Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

antivirus.vt.edu

antivirus.vt.edu

Page Load Speed

437 ms in total

First Response

50 ms

Resources Loaded

242 ms

Page Rendered

145 ms

antivirus.vt.edu screenshot

About Website

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

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Key Findings

We analyzed Antivirus.vt.edu page load time and found that the first response time was 50 ms and then it took 387 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

antivirus.vt.edu performance score

0

Network Requests Diagram

antivirus.vt.edu

50 ms

jquery-1.3.2.min.js

36 ms

kb_scripts.js

49 ms

ql_js_defaults.js

48 ms

quicklinks.js

48 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 90% of them (28 requests) were addressed to the original Antivirus.vt.edu, 6% (2 requests) were made to Google.com and 3% (1 request) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (71 ms) belongs to the original domain Antivirus.vt.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 104.6 kB (32%)

Content Size

324.0 kB

After Optimization

219.4 kB

In fact, the total size of Antivirus.vt.edu main page is 324.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 196.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 10.5 kB

  • Original 13.4 kB
  • After minification 9.1 kB
  • After compression 2.9 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 4.3 kB, which is 32% 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 10.5 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 7.1 kB

  • Original 196.8 kB
  • After minification 189.7 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. Antivirus Vt images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 43.4 kB

  • Original 64.5 kB
  • After minification 61.3 kB
  • After compression 21.1 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 43.4 kB or 67% of the original size.

CSS Optimization

-88%

Potential reduce by 43.5 kB

  • Original 49.2 kB
  • After minification 28.2 kB
  • After compression 5.7 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. Antivirus.vt.edu needs all CSS files to be minified and compressed as it can save up to 43.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (52%)

Requests Now

29

After Optimization

14

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Antivirus 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 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

SEO Factors

antivirus.vt.edu SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Antivirus.vt.edu 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 Antivirus.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 description is not detected on the main page of Antivirus Vt. 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: