Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

rewards.mastercard.ua

Програма винагород Mastercard

Page Load Speed

3.9 sec in total

First Response

326 ms

Resources Loaded

2.7 sec

Page Rendered

849 ms

rewards.mastercard.ua screenshot

About Website

Click here to check amazing Rewards Mastercard content for Ukraine. Otherwise, check out these important facts you probably never knew about rewards.mastercard.ua

Омріяна подорож, горнятко кави в кафе, парфуми в інтернет-магазині — ми хочемо нагородити вас за кожне прийняте рішення. З Masterсard ви автоматично отримуєте бали за будь-яку покупку та обмінюєте їх ...

Visit rewards.mastercard.ua

Key Findings

We analyzed Rewards.mastercard.ua page load time and found that the first response time was 326 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

rewards.mastercard.ua performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.842

4/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

rewards.mastercard.ua

326 ms

satelliteLib-d421ede357b4a8d995cedf0f6c119085326a3be7.js

212 ms

main.css

103 ms

normalize.css

186 ms

fonts.css

189 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 95% of them (78 requests) were addressed to the original Rewards.mastercard.ua, 2% (2 requests) were made to Assets.adobedtm.com and 1% (1 request) were made to Metrics.mastercard.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Rewards.mastercard.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 807.8 kB (19%)

Content Size

4.2 MB

After Optimization

3.4 MB

In fact, the total size of Rewards.mastercard.ua main page is 4.2 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. 60% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 68.9 kB

  • Original 80.1 kB
  • After minification 53.0 kB
  • After compression 11.2 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 27.1 kB, which is 34% 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 68.9 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 231.6 kB

  • Original 3.5 MB
  • After minification 3.2 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. Rewards Mastercard images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 425.8 kB

  • Original 537.8 kB
  • After minification 340.0 kB
  • After compression 112.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 425.8 kB or 79% of the original size.

CSS Optimization

-87%

Potential reduce by 81.5 kB

  • Original 93.8 kB
  • After minification 71.4 kB
  • After compression 12.3 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. Rewards.mastercard.ua needs all CSS files to be minified and compressed as it can save up to 81.5 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (25%)

Requests Now

68

After Optimization

51

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rewards Mastercard. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rewards.mastercard.ua accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

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

Impact

Issue

High

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

Best Practices

rewards.mastercard.ua 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

High

Missing source maps for large first-party JavaScript

SEO Factors

rewards.mastercard.ua SEO score

62

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

Language and Encoding

  • Language Detected

    UK

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rewards.mastercard.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian 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 Rewards.mastercard.ua 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 Rewards Mastercard. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: