6.1 sec in total
163 ms
5.4 sec
546 ms
Click here to check amazing Lensc content for United States. Otherwise, check out these important facts you probably never knew about lensc.org
The nonprofit Lake Erie Nature & Science Center gives children and families a living, breathing connection to the natural world through informal science education.
Visit lensc.orgWe analyzed Lensc.org page load time and found that the first response time was 163 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
lensc.org performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value16.7 s
0/100
25%
Value11.0 s
6/100
10%
Value10,830 ms
0/100
30%
Value0
100/100
15%
Value31.5 s
0/100
10%
163 ms
116 ms
125 ms
78 ms
149 ms
Our browser made a total of 155 requests to load all elements on the main page. We found that 39% of them (61 requests) were addressed to the original Lensc.org, 32% (50 requests) were made to S.w.org and 4% (6 requests) were made to Juicer.io. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Scontent-iad3-1.cdninstagram.com.
Page size can be reduced by 910.4 kB (25%)
3.6 MB
2.7 MB
In fact, the total size of Lensc.org main page is 3.6 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. 85% 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 2.1 MB which makes up the majority of the site volume.
Potential reduce by 291.5 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 291.5 kB or 84% of the original size.
Potential reduce by 75.1 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. Lensc images are well optimized though.
Potential reduce by 181.6 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 181.6 kB or 34% of the original size.
Potential reduce by 362.1 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. Lensc.org needs all CSS files to be minified and compressed as it can save up to 362.1 kB or 53% of the original size.
Number of requests can be reduced by 78 (55%)
142
64
The browser has sent 142 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lensc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
lensc.org
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www.lensc.org
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js
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wp-emoji-release.min.js
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style.min.css
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fonts.css
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style.css
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css
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eventon_styles.css
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all.css
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addtoany.min.css
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embed.js
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dashicons.min.css
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page.js
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addtoany.min.js
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bootstrap.bundle.min.js
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slick.min.js
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scripts.js
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js
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eventon_gen_maps.js
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eventon_functions.js
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jquery.easing.1.3.js
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handlebars.js
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external_api.js
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jquery.mobile.min.js
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moment.min.js
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jquery.mousewheel.min.js
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eventon_script.js
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underscore.min.js
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backbone.min.js
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api.js
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api-request.min.js
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facebook.svg
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twitter.svg
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instagram.svg
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close.png
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www-embed-player.js
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base.js
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fetch-polyfill.js
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lensc.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
ARIA input fields do not have accessible names
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
lensc.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
lensc.org 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
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 Lensc.org 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 Lensc.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.
lensc.org
Open Graph data is detected on the main page of Lensc. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: