7.3 sec in total
240 ms
6.9 sec
214 ms
Visit gemscientific.co.uk now to see the best up-to-date Gem Scientific content and also check out these interesting facts you probably never knew about gemscientific.co.uk
Gem Scientific has been supplying leading scientific equipment to companies across the UK for over 25 years. We provide expert knowledge to our clients. View our site.
Visit gemscientific.co.ukWe analyzed Gemscientific.co.uk page load time and found that the first response time was 240 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
gemscientific.co.uk performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value18.0 s
0/100
25%
Value17.0 s
0/100
10%
Value5,780 ms
0/100
30%
Value0.049
99/100
15%
Value26.2 s
0/100
10%
240 ms
3217 ms
26 ms
331 ms
59 ms
Our browser made a total of 118 requests to load all elements on the main page. We found that 94% of them (111 requests) were addressed to the original Gemscientific.co.uk, 3% (3 requests) were made to Googletagmanager.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Gemscientific.co.uk.
Page size can be reduced by 427.9 kB (19%)
2.3 MB
1.9 MB
In fact, the total size of Gemscientific.co.uk main page is 2.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 399.8 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 121.0 kB, which is 27% 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 399.8 kB or 91% of the original size.
Potential reduce by 22.1 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. Gem Scientific images are well optimized though.
Potential reduce by 2.2 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. This website has mostly compressed JavaScripts.
Potential reduce by 3.9 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. Gemscientific.co.uk has all CSS files already compressed.
Number of requests can be reduced by 10 (9%)
113
103
The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gem Scientific. 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 from 6 to 1 for CSS and as a result speed up the page load time.
gemscientific.co.uk
240 ms
www.gemscientific.co.uk
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jquery.min.js
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gemscientific.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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
[aria-*] attributes do not have valid values
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
Links do not have a discernible name
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
gemscientific.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
gemscientific.co.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gemscientific.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 Gemscientific.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.
gemscientific.co.uk
Open Graph data is detected on the main page of Gem Scientific. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: