1.4 sec in total
282 ms
843 ms
309 ms
Visit photonex.org now to see the best up-to-date Photonex content and also check out these interesting facts you probably never knew about photonex.org
Plan to attend SPIE Photonex, the UK’s premier photonics event.
Visit photonex.orgWe analyzed Photonex.org page load time and found that the first response time was 282 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
photonex.org performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value8.4 s
2/100
25%
Value9.6 s
11/100
10%
Value8,360 ms
0/100
30%
Value0
100/100
15%
Value17.1 s
4/100
10%
282 ms
43 ms
108 ms
82 ms
120 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 74% of them (26 requests) were addressed to the original Photonex.org, 9% (3 requests) were made to Gateway3.whoson.com and 6% (2 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (296 ms) belongs to the original domain Photonex.org.
Page size can be reduced by 121.9 kB (21%)
567.2 kB
445.3 kB
In fact, the total size of Photonex.org main page is 567.2 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. 35% of websites need less resources to load. Images take 418.1 kB which makes up the majority of the site volume.
Potential reduce by 11.7 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 2.8 kB, which is 17% 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 11.7 kB or 71% of the original size.
Potential reduce by 32.1 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. Photonex images are well optimized though.
Potential reduce by 69.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 69.9 kB or 57% of the original size.
Potential reduce by 8.2 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. Photonex.org needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 78% of the original size.
Number of requests can be reduced by 9 (26%)
34
25
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Photonex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
photonex.org
282 ms
16stylemulti.css
43 ms
16photonex.css
108 ms
countdown-london.js
82 ms
jquery15.js
120 ms
dropdown.js
83 ms
marquee.js
96 ms
include.js
169 ms
topbandnew.jpg
74 ms
photonex_header_16.png
151 ms
photonex_spectrum.png
145 ms
menu.jpg
72 ms
menuhighlight2016.jpg
75 ms
countdown.png
141 ms
Photonex-Past-Events.gif
141 ms
side-sponsor-LC.png
142 ms
PHX15-VUK14_logox520.gif
194 ms
Youtube_flash_right.jpg
144 ms
talking-science.jpg
148 ms
Show-Guide-2015.png
192 ms
Facebook-Icon1.png
194 ms
PHXL16-logo2.jpg
247 ms
16_PHXSCO_logo.jpg
205 ms
panorama-2016-2.jpg
296 ms
sponsors_bottom.jpg
250 ms
PHX-14-footer-resources.png
245 ms
footerright.gif
249 ms
invite.js
112 ms
widgets.js
37 ms
ga.js
36 ms
gateway3.whoson.com
179 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
55 ms
__utm.gif
56 ms
syndication
123 ms
349197833091559424
214 ms
photonex.org 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-*] attributes do not match their roles
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
photonex.org 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
photonex.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Photonex.org 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 Photonex.org 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.
photonex.org
Open Graph description is not detected on the main page of Photonex. 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: