Tools & Wizards About Us
cdipower.com screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

cdipower.com

Medical power supply, custom or standard medical power supplies

Page Load Speed

807 ms in total

First Response

159 ms

Resources Loaded

461 ms

Page Rendered

187 ms

cdipower.com screenshot

About Website

Visit cdipower.com now to see the best up-to-date Cdi Power content and also check out these interesting facts you probably never knew about cdipower.com

Conversion Devices Inc. manufactures: medical grade power supplies, Battery backup power supplies, IEC601 UL60601 power supplies.

Visit cdipower.com

Key Findings

We analyzed Cdipower.com page load time and found that the first response time was 159 ms and then it took 648 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

cdipower.com performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

cdipower.com

159 ms

menumachine2.js

112 ms

menuspecs.js

62 ms

counter.js

24 ms

header_logo.gif

57 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 95% of them (41 requests) were addressed to the original Cdipower.com, 2% (1 request) were made to Statcounter.com and 2% (1 request) were made to C.statcounter.com. The less responsive or slowest element that took the longest time to load (188 ms) belongs to the original domain Cdipower.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.1 kB (21%)

Content Size

135.5 kB

After Optimization

106.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cdipower.com main page is 135.5 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 87.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 26.9 kB

  • Original 32.9 kB
  • After minification 31.8 kB
  • After compression 6.0 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 26.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 303 B

  • Original 87.2 kB
  • After minification 86.9 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. Cdi Power images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 1.9 kB

  • Original 15.4 kB
  • After minification 15.4 kB
  • After compression 13.5 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 1.9 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (31%)

Requests Now

42

After Optimization

29

  • AJAX
  • Images
  • JavaScript

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cdi Power. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cdipower.com

cdipower.com

159 ms

menumachine2.js

menumachine2.js

112 ms

menuspecs.js

menuspecs.js

62 ms

counter.js

counter.js

24 ms

header_logo.gif

header_logo.gif

57 ms

header_right.jpg

header_right.jpg

51 ms

header_logo_under.gif

header_logo_under.gif

50 ms

header_right_under.gif

header_right_under.gif

57 ms

new_home_photo_01.jpg

new_home_photo_01.jpg

86 ms

new_home_photo_02.jpg

new_home_photo_02.jpg

85 ms

new_home_photo_03.jpg

new_home_photo_03.jpg

81 ms

new_home_photo_04.jpg

new_home_photo_04.jpg

84 ms

new_home_photo_05.jpg

new_home_photo_05.jpg

85 ms

new_home_photo_06.jpg

new_home_photo_06.jpg

109 ms

new_home_photo_07.jpg

new_home_photo_07.jpg

156 ms

new_home_photo_08.jpg

new_home_photo_08.jpg

117 ms

new_home_photo_09.jpg

new_home_photo_09.jpg

109 ms

new_home_photo_10.jpg

new_home_photo_10.jpg

108 ms

new_home_photo_11.jpg

new_home_photo_11.jpg

188 ms

new_home_photo_12.jpg

new_home_photo_12.jpg

131 ms

new_home_photo_13.jpg

new_home_photo_13.jpg

140 ms

new_home_photo_14.jpg

new_home_photo_14.jpg

146 ms

Power_Supply_Quote_Button.gif

Power_Supply_Quote_Button.gif

141 ms

background.gif

background.gif

188 ms

w3cdom.js

w3cdom.js

52 ms

t.php

t.php

102 ms

spacer.gif

spacer.gif

26 ms

new_nav_01.gif

new_nav_01.gif

25 ms

new_nav_02.gif

new_nav_02.gif

35 ms

new_nav_roll_02.gif

new_nav_roll_02.gif

55 ms

new_nav_03.gif

new_nav_03.gif

31 ms

new_nav_roll_03.gif

new_nav_roll_03.gif

32 ms

new_nav_04.gif

new_nav_04.gif

48 ms

new_nav_roll_04.gif

new_nav_roll_04.gif

52 ms

new_nav_05.gif

new_nav_05.gif

80 ms

new_nav_roll_05.gif

new_nav_roll_05.gif

54 ms

new_nav_06.gif

new_nav_06.gif

80 ms

new_nav_roll_06.gif

new_nav_roll_06.gif

78 ms

new_nav_07.gif

new_nav_07.gif

78 ms

new_nav_roll_07.gif

new_nav_roll_07.gif

78 ms

new_nav_08.gif

new_nav_08.gif

80 ms

new_nav_roll_08.gif

new_nav_roll_08.gif

115 ms

new_nav_09.gif

new_nav_09.gif

101 ms

Accessibility Review

cdipower.com accessibility score

84

Accessibility Issues

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

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

cdipower.com best practices score

83

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

cdipower.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 Cdipower.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 Cdipower.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

cdipower.com

Open Graph description is not detected on the main page of Cdi Power. 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: