Tools & Wizards About Us

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

vaillantboilerrepairspecialist.co.uk

Vaillant​ ​Boiler​ Repair Specialist​ - Plumber & Heating

Page Load Speed

1 sec in total

First Response

85 ms

Resources Loaded

580 ms

Page Rendered

349 ms

About Website

Click here to check amazing Vaillant Boiler Repair Specialist content. Otherwise, check out these important facts you probably never knew about vaillantboilerrepairspecialist.co.uk

Looking for a plumber and heating specialist? Look no further, Contact us 07715994882 for transparent & affordable service. No extra charges | No call out charges

Visit vaillantboilerrepairspecialist.co.uk

Key Findings

We analyzed Vaillantboilerrepairspecialist.co.uk page load time and found that the first response time was 85 ms and then it took 929 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

vaillantboilerrepairspecialist.co.uk performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

vaillantboilerrepairspecialist.co.uk

85 ms

www.vaillantboilerrepairspecialist.co.uk

223 ms

analytics.js

18 ms

css

49 ms

css

52 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 74% of them (28 requests) were addressed to the original Vaillantboilerrepairspecialist.co.uk, 13% (5 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (223 ms) belongs to the original domain Vaillantboilerrepairspecialist.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 57.0 kB (10%)

Content Size

563.6 kB

After Optimization

506.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vaillantboilerrepairspecialist.co.uk main page is 563.6 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. 40% of websites need less resources to load. Images take 476.9 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 13.7 kB

  • Original 17.6 kB
  • After minification 17.2 kB
  • After compression 3.9 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 13.7 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 3.6 kB

  • Original 476.9 kB
  • After minification 473.3 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. Vaillant Boiler Repair Specialist images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

-82%

Potential reduce by 39.6 kB

  • Original 48.2 kB
  • After minification 36.5 kB
  • After compression 8.6 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. Vaillantboilerrepairspecialist.co.uk needs all CSS files to be minified and compressed as it can save up to 39.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (14%)

Requests Now

29

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vaillant Boiler Repair Specialist. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vaillantboilerrepairspecialist.co.uk accessibility score

79

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

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

vaillantboilerrepairspecialist.co.uk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

vaillantboilerrepairspecialist.co.uk SEO score

79

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vaillantboilerrepairspecialist.co.uk 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 Vaillantboilerrepairspecialist.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 description is not detected on the main page of Vaillant Boiler Repair Specialist. 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: