4.5 sec in total
1.4 sec
3 sec
169 ms
Visit rielloburners.co.uk now to see the best up-to-date Riello Burners content for Thailand and also check out these interesting facts you probably never knew about rielloburners.co.uk
Riello Burners is market leader in Burners for Boilers - Gas burners, light oil burners and dual fuel burners
Visit rielloburners.co.ukWe analyzed Rielloburners.co.uk page load time and found that the first response time was 1.4 sec and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
rielloburners.co.uk performance score
name
value
score
weighting
Value4.6 s
13/100
10%
Value13.2 s
0/100
25%
Value6.2 s
44/100
10%
Value340 ms
74/100
30%
Value0.086
93/100
15%
Value13.3 s
12/100
10%
1368 ms
261 ms
89 ms
262 ms
262 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 98% of them (82 requests) were addressed to the original Rielloburners.co.uk, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Rielloburners.co.uk.
Page size can be reduced by 273.4 kB (60%)
452.6 kB
179.1 kB
In fact, the total size of Rielloburners.co.uk main page is 452.6 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. 30% of websites need less resources to load. Javascripts take 278.4 kB which makes up the majority of the site volume.
Potential reduce by 25.7 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 5.9 kB, which is 20% 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 25.7 kB or 86% of the original size.
Potential reduce by 7.5 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. Riello Burners images are well optimized though.
Potential reduce by 234.0 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 234.0 kB or 84% of the original size.
Potential reduce by 6.1 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. Rielloburners.co.uk needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 79% of the original size.
Number of requests can be reduced by 39 (67%)
58
19
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Riello Burners. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
rielloburners.co.uk
1368 ms
lumo.js.php
261 ms
riello.js
89 ms
mootools.js
262 ms
prototype.js
262 ms
scriptaculous.js
269 ms
lightbox.js
270 ms
riello.css
283 ms
lightbox.css
344 ms
lumo.css
356 ms
urchin.js
5 ms
lumo.js.php
88 ms
mootools.js
253 ms
prototype.js
176 ms
scriptaculous.js
167 ms
lightbox.js
184 ms
riello.css
170 ms
lightbox.css
110 ms
riello_button_off.gif
90 ms
riello_button_on.gif
88 ms
riello_button_next_off.gif
101 ms
riello_button_next_on.gif
103 ms
riello_button_back_off.gif
90 ms
riello_button_back_on.gif
94 ms
riello_button_down_off.gif
177 ms
riello_button_down_on.gif
179 ms
riello_button_up_off.gif
180 ms
riello_button_up_on.gif
187 ms
button_oilburners_off.gif
175 ms
button_oilburners_on.gif
176 ms
button_gasburners_off.gif
190 ms
button_gasburners_on.gif
196 ms
button_dualfuelburners_off.gif
187 ms
button_dualfuelburners_on.gif
250 ms
button_go_off.gif
252 ms
button_go_on.gif
257 ms
button_more_off.gif
271 ms
button_more_on.gif
279 ms
button_relatedlink_off.gif
291 ms
button_relatedlink_on.gif
335 ms
button_downloadlink_off.gif
336 ms
button_downloadlink_on.gif
347 ms
lumo.css
356 ms
riello_button_on.gif
288 ms
riello_button_off.gif
307 ms
riello_button_back_off.gif
338 ms
riello_button_back_on.gif
333 ms
riello_button_next_off.gif
340 ms
riello_button_next_on.gif
346 ms
effects.js
89 ms
riello_button_down_off.gif
289 ms
riello_button_down_on.gif
313 ms
riello_button_up_off.gif
332 ms
riello_button_up_on.gif
324 ms
effects.js
263 ms
spacer.gif
89 ms
riello_woodlands.jpg
89 ms
riello_ishbanner.jpg
94 ms
background.gif
89 ms
riello01.gif
99 ms
spacer.gif
86 ms
riello06.gif
88 ms
riello07.gif
93 ms
topmatch.gif
90 ms
riello02.gif
170 ms
riello10.gif
174 ms
riello09.gif
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matches.jpg
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riello13.gif
182 ms
riello12.gif
191 ms
riello17.gif
253 ms
riello22.gif
256 ms
riello04.gif
256 ms
riello03.gif
271 ms
riello05.gif
285 ms
acrobat.gif
337 ms
__utm.gif
2 ms
spacer.gif
270 ms
riello_woodlands.jpg
429 ms
riello_ishbanner.jpg
254 ms
loading.gif
88 ms
closelabel.gif
88 ms
loading.gif
88 ms
closelabel.gif
100 ms
rielloburners.co.uk accessibility score
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
ARIA input fields do not have accessible names
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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
rielloburners.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
rielloburners.co.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rielloburners.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 Rielloburners.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
rielloburners.co.uk
Open Graph description is not detected on the main page of Riello Burners. 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: