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Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

subserve.co.uk

Subserve: Wide Variety of Servers, PCs, Workstations & Parts

Page Load Speed

2.3 sec in total

First Response

503 ms

Resources Loaded

1.4 sec

Page Rendered

447 ms

About Website

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

Subserve is Europe's leading provider of refurbished enterprise IT technology, including servers, workstations, desktop PCs, laptops, and components.

Visit subserve.co.uk

Key Findings

We analyzed Subserve.co.uk page load time and found that the first response time was 503 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

subserve.co.uk performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value630 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.524

15/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

subserve.co.uk

503 ms

au8pvjqtoa

66 ms

sumoselect.css

166 ms

af562a2a63.js

67 ms

all.css

271 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 69% of them (38 requests) were addressed to the original Subserve.co.uk, 5% (3 requests) were made to Cdnjs.cloudflare.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (538 ms) belongs to the original domain Subserve.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 137.1 kB (46%)

Content Size

295.1 kB

After Optimization

158.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Subserve.co.uk main page is 295.1 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. 50% of websites need less resources to load. HTML takes 154.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 135.7 kB

  • Original 154.1 kB
  • After minification 112.6 kB
  • After compression 18.4 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 41.5 kB, which is 27% 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 135.7 kB or 88% of the original size.

Image Optimization

-16%

Potential reduce by 128 B

  • Original 794 B
  • After minification 666 B

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, Subserve needs image optimization as it can save up to 128 B or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 363 B

  • Original 58.1 kB
  • After minification 58.1 kB
  • After compression 57.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 872 B

  • Original 82.1 kB
  • After minification 82.1 kB
  • After compression 81.2 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. Subserve.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (68%)

Requests Now

28

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Subserve. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

subserve.co.uk accessibility score

97

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

subserve.co.uk 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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

subserve.co.uk SEO score

85

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

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

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 Subserve.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 Subserve.co.uk 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 Subserve. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: