2.6 sec in total
34 ms
2.3 sec
310 ms
Visit stevespanglerscience.com now to see the best up-to-date Steve Spangler Science content for United States and also check out these interesting facts you probably never knew about stevespanglerscience.com
Steve Spangler Science kits make learning & teaching science easy. Explore our science toys for a fun science experiment at home or in the classroom.
Visit stevespanglerscience.comWe analyzed Stevespanglerscience.com page load time and found that the first response time was 34 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
stevespanglerscience.com performance score
name
value
score
weighting
Value7.9 s
0/100
10%
Value46.2 s
0/100
25%
Value26.4 s
0/100
10%
Value1,670 ms
11/100
30%
Value0.714
7/100
15%
Value43.1 s
0/100
10%
34 ms
744 ms
23 ms
30 ms
268 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 70% of them (40 requests) were addressed to the original Stevespanglerscience.com, 5% (3 requests) were made to Fonts.googleapis.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (744 ms) belongs to the original domain Stevespanglerscience.com.
Page size can be reduced by 2.8 MB (67%)
4.1 MB
1.4 MB
In fact, the total size of Stevespanglerscience.com main page is 4.1 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. 45% of websites need less resources to load. CSS take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 61.4 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 61.4 kB or 81% of the original size.
Potential reduce by 53.3 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. Steve Spangler Science images are well optimized though.
Potential reduce by 807.8 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 807.8 kB or 72% of the original size.
Potential reduce by 1.8 MB
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. Stevespanglerscience.com needs all CSS files to be minified and compressed as it can save up to 1.8 MB or 89% of the original size.
Number of requests can be reduced by 39 (76%)
51
12
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Steve Spangler Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
stevespanglerscience.com
34 ms
www.stevespanglerscience.com
744 ms
wp-emoji-release.min.js
23 ms
styles.css
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js_composer.min.css
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masterslider.main.css
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custom.css
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style.min.css
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advanced-buttons.min.css
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Defaults.css
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plugins_1.css
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theme_1.css
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skin_1.css
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style.css
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css
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jquery.js
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jquery-migrate.min.js
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ultimate-params.min.js
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custom.min.js
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plugins.min.js
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jquery.blueimp-gallery.min.js
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background-style.min.css
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css
33 ms
jquery.form.min.js
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scripts.js
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comment-reply.min.js
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jquery.easing.min.js
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masterslider.min.js
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theme.min.js
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wp-embed.min.js
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js_composer_front.js
233 ms
jquery-appear.min.js
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ultimate_bg.min.js
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analytics.js
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logo.png
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blank.gif
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guide-icon-150x150.jpg
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20160202-winter-sale-x1024.jpg
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linkid.js
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fontawesome-webfont.woff
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gtm.js
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conversion_async.js
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jquery.min.js
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config.js
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stevespanglerscience.com 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
[role]s are not contained by their required parent element
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
stevespanglerscience.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
stevespanglerscience.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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stevespanglerscience.com 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 Stevespanglerscience.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.
stevespanglerscience.com
Open Graph description is not detected on the main page of Steve Spangler Science. 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: