Tools & Wizards About Us
boilerrepairsdartford.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

boilerrepairsdartford.com

Boiler Repairs Dartford

Page Load Speed

4.4 sec in total

First Response

342 ms

Resources Loaded

3.3 sec

Page Rendered

703 ms

boilerrepairsdartford.com screenshot

About Website

Welcome to boilerrepairsdartford.com homepage info - get ready to check Boiler Repairs Dartford best content right away, or after learning these important things about boilerrepairsdartford.com

Call Steve today 07939 815 566, Boiler Repairs Dartford, Installations, Servicing and Maintenance. KJ Heating are a friendly, local, Gas Safe registered company. We offer a cost effective, rapid and r...

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Key Findings

We analyzed Boilerrepairsdartford.com page load time and found that the first response time was 342 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

boilerrepairsdartford.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value45.3 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value1,110 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.212

59/100

15%

TTI (Time to Interactive)

Value22.8 s

1/100

10%

Network Requests Diagram

boilerrepairsdartford.com

342 ms

www.boilerrepairsdartford.com

452 ms

bootstrap.css

334 ms

normalize.css

345 ms

solid_styles.css

352 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 59% of them (34 requests) were addressed to the original Boilerrepairsdartford.com, 31% (18 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Boilerrepairsdartford.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 652.4 kB (7%)

Content Size

9.4 MB

After Optimization

8.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Boilerrepairsdartford.com main page is 9.4 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. Only a small number of websites need less resources to load. Images take 9.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 73.3 kB

  • Original 89.0 kB
  • After minification 74.9 kB
  • After compression 15.6 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 14.1 kB, which is 16% 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 73.3 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 545.8 kB

  • Original 9.2 MB
  • After minification 8.7 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 Dartford images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 22.1 kB

  • Original 112.9 kB
  • After minification 112.9 kB
  • After compression 90.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 22.1 kB or 20% of the original size.

CSS Optimization

-30%

Potential reduce by 11.1 kB

  • Original 37.4 kB
  • After minification 37.3 kB
  • After compression 26.3 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. Boilerrepairsdartford.com needs all CSS files to be minified and compressed as it can save up to 11.1 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (55%)

Requests Now

55

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boiler Repairs Dartford. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

boilerrepairsdartford.com

boilerrepairsdartford.com

342 ms

www.boilerrepairsdartford.com

www.boilerrepairsdartford.com

452 ms

bootstrap.css

bootstrap.css

334 ms

normalize.css

normalize.css

345 ms

solid_styles.css

solid_styles.css

352 ms

lightbox.css

lightbox.css

329 ms

style.css

style.css

345 ms

jquery.js

jquery.js

346 ms

js

js

64 ms

wowslider.js

wowslider.js

644 ms

script.js

script.js

648 ms

widgets.js

widgets.js

21 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

688 ms

bootstrap.js

bootstrap.js

689 ms

lightbox.js

lightbox.js

688 ms

css

css

30 ms

main_logo_copy.png

main_logo_copy.png

361 ms

call-mobile.png

call-mobile.png

661 ms

banner1.jpg

banner1.jpg

687 ms

banner2.jpg

banner2.jpg

736 ms

banner3.jpg

banner3.jpg

703 ms

banner4.jpg

banner4.jpg

706 ms

intro1.jpg

intro1.jpg

683 ms

intro2.jpg

intro2.jpg

938 ms

intro3.jpg

intro3.jpg

1003 ms

intro4.jpg

intro4.jpg

1006 ms

service1.jpg

service1.jpg

1028 ms

service2.jpg

service2.jpg

1077 ms

service3.jpg

service3.jpg

1065 ms

service4.jpg

service4.jpg

1265 ms

service5.jpg

service5.jpg

1336 ms

service6.jpg

service6.jpg

1330 ms

sdk.js

sdk.js

24 ms

sdk.js

sdk.js

6 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

27 ms

prev.png

prev.png

993 ms

next.png

next.png

1030 ms

loading.gif

loading.gif

1051 ms

close.png

close.png

1226 ms

settings

settings

98 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

1361 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

3 ms

KJHeating

KJHeating

61 ms

polyfills-a40ef1678bae11e696dba45124eadd70.js

polyfills-a40ef1678bae11e696dba45124eadd70.js

4 ms

runtime-b1c52fd0a13ead5fcf6b.js

runtime-b1c52fd0a13ead5fcf6b.js

23 ms

modules-96ebc7ac3ad66d681a3d.js

modules-96ebc7ac3ad66d681a3d.js

26 ms

main-babd9234dc048fb47339.js

main-babd9234dc048fb47339.js

25 ms

_app-a9c9f1a99e4414675fb1.js

_app-a9c9f1a99e4414675fb1.js

49 ms

%5BscreenName%5D-0517bdda27d5006a5a2d.js

%5BscreenName%5D-0517bdda27d5006a5a2d.js

54 ms

_buildManifest.js

_buildManifest.js

25 ms

_ssgManifest.js

_ssgManifest.js

52 ms

8526.0c32a8f0cfc5749221a3.js

8526.0c32a8f0cfc5749221a3.js

22 ms

1755.07a49c40b12af4f75780.js

1755.07a49c40b12af4f75780.js

22 ms

8283.f3e5048cca7cef5eed7f.js

8283.f3e5048cca7cef5eed7f.js

9 ms

3077.44bfeb00af01bc4020f6.js

3077.44bfeb00af01bc4020f6.js

20 ms

1362.42d432e02f7980bca032.js

1362.42d432e02f7980bca032.js

9 ms

4956.c4e51ef593974b9db0bb.js

4956.c4e51ef593974b9db0bb.js

24 ms

5893.d500bd2a89ded806aa73.js

5893.d500bd2a89ded806aa73.js

19 ms

Accessibility Review

boilerrepairsdartford.com accessibility score

84

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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

boilerrepairsdartford.com 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

boilerrepairsdartford.com SEO score

79

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

Links are not crawlable

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 Boilerrepairsdartford.com 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 Boilerrepairsdartford.com 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

boilerrepairsdartford.com

Open Graph description is not detected on the main page of Boiler Repairs Dartford. 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: