5 sec in total
253 ms
4.6 sec
137 ms
Visit a10boilerspares.co.uk now to see the best up-to-date A10 Boiler Spares content and also check out these interesting facts you probably never knew about a10boilerspares.co.uk
A10 Boiler Spares Ltd has been trading since 1995 specialising in plumbing, heating and electrical materials. Stocking a variety of parts from brands such as Vaillant, Glow-worm, Intergas and many mor...
Visit a10boilerspares.co.ukWe analyzed A10boilerspares.co.uk page load time and found that the first response time was 253 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
a10boilerspares.co.uk performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value3.4 s
67/100
25%
Value5.8 s
49/100
10%
Value80 ms
99/100
30%
Value0.191
64/100
15%
Value3.2 s
94/100
10%
253 ms
367 ms
3290 ms
91 ms
8 ms
Our browser made a total of 13 requests to load all elements on the main page. We found that 92% of them (12 requests) were addressed to the original A10boilerspares.co.uk, 8% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain A10boilerspares.co.uk.
Page size can be reduced by 103.3 kB (40%)
259.9 kB
156.6 kB
In fact, the total size of A10boilerspares.co.uk main page is 259.9 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. 25% of websites need less resources to load. Images take 178.1 kB which makes up the majority of the site volume.
Potential reduce by 4.8 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 1.2 kB, which is 18% 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 4.8 kB or 75% of the original size.
Potential reduce by 94.5 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. Obviously, A10 Boiler Spares needs image optimization as it can save up to 94.5 kB or 53% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.9 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.
Potential reduce by 1.1 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. A10boilerspares.co.uk needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 18% of the original size.
Number of requests can be reduced by 6 (60%)
10
4
The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A10 Boiler Spares. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
a10boilerspares.co.uk
253 ms
a10boilerspares.co.uk
367 ms
www.a10boilerspares.co.uk
3290 ms
admin.css
91 ms
jquery-latest.js
8 ms
yav.js
181 ms
stuHover.js
255 ms
mktree.js
255 ms
yav-config.js
266 ms
jquery.min.js
360 ms
interface.js
377 ms
logo.png
90 ms
website_maintenance.png
267 ms
a10boilerspares.co.uk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
a10boilerspares.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
a10boilerspares.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A10boilerspares.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 A10boilerspares.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.
a10boilerspares.co.uk
Open Graph description is not detected on the main page of A10 Boiler Spares. 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: