1.7 sec in total
237 ms
1.1 sec
382 ms
Click here to check amazing Envision Science Academy content for United States. Otherwise, check out these important facts you probably never knew about envisionscienceacademy.com
Home - Envision Science Academy
Visit envisionscienceacademy.comWe analyzed Envisionscienceacademy.com page load time and found that the first response time was 237 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
envisionscienceacademy.com performance score
name
value
score
weighting
Value11.7 s
0/100
10%
Value15.7 s
0/100
25%
Value14.9 s
1/100
10%
Value1,480 ms
14/100
30%
Value0.005
100/100
15%
Value15.5 s
7/100
10%
237 ms
8 ms
27 ms
12 ms
10 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 35% of them (16 requests) were addressed to the original Envisionscienceacademy.com, 39% (18 requests) were made to L.yimg.com and 9% (4 requests) were made to Sites.google.com. The less responsive or slowest element that took the longest time to load (803 ms) relates to the external source Firstgradesteam.weebly.com.
Page size can be reduced by 796.8 kB (32%)
2.5 MB
1.7 MB
In fact, the total size of Envisionscienceacademy.com main page is 2.5 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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 38.6 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 38.6 kB or 77% of the original size.
Potential reduce by 120.2 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. Envision Science Academy images are well optimized though.
Potential reduce by 626.9 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 626.9 kB or 72% of the original size.
Potential reduce by 11.0 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. Envisionscienceacademy.com needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 65% of the original size.
Number of requests can be reduced by 16 (36%)
45
29
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Envision Science Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
envisionscienceacademy.com
237 ms
mc_global.195798.css
8 ms
theme.css
27 ms
mc_yss_extensions.195289.css
12 ms
utilities.js
10 ms
container_2.1.0.js
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KIDS%20IN%20FRONT%20OF%20AIRPLANE.JPG
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9596372_orig.jpg
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92 ms
btn_donateCC_LG.gif
166 ms
Envision_Name.6205449_logo.PNG
70 ms
scarlet_background.6203612_logo.jpg
69 ms
MARYGRACE.34970422_std.JPG
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logo_slogan.6205156_std.jpg
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SummerCamp.5362856_std.png
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interest_to_enroll13205722_std.3355857_std.jpg
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images_testing.14103205_std.gif
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Gears_Wall_of_Honor.18180930_std.jpg
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gmail.3461446_std.png
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fb.3461508_std.png
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twitter.3461526_std.png
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Mailing_List_Icon.34104202_std.png
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EagleNewsHeader.5842102_std.png
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steam_logo.29165431_std.png
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ESA_Mascot_JPEG.16133111_std.jpg
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html.png
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poundbody.png
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doc.png
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hd.png
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spacer.gif
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liactive.png
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spacer.gif
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sub-nav-arrow-sprite_1.png
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pixel.gif
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ROLAND%20IN%20COCK%20PIT.JPG
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poe8.jpg
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photo%201.JPG
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whv2_001.js
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ywa.js
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mc_yss_extensions.195289.js
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bullet.png
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analytics-social.gif
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visit.gif
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player-min.js
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b83575e02502622a9475f75fc359c862
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zoom_sm_1.0.gif
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envisionscienceacademy.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
[aria-hidden="true"] elements contain focusable descendents
[aria-*] attributes do not have valid values
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
envisionscienceacademy.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
envisionscienceacademy.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
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 Envisionscienceacademy.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 Envisionscienceacademy.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.
envisionscienceacademy.com
Open Graph description is not detected on the main page of Envision Science Academy. 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: