Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vaes.vt.edu

Virginia Agricultural Experiment Station | VAES | Virginia Tech

Page Load Speed

1.2 sec in total

First Response

32 ms

Resources Loaded

755 ms

Page Rendered

451 ms

About Website

Click here to check amazing VAES Vt content for United States. Otherwise, check out these important facts you probably never knew about vaes.vt.edu

Virginia Agricultural Experiment Station is a cooperative initiative by Virginia Tech's College of Agriculture and Life Sciences and Virginia Cooperative Extension. VAES exists to perform basic an...

Visit vaes.vt.edu

Key Findings

We analyzed Vaes.vt.edu page load time and found that the first response time was 32 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 25% of websites can load faster.

Performance Metrics

vaes.vt.edu performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value15.9 s

0/100

10%

TBT (Total Blocking Time)

Value2,400 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.359

30/100

15%

TTI (Time to Interactive)

Value27.7 s

0/100

10%

Network Requests Diagram

vaes.vt.edu

32 ms

www.vaes.vt.edu

86 ms

jquery-3.cms.min.js

23 ms

popper.min.js

40 ms

bootstrap.min.js

43 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 38% of them (26 requests) were addressed to the original Vaes.vt.edu, 56% (38 requests) were made to Assets.cms.vt.edu and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (388 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 162.4 kB (3%)

Content Size

5.7 MB

After Optimization

5.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vaes.vt.edu main page is 5.7 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. Only a small number of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 99.6 kB

  • Original 118.4 kB
  • After minification 99.9 kB
  • After compression 18.8 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 18.5 kB, which is 16% 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 99.6 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 62.0 kB

  • Original 3.6 MB
  • After minification 3.5 MB

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. VAES Vt images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 587 B

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 1.9 MB

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.

CSS Optimization

-0%

Potential reduce by 287 B

  • Original 97.1 kB
  • After minification 97.1 kB
  • After compression 96.8 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. Vaes.vt.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (23%)

Requests Now

44

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VAES Vt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vaes.vt.edu accessibility score

89

Accessibility Issues

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

vaes.vt.edu best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vaes.vt.edu SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vaes.vt.edu 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 Vaes.vt.edu 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.

Social Sharing Optimization

Open Graph data is detected on the main page of VAES Vt. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: