Tools & Wizards About Us
boiler-repairs-islington.co.uk screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

boiler-repairs-islington.co.uk

One moment, please...

Page Load Speed

6.6 sec in total

First Response

276 ms

Resources Loaded

2.5 sec

Page Rendered

3.9 sec

boiler-repairs-islington.co.uk screenshot

About Website

Welcome to boiler-repairs-islington.co.uk homepage info - get ready to check Boiler Repairs Islington best content right away, or after learning these important things about boiler-repairs-islington.co.uk

Boiler Repairs Islington are your best choice in the Islington, Barnsbury, Canonbury, N1 area. With our highly skilled engineers we can handle any boiler related job large or small. With a competitive...

Visit boiler-repairs-islington.co.uk

Key Findings

We analyzed Boiler-repairs-islington.co.uk page load time and found that the first response time was 276 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

boiler-repairs-islington.co.uk performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value15.9 s

0/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.7 s

29/100

10%

Network Requests Diagram

boiler-repairs-islington.co.uk

276 ms

boiler-repairs-islington.co.uk

426 ms

vendor.bundle.css

236 ms

style.css

319 ms

embed

215 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 86% of them (32 requests) were addressed to the original Boiler-repairs-islington.co.uk, 11% (4 requests) were made to Maps.googleapis.com and 3% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Boiler-repairs-islington.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 365.0 kB (2%)

Content Size

20.2 MB

After Optimization

19.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Boiler-repairs-islington.co.uk main page is 20.2 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. 50% of websites need less resources to load. Images take 19.9 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 53.2 kB

  • Original 67.0 kB
  • After minification 58.8 kB
  • After compression 13.7 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 12% 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 53.2 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 308.5 kB

  • Original 19.9 MB
  • After minification 19.6 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. Boiler Repairs Islington images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.4 kB

  • Original 165.1 kB
  • After minification 165.1 kB
  • After compression 163.6 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

-3%

Potential reduce by 1.9 kB

  • Original 58.9 kB
  • After minification 58.9 kB
  • After compression 57.0 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. Boiler-repairs-islington.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 5 (19%)

Requests Now

27

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boiler Repairs Islington. 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.

Network Requests Diagram

boiler-repairs-islington.co.uk

boiler-repairs-islington.co.uk

276 ms

boiler-repairs-islington.co.uk

boiler-repairs-islington.co.uk

426 ms

vendor.bundle.css

vendor.bundle.css

236 ms

style.css

style.css

319 ms

embed

embed

215 ms

jquery.bundle.js

jquery.bundle.js

460 ms

script.js

script.js

232 ms

logo.png

logo.png

451 ms

vaillantboilers.jpg

vaillantboilers.jpg

450 ms

worcesterboshboilers.jpg

worcesterboshboilers.jpg

451 ms

baxiboilers.jpg

baxiboilers.jpg

452 ms

pottertonboilers.jpg

pottertonboilers.jpg

453 ms

mainboilers.jpg

mainboilers.jpg

477 ms

aristonboilers.jpg

aristonboilers.jpg

478 ms

photo-md-a.jpg

photo-md-a.jpg

1746 ms

wrench.jpg

wrench.jpg

608 ms

securimage_show.php

securimage_show.php

607 ms

form-bg.jpg

form-bg.jpg

616 ms

plx-dark.jpg

plx-dark.jpg

846 ms

partner-logo-a.png

partner-logo-a.png

478 ms

partner-logo-b.png

partner-logo-b.png

609 ms

js

js

244 ms

slider1.png

slider1.png

822 ms

phone-flat.png

phone-flat.png

282 ms

roboto-light-webfont.woff

roboto-light-webfont.woff

137 ms

roboto-regular-webfont.woff

roboto-regular-webfont.woff

216 ms

roboto-bold-webfont.woff

roboto-bold-webfont.woff

216 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

291 ms

poppins-bold-webfont.woff

poppins-bold-webfont.woff

313 ms

poppins-semibold-webfont.woff

poppins-semibold-webfont.woff

313 ms

poppins-regular-webfont.woff

poppins-regular-webfont.woff

372 ms

poppins-light-webfont.woff

poppins-light-webfont.woff

386 ms

search.js

search.js

129 ms

geometry.js

geometry.js

134 ms

main.js

main.js

159 ms

arrow-prev-w.png

arrow-prev-w.png

260 ms

arrow-next-w.png

arrow-next-w.png

320 ms

Accessibility Review

boiler-repairs-islington.co.uk accessibility score

68

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

boiler-repairs-islington.co.uk best practices score

83

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

SEO Factors

boiler-repairs-islington.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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Boiler-repairs-islington.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 Boiler-repairs-islington.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

boiler-repairs-islington.co.uk

Open Graph data is detected on the main page of Boiler Repairs Islington. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: