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Voucherline.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Voucherline.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Voucherline. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: