2.3 sec in total
139 ms
1.4 sec
777 ms
Welcome to nylfstem.com homepage info - get ready to check NYLF STEM best content right away, or after learning these important things about nylfstem.com
Envision's NYLF Explore STEM summer program lets middle school students engage in interactive simulations as they discover the real-world frontiers of STEM.
Visit nylfstem.comWe analyzed Nylfstem.com page load time and found that the first response time was 139 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
nylfstem.com performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value7.6 s
4/100
25%
Value9.0 s
14/100
10%
Value3,470 ms
2/100
30%
Value0.002
100/100
15%
Value21.0 s
1/100
10%
139 ms
93 ms
64 ms
52 ms
56 ms
Our browser made a total of 93 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Nylfstem.com, 5% (5 requests) were made to Googletagmanager.com and 3% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (427 ms) relates to the external source Googletagmanager.com.
Page size can be reduced by 124.2 kB (7%)
1.7 MB
1.6 MB
In fact, the total size of Nylfstem.com main page is 1.7 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 1.3 MB which makes up the majority of the site volume.
Potential reduce by 114.4 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. This page needs HTML code to be minified as it can gain 30.9 kB, which is 22% 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 114.4 kB or 80% of the original size.
Potential reduce by 7.1 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. NYLF STEM images are well optimized though.
Potential reduce by 1.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 810 B
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. Nylfstem.com has all CSS files already compressed.
Number of requests can be reduced by 44 (52%)
84
40
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NYLF STEM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
national-youth-leadership-forum-explore-stem
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fonts.css
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main.css
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blog.min.css
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style.css
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jquery.min.js
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jquery.magnific-popup.min.js
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font-awesome.min.css
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bootstrap.min.css
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slick.min.js
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all.min.js
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jquery.datetimepicker.min.css
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css
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nylfstem.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
Form elements do not have associated labels
Links do not have a discernible name
nylfstem.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
nylfstem.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nylfstem.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 Nylfstem.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.
nylfstem.com
Open Graph description is not detected on the main page of NYLF STEM. 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: