3 sec in total
173 ms
2.5 sec
332 ms
Welcome to surreynanosystems.com homepage info - get ready to check Surrey Nano Systems best content for United States right away, or after learning these important things about surreynanosystems.com
Vantablack Black light absorbing coatings - for use in ADAS sensors, space craft optical baffles and infrared calibration systems
Visit surreynanosystems.comWe analyzed Surreynanosystems.com page load time and found that the first response time was 173 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
surreynanosystems.com performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value6.1 s
12/100
25%
Value12.6 s
3/100
10%
Value2,540 ms
4/100
30%
Value0
100/100
15%
Value21.5 s
1/100
10%
173 ms
733 ms
645 ms
325 ms
390 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 49% of them (28 requests) were addressed to the original Surreynanosystems.com, 18% (10 requests) were made to Pbs.twimg.com and 12% (7 requests) were made to O.twimg.com. The less responsive or slowest element that took the longest time to load (877 ms) belongs to the original domain Surreynanosystems.com.
Page size can be reduced by 1.0 MB (27%)
3.8 MB
2.7 MB
In fact, the total size of Surreynanosystems.com main page is 3.8 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 2.4 MB which makes up the majority of the site volume.
Potential reduce by 100.7 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. 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 100.7 kB or 75% of the original size.
Potential reduce by 57.7 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. Surrey Nano Systems images are well optimized though.
Potential reduce by 632.6 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 632.6 kB or 68% of the original size.
Potential reduce by 228.1 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. Surreynanosystems.com needs all CSS files to be minified and compressed as it can save up to 228.1 kB or 89% of the original size.
Number of requests can be reduced by 11 (21%)
53
42
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Surrey Nano Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
surreynanosystems.com
173 ms
www.surreynanosystems.com
733 ms
app.css
645 ms
modernizr.js
325 ms
jquery-2.1.4.min.js
390 ms
foundation.min.js
399 ms
app.js
727 ms
twitterFetcher.js
244 ms
addthis_widget.js
15 ms
css
71 ms
sns-logo.png
224 ms
home-header-re-touched-color_header.jpg
478 ms
polygon.png
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vantablack-home-1jpg_cta.jpg
399 ms
best-highres039jpg_cta.jpg
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video-back_cta.jpg
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video-play.png
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about-no-over_cta.jpg
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img-4306jpg_cta.jpg
877 ms
twitter_cta.jpg
642 ms
twitter-head.png
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facebook.png
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twitter.png
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instagram.png
647 ms
youtube.png
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email.png
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ga.js
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345170787868762112
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300lo.json
37 ms
sh.953eb77977227bfd253ee158.html
389 ms
__utm.gif
74 ms
layers.34f2ad207a6dc0c4eb95.js
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Jason_Mayes_bigger.jpg
28 ms
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61 ms
ga-audiences
34 ms
proxy.jpg
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image_bigger.jpg
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twitter-follow.png
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surreynanosystems.com 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
surreynanosystems.com 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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
surreynanosystems.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Surreynanosystems.com 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 Surreynanosystems.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.
surreynanosystems.com
Open Graph description is not detected on the main page of Surrey Nano Systems. 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: