Tools & Wizards About Us
zelladc.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zelladc.com

Micro data centres | Edge Data Centres | Zella DC

Page Load Speed

5.4 sec in total

First Response

367 ms

Resources Loaded

3.6 sec

Page Rendered

1.5 sec

zelladc.com screenshot

About Website

Welcome to zelladc.com homepage info - get ready to check Zella DC best content right away, or after learning these important things about zelladc.com

Zella DC designs and manufactures edge-ready indoor and outdoor micro data centres and containerised data centres for any environment.

Visit zelladc.com

Key Findings

We analyzed Zelladc.com page load time and found that the first response time was 367 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

zelladc.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value19.0 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,920 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

www.zelladc.com

367 ms

layout.min.css

258 ms

main.min.css

281 ms

css

89 ms

bootstrap.css

117 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 55% of them (74 requests) were addressed to the original Zelladc.com, 6% (8 requests) were made to Play.vidyard.com and 4% (5 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Zelladc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 214.4 kB (6%)

Content Size

3.3 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zelladc.com main page is 3.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 163.4 kB

  • Original 187.6 kB
  • After minification 176.7 kB
  • After compression 24.2 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 163.4 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 8.9 kB

  • Original 2.9 MB
  • After minification 2.9 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. Zella DC images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 38.5 kB

  • Original 228.5 kB
  • After minification 228.5 kB
  • After compression 190.0 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 38.5 kB or 17% of the original size.

CSS Optimization

-15%

Potential reduce by 3.5 kB

  • Original 24.4 kB
  • After minification 24.4 kB
  • After compression 20.9 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. Zelladc.com needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 61 (50%)

Requests Now

121

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zella DC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.zelladc.com

www.zelladc.com

367 ms

layout.min.css

layout.min.css

258 ms

main.min.css

main.min.css

281 ms

css

css

89 ms

bootstrap.css

bootstrap.css

117 ms

aos.css

aos.css

84 ms

slick.css

slick.css

80 ms

slick-theme.min.css

slick-theme.min.css

81 ms

magnific-popupmin.min.css

magnific-popupmin.min.css

266 ms

theme-overrides.min.css

theme-overrides.min.css

112 ms

module_36719734371_social-follow.min.css

module_36719734371_social-follow.min.css

357 ms

module_36719996650_menu-section.css

module_36719996650_menu-section.css

101 ms

module_-2712622_Site_Search_Input.min.css

module_-2712622_Site_Search_Input.min.css

111 ms

slick.min.min.css

slick.min.min.css

319 ms

module_144032730698_Slider_Nov_23.min.css

module_144032730698_Slider_Nov_23.min.css

340 ms

module_36719733981_feature-block.min.css

module_36719733981_feature-block.min.css

495 ms

module_36719996648_card.min.css

module_36719996648_card.min.css

517 ms

module_-35056501883_Video.min.css

module_-35056501883_Video.min.css

134 ms

module_36719996649_image-banner.min.css

module_36719996649_image-banner.min.css

498 ms

module_36717929043_blog-posts.min.css

module_36717929043_blog-posts.min.css

532 ms

module_36719997121_testimonial-slider.min.css

module_36719997121_testimonial-slider.min.css

539 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

82 ms

bootstrap.min.js

bootstrap.min.js

133 ms

js

js

119 ms

v4.js

v4.js

87 ms

jquery-1.7.1.js

jquery-1.7.1.js

386 ms

embed.js

embed.js

92 ms

util.js

util.js

87 ms

c54554821c.js

c54554821c.js

105 ms

aos.js

aos.js

97 ms

slick.min.js

slick.min.js

75 ms

jquerymagnific-popupmin.min.js

jquerymagnific-popupmin.min.js

435 ms

main.min.js

main.min.js

463 ms

project.js

project.js

488 ms

v2.js

v2.js

655 ms

module_36719996650_menu-section.min.js

module_36719996650_menu-section.min.js

831 ms

module_-2712622_Site_Search_Input.min.js

module_-2712622_Site_Search_Input.min.js

124 ms

slick.min.min.js

slick.min.min.js

952 ms

module_144032730698_Slider_Nov_23.min.js

module_144032730698_Slider_Nov_23.min.js

832 ms

module_-35056501883_Video.min.js

module_-35056501883_Video.min.js

137 ms

module_36719996649_image-banner.min.js

module_36719996649_image-banner.min.js

832 ms

tiny-slider.js

tiny-slider.js

93 ms

8113971.js

8113971.js

681 ms

index.js

index.js

682 ms

aos.css

aos.css

11 ms

aos.js

aos.js

14 ms

gtm.js

gtm.js

137 ms

lftracker_v1_bElvO73wLG17ZMqj.js

lftracker_v1_bElvO73wLG17ZMqj.js

566 ms

4hFus4rEkojXSJ2WRV1KKk.jpg

4hFus4rEkojXSJ2WRV1KKk.jpg

182 ms

team-member-1.png

team-member-1.png

181 ms

ZELLADC_white@4x-1-1.png

ZELLADC_white@4x-1-1.png

312 ms

ZELLADC_white@4x-1.png

ZELLADC_white@4x-1.png

311 ms

Your-Data-Centre-anywhere-Indoor.jpg

Your-Data-Centre-anywhere-Indoor.jpg

560 ms

Your-Data-Centre-anywhere-Outdoor.jpg

Your-Data-Centre-anywhere-Outdoor.jpg

305 ms

Your-Data-Centre-anywhere-Containerised.jpg

Your-Data-Centre-anywhere-Containerised.jpg

594 ms

Your-Data-Centre-anywhere-Edge-Control.jpg

Your-Data-Centre-anywhere-Edge-Control.jpg

528 ms

Edge-companies-2024-badge-2.png

Edge-companies-2024-badge-2.png

593 ms

Journeys_edge%20-%20blue.png

Journeys_edge%20-%20blue.png

607 ms

Journeys_journey%20-%20outdoor%20-%20blue.png

Journeys_journey%20-%20outdoor%20-%20blue.png

606 ms

Journeys_journey%20-%20automation%20-%20blue.png

Journeys_journey%20-%20automation%20-%20blue.png

699 ms

Sustainability.png

Sustainability.png

980 ms

Journeys_journey%20-%20cost%20-%20blue.png

Journeys_journey%20-%20cost%20-%20blue.png

822 ms

Journeys_journey%20-%20security%20-%20blue.png

Journeys_journey%20-%20security%20-%20blue.png

783 ms

CTA%20_Zella%20Pro.png

CTA%20_Zella%20Pro.png

894 ms

CTA_Zella%20Hut.png

CTA_Zella%20Hut.png

927 ms

CTA_Zella%20Max-.png

CTA_Zella%20Max-.png

949 ms

Zella%20Sense%20%26%20Logo%20-%20blue.png

Zella%20Sense%20%26%20Logo%20-%20blue.png

1000 ms

Icon_Automation-06.png

Icon_Automation-06.png

1130 ms

Sensors.png

Sensors.png

917 ms

Maintenance-1.png

Maintenance-1.png

1109 ms

home%20page%20infographic.png

home%20page%20infographic.png

968 ms

Zella-DC-Products-Range.png

Zella-DC-Products-Range.png

1282 ms

AUCKLAND%20copy.jpg

AUCKLAND%20copy.jpg

1354 ms

AUSTAL-1.jpg

AUSTAL-1.jpg

1010 ms

BHP2.png

BHP2.png

1264 ms

WAGOV.jpg

WAGOV.jpg

1319 ms

BECHTEL4.png

BECHTEL4.png

1132 ms

Goldfields2.png

Goldfields2.png

1183 ms

Hancock3-1.png

Hancock3-1.png

1366 ms

analytics.js

analytics.js

153 ms

300.woff

300.woff

1304 ms

regular.woff

regular.woff

1196 ms

500.woff

500.woff

1388 ms

p0HKeKB63Gp57i_e3M3PSMzkyEvR2qXd.gif

p0HKeKB63Gp57i_e3M3PSMzkyEvR2qXd.gif

127 ms

js

js

80 ms

loader.js

loader.js

131 ms

komito.js

komito.js

285 ms

insight.min.js

insight.min.js

117 ms

600.woff

600.woff

1082 ms

700.woff

700.woff

1276 ms

800.woff

800.woff

1316 ms

collect

collect

75 ms

collect

collect

229 ms

Newmont2.png

Newmont2.png

1303 ms

iij-logo.png

iij-logo.png

1488 ms

BARRICK2.png

BARRICK2.png

1396 ms

insight_tag_errors.gif

insight_tag_errors.gif

283 ms

collect

collect

249 ms

ajax-loader.gif

ajax-loader.gif

171 ms

call-tracking_7.js

call-tracking_7.js

54 ms

collectedforms.js

collectedforms.js

129 ms

8113971.js

8113971.js

140 ms

web-interactives-embed.js

web-interactives-embed.js

130 ms

8113971.js

8113971.js

151 ms

leadflows.js

leadflows.js

170 ms

BT_logo_200-2.jpg

BT_logo_200-2.jpg

1000 ms

Universal%20orlando.png

Universal%20orlando.png

1427 ms

collect

collect

107 ms

slick.woff

slick.woff

30 ms

tr-rc.lfeeder.com

tr-rc.lfeeder.com

111 ms

CSIRO.png

CSIRO.png

1537 ms

earth_globe_australia_world-2-512_PNG-1.png

earth_globe_australia_world-2-512_PNG-1.png

976 ms

earth_globe_australia_world-2-512_goldfields-1.png

earth_globe_australia_world-2-512_goldfields-1.png

1006 ms

earth_globe_australia_world-2-512_shadow-1.png

earth_globe_australia_world-2-512_shadow-1.png

1018 ms

earth_globe_australia_world-2-512_nissan-1.png

earth_globe_australia_world-2-512_nissan-1.png

1015 ms

ga-audiences

ga-audiences

39 ms

ga-audiences

ga-audiences

32 ms

wcm

wcm

21 ms

Zella%20DC%20white%20Logo%20-%20Website.png

Zella%20DC%20white%20Logo%20-%20Website.png

1155 ms

Leveraging%20micro%20data%20centres%20for%20corporate%20sustainability.jpg

Leveraging%20micro%20data%20centres%20for%20corporate%20sustainability.jpg

891 ms

STL%202024%20list.jpg

STL%202024%20list.jpg

883 ms

iot%20smart%20industry.jpg

iot%20smart%20industry.jpg

847 ms

CheckCookie

CheckCookie

63 ms

4hFus4rEkojXSJ2WRV1KKk

4hFus4rEkojXSJ2WRV1KKk

12 ms

style.js

style.js

11 ms

integrations.js

integrations.js

14 ms

details.js

details.js

28 ms

runtime~main-b660c90e40700201ee6e926ef72c5d26.js

runtime~main-b660c90e40700201ee6e926ef72c5d26.js

29 ms

main-0848513ab96834b7b8adae23e7926ac3.js

main-0848513ab96834b7b8adae23e7926ac3.js

32 ms

4hFus4rEkojXSJ2WRV1KKk

4hFus4rEkojXSJ2WRV1KKk

3 ms

4hFus4rEkojXSJ2WRV1KKk.json

4hFus4rEkojXSJ2WRV1KKk.json

5 ms

vendors~access-code~player~polyfills~unreleased-b17f5f35d7830a75324ee1cd5b5c535b.js

vendors~access-code~player~polyfills~unreleased-b17f5f35d7830a75324ee1cd5b5c535b.js

5 ms

vendors~polyfills-a2f4df445f8bd3e6c4585470515b3af4.js

vendors~polyfills-a2f4df445f8bd3e6c4585470515b3af4.js

8 ms

polyfills-21b89d124255973c8a69d3d6c9517218.js

polyfills-21b89d124255973c8a69d3d6c9517218.js

10 ms

Accessibility Review

zelladc.com accessibility score

95

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.

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

zelladc.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

zelladc.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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 Zelladc.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 Zelladc.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

zelladc.com

Open Graph data is detected on the main page of Zella DC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: