Tools & Wizards About Us
usb-port.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

usb-port.com

USB Products - Custom Sensors, Inc.

Page Load Speed

479 ms in total

First Response

93 ms

Resources Loaded

270 ms

Page Rendered

116 ms

usb-port.com screenshot

About Website

Visit usb-port.com now to see the best up-to-date USB Port content and also check out these interesting facts you probably never knew about usb-port.com

Provides USB, USB 2.0, USB Products, USB Adapters, USB Converters, and USB Hubs with Online ordering.

Visit usb-port.com

Key Findings

We analyzed Usb-port.com page load time and found that the first response time was 93 ms and then it took 386 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

usb-port.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

usb-port.com

93 ms

mm_menu.js

25 ms

styles.css

111 ms

new_frontpage.gif

12 ms

MT609-2.jpg

16 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Usb-port.com and no external sources were called. The less responsive or slowest element that took the longest time to load (111 ms) belongs to the original domain Usb-port.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 87.2 kB (56%)

Content Size

156.8 kB

After Optimization

69.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Usb-port.com main page is 156.8 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. Only 10% of websites need less resources to load. HTML takes 66.2 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 58.5 kB

  • Original 66.2 kB
  • After minification 64.5 kB
  • After compression 7.7 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 58.5 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 1.9 kB

  • Original 57.6 kB
  • After minification 55.7 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. USB Port images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 24.2 kB

  • Original 30.0 kB
  • After minification 24.9 kB
  • After compression 5.8 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 24.2 kB or 81% of the original size.

CSS Optimization

-87%

Potential reduce by 2.6 kB

  • Original 2.9 kB
  • After minification 2.4 kB
  • After compression 379 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. Usb-port.com needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USB Port. According to our analytics all requests are already optimized.

Network Requests Diagram

usb-port.com

usb-port.com

93 ms

mm_menu.js

mm_menu.js

25 ms

styles.css

styles.css

111 ms

new_frontpage.gif

new_frontpage.gif

12 ms

MT609-2.jpg

MT609-2.jpg

16 ms

100_0106w.jpg

100_0106w.jpg

34 ms

as8000_Black(Stand).jpg

as8000_Black(Stand).jpg

20 ms

dsbottom.gif

dsbottom.gif

20 ms

Accessibility Review

usb-port.com accessibility score

86

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.

Internationalization and localization

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

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

usb-port.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

usb-port.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usb-port.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 Usb-port.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

usb-port.com

Open Graph description is not detected on the main page of USB Port. 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: