Tools & Wizards About Us

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vicr.com

Modular Solutions For Your Power System | Vicor Corporation

Page Load Speed

4.5 sec in total

First Response

212 ms

Resources Loaded

3.6 sec

Page Rendered

663 ms

About Website

Click here to check amazing Vicr content for United States. Otherwise, check out these important facts you probably never knew about vicr.com

A better way to deliver power: Vicor is a leading, global power technology company, focused on advancing power delivery with modular power components.

Visit vicr.com

Key Findings

We analyzed Vicr.com page load time and found that the first response time was 212 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

vicr.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value8.0 s

21/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.141

78/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

Network Requests Diagram

vicr.com

212 ms

www.vicorpower.com

555 ms

main.css

115 ms

psearch.js

72 ms

vendor.js

508 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vicr.com, 20% (14 requests) were made to Vicorpower.com and 10% (7 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (646 ms) relates to the external source S.go-mpulse.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 649.6 kB (58%)

Content Size

1.1 MB

After Optimization

465.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Vicr.com main page is 1.1 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. 70% of websites need less resources to load. CSS take 553.9 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 151.2 kB

  • Original 182.8 kB
  • After minification 166.7 kB
  • After compression 31.6 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 151.2 kB or 83% of the original size.

JavaScript Optimization

-3%

Potential reduce by 9.8 kB

  • Original 378.7 kB
  • After minification 378.4 kB
  • After compression 368.9 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.

CSS Optimization

-88%

Potential reduce by 488.7 kB

  • Original 553.9 kB
  • After minification 548.4 kB
  • After compression 65.2 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. Vicr.com needs all CSS files to be minified and compressed as it can save up to 488.7 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (76%)

Requests Now

62

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vicr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vicr.com accessibility score

87

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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 IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

vicr.com 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

vicr.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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 Vicr.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 Vicr.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.

Social Sharing Optimization

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: