Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

sbes.vt.edu

Biomedical Engineering | Biomedical Engineering and Mechanics | Virginia Tech

Page Load Speed

7.4 sec in total

First Response

136 ms

Resources Loaded

6.1 sec

Page Rendered

1.1 sec

sbes.vt.edu screenshot

About Website

Welcome to sbes.vt.edu homepage info - get ready to check Sbes Vt best content for United States right away, or after learning these important things about sbes.vt.edu

The Virginia Tech-Wake Forest University School of Biomedical Engineering & Sciences (SBES) is a unique multidisciplinary program combining biomedical sciences, biomedical engineering, and real-world ...

Visit sbes.vt.edu

Key Findings

We analyzed Sbes.vt.edu page load time and found that the first response time was 136 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sbes.vt.edu performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value19.4 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value1,900 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value27.8 s

0/100

10%

Network Requests Diagram

sbes.vt.edu

136 ms

biomedical.html

98 ms

jquery-3.4.latest.min.js

66 ms

popper.min.js

141 ms

bootstrap.min.js

145 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sbes.vt.edu, 40% (44 requests) were made to Assets.cms.vt.edu and 26% (29 requests) were made to Beam.vt.edu. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Script.crazyegg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 521.8 kB (27%)

Content Size

1.9 MB

After Optimization

1.4 MB

In fact, the total size of Sbes.vt.edu main page is 1.9 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 117.7 kB

  • Original 136.5 kB
  • After minification 118.5 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 18.0 kB, which is 13% 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 117.7 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 34.9 kB

  • Original 1.1 MB
  • After minification 1.1 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. Sbes Vt images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 58.9 kB

  • Original 198.5 kB
  • After minification 198.4 kB
  • After compression 139.6 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 58.9 kB or 30% of the original size.

CSS Optimization

-67%

Potential reduce by 310.3 kB

  • Original 459.8 kB
  • After minification 459.6 kB
  • After compression 149.5 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. Sbes.vt.edu needs all CSS files to be minified and compressed as it can save up to 310.3 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (39%)

Requests Now

75

After Optimization

46

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sbes 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 27 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sbes.vt.edu accessibility score

96

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best Practices

sbes.vt.edu best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

sbes.vt.edu SEO score

99

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Sbes.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 Sbes.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 Sbes Vt. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: