20.7 sec in total
8.2 sec
12.2 sec
310 ms
Click here to check amazing Vertasefli content. Otherwise, check out these important facts you probably never knew about vertasefli.co.uk
Vertase FLI are one of the leading Remediation Contractors & Environmental Consultants in the country, including Brownfield Remediation
Visit vertasefli.co.ukWe analyzed Vertasefli.co.uk page load time and found that the first response time was 8.2 sec and then it took 12.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
vertasefli.co.uk performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value9.1 s
1/100
25%
Value10.9 s
6/100
10%
Value1,230 ms
20/100
30%
Value0.208
60/100
15%
Value8.4 s
38/100
10%
8199 ms
184 ms
189 ms
184 ms
185 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 87% of them (48 requests) were addressed to the original Vertasefli.co.uk, 7% (4 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (8.2 sec) belongs to the original domain Vertasefli.co.uk.
Page size can be reduced by 388.4 kB (12%)
3.3 MB
2.9 MB
In fact, the total size of Vertasefli.co.uk main page is 3.3 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. 40% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 30.8 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. 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 30.8 kB or 80% of the original size.
Potential reduce by 140.4 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. Vertasefli images are well optimized though.
Potential reduce by 108.2 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 108.2 kB or 62% of the original size.
Potential reduce by 109.0 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. Vertasefli.co.uk needs all CSS files to be minified and compressed as it can save up to 109.0 kB or 87% of the original size.
Number of requests can be reduced by 20 (40%)
50
30
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vertasefli. 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 from 14 to 1 for CSS and as a result speed up the page load time.
vertasefli.co.uk
8199 ms
system.base.css
184 ms
comment.css
189 ms
date.css
184 ms
datepicker.1.7.css
185 ms
field.css
184 ms
node.css
274 ms
search.css
274 ms
user.css
276 ms
views.css
278 ms
ckeditor.css
278 ms
ctools.css
345 ms
dara_cookie_compliance.css
363 ms
styles.css
629 ms
jquery-1.11.0.min.js
644 ms
jquery.once.js
370 ms
drupal.js
453 ms
googleanalytics.js
433 ms
jquery.cycle2.js
1158 ms
script.js
461 ms
dara_cookie_compliance.js
278 ms
css
30 ms
analytics.js
33 ms
collect
13 ms
logo-vertase.jpg
118 ms
search-magnifier.png
118 ms
icon-lk.jpg
119 ms
icon-you.jpg
118 ms
3processing_for_treatment_of_soils_and_removal_of_waste.jpg
449 ms
aerial_june_gopr0094_1.jpg
361 ms
insitu_3.jpg
442 ms
fli_group_slider.png
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white-down-arrow.png
184 ms
homepage-view-all-news-right-arrow.png
186 ms
pxl_20220413_111157922_0.jpg
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silc_webinar.jpg
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yclf_0.png
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pxl_20210126_111451017.mp_.jpg
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quay9001logo_2015.jpg
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iso_45001_2018_logo_0.jpg
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jiwg.jpg
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has-logo.png
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safemark-logo.png
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smas-logo.png
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safecontractor-logo_0.png
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rospa_member.jpg
636 ms
gold_cmyk_0.jpg
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homepage-gallery-left-arrow.png
559 ms
homepage-gallery-right-arrow.png
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close_0.png
619 ms
KFO9CniXp96a4Tc2EZzSuDAoKsE61phJW3s.ttf
23 ms
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vertasefli.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.
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
Links do not have a discernible name
vertasefli.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
Page has valid source maps
vertasefli.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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vertasefli.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 Vertasefli.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.
vertasefli.co.uk
Open Graph description is not detected on the main page of Vertasefli. 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: