Report Summary

  • 5

    Performance

    Renders faster than
    20% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 95% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

hilton.co.uk

Hotels by Hilton - Book the Best Rates Across All Brands

Page Load Speed

3.5 sec in total

First Response

115 ms

Resources Loaded

2.8 sec

Page Rendered

621 ms

hilton.co.uk screenshot

About Website

Welcome to hilton.co.uk homepage info - get ready to check Hilton best content right away, or after learning these important things about hilton.co.uk

Explore Hilton's portfolio of hotels and distinct brands across the globe. Book directly for the best rates during your next stay. Expect better, expect Hilton.

Visit hilton.co.uk

Key Findings

We analyzed Hilton.co.uk page load time and found that the first response time was 115 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

hilton.co.uk performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value21.3 s

0/100

25%

SI (Speed Index)

Value30.0 s

0/100

10%

TBT (Total Blocking Time)

Value63,820 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.331

34/100

15%

TTI (Time to Interactive)

Value89.8 s

0/100

10%

Network Requests Diagram

hilton.co.uk

115 ms

index.html

89 ms

247tag.js

15 ms

common.min.css

19 ms

global_xa.css

20 ms

Our browser made a total of 177 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Hilton.co.uk, 29% (52 requests) were made to Www3.hilton.com and 6% (10 requests) were made to Us-sonar.sociomantic.com. The less responsive or slowest element that took the longest time to load (826 ms) relates to the external source Consent.truste.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (46%)

Content Size

3.2 MB

After Optimization

1.7 MB

In fact, the total size of Hilton.co.uk main page is 3.2 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. 75% 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. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 115.3 kB

  • Original 146.0 kB
  • After minification 133.5 kB
  • After compression 30.7 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 115.3 kB or 79% of the original size.

Image Optimization

-12%

Potential reduce by 160.0 kB

  • Original 1.3 MB
  • After minification 1.2 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. Obviously, Hilton needs image optimization as it can save up to 160.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 1.0 MB

  • Original 1.5 MB
  • After minification 1.4 MB
  • After compression 454.4 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 1.0 MB or 69% of the original size.

CSS Optimization

-83%

Potential reduce by 174.2 kB

  • Original 210.1 kB
  • After minification 196.0 kB
  • After compression 35.9 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. Hilton.co.uk needs all CSS files to be minified and compressed as it can save up to 174.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 121 (75%)

Requests Now

162

After Optimization

41

The browser has sent 162 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hilton. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

hilton.co.uk accessibility score

98

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.

Best Practices

hilton.co.uk best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

hilton.co.uk SEO score

93

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hilton.co.uk 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 Hilton.co.uk 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 Hilton. 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: