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d-central.tech screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

d-central.tech

D-Central Technologies – Canada's Top Bitcoin Mining Solutions

Page Load Speed

5 sec in total

First Response

111 ms

Resources Loaded

2.3 sec

Page Rendered

2.6 sec

d-central.tech screenshot

About Website

Click here to check amazing D Central content for United States. Otherwise, check out these important facts you probably never knew about d-central.tech

Discover expert ASIC repair, reliable mining hosting, and high-quality refurbished hardware at D-Central. Your partner in efficient and innovative Bitcoin mining of all sizes.

Visit d-central.tech

Key Findings

We analyzed D-central.tech page load time and found that the first response time was 111 ms and then it took 4.9 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

d-central.tech performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.127

82/100

15%

TTI (Time to Interactive)

Value8.8 s

36/100

10%

Network Requests Diagram

d-central.tech

111 ms

d-central.tech

144 ms

upe_blocks.css

30 ms

main.css

32 ms

woocommerce-layout.css

33 ms

Our browser made a total of 155 requests to load all elements on the main page. We found that 99% of them (153 requests) were addressed to the original D-central.tech, 1% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain D-central.tech.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.8 kB (3%)

Content Size

5.0 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D-central.tech main page is 5.0 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. Only a small number of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 165.2 kB

  • Original 199.9 kB
  • After minification 199.9 kB
  • After compression 34.6 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 165.2 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.5 MB
  • After minification 4.5 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. D Central images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 694 B

  • Original 186.0 kB
  • After minification 186.0 kB
  • After compression 185.3 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

-1%

Potential reduce by 902 B

  • Original 113.9 kB
  • After minification 113.9 kB
  • After compression 113.0 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. D-central.tech has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 85 (76%)

Requests Now

112

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Central. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 47 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

d-central.tech

d-central.tech

111 ms

d-central.tech

d-central.tech

144 ms

upe_blocks.css

upe_blocks.css

30 ms

main.css

main.css

32 ms

woocommerce-layout.css

woocommerce-layout.css

33 ms

woocommerce.css

woocommerce.css

42 ms

forms.min.css

forms.min.css

37 ms

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53 ms

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55 ms

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55 ms

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56 ms

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62 ms

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82 ms

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84 ms

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85 ms

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59 ms

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87 ms

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84 ms

tracking.min.js

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82 ms

underscore.min.js

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84 ms

wp-util.min.js

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photoswipe.min.js

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79 ms

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148 ms

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125 ms

slick.min.js

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149 ms

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147 ms

single-product.min.js

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148 ms

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235 ms

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234 ms

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236 ms

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233 ms

sourcebuster.min.js

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core.min.js

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208 ms

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195 ms

elements-handlers.min.js

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191 ms

D-Central-animated-logo-75px.gif

D-Central-animated-logo-75px.gif

137 ms

cropped-D-Central-Logo-1.png

cropped-D-Central-Logo-1.png

138 ms

ASICRepairToon.png.webp

ASICRepairToon.png.webp

140 ms

3D-Printed.png.webp

3D-Printed.png.webp

136 ms

Mining-Chips.png.webp

Mining-Chips.png.webp

138 ms

D-CENTRAL.TECH-Antminer-Space-Heater-Box-Transform-Your-Antminer-S9-and-L3-in-Space-Heater-1.png.webp

D-CENTRAL.TECH-Antminer-Space-Heater-Box-Transform-Your-Antminer-S9-and-L3-in-Space-Heater-1.png.webp

140 ms

Open-Source.png.webp

Open-Source.png.webp

141 ms

LittleMinerHODLer.png.webp

LittleMinerHODLer.png.webp

140 ms

ICs.png.webp

ICs.png.webp

142 ms

ASIC-Miners.png.webp

ASIC-Miners.png.webp

121 ms

Parts.png.webp

Parts.png.webp

121 ms

Consumables.png.webp

Consumables.png.webp

119 ms

Home-Pleb-Mining.png.webp

Home-Pleb-Mining.png.webp

120 ms

Tools.png.webp

Tools.png.webp

120 ms

Others.png

Others.png

57 ms

ASICTrainingToon.png.webp

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58 ms

Meet-The-SolarBit-The-Dawn-of-Perpetual-Solar-Powered-Bitcoin-Mining.png

Meet-The-SolarBit-The-Dawn-of-Perpetual-Solar-Powered-Bitcoin-Mining.png

61 ms

Unveiling-the-Bitaxe-Gamma-The-Next-Step-in-Decentralized-Bitcoin-Mining.png

Unveiling-the-Bitaxe-Gamma-The-Next-Step-in-Decentralized-Bitcoin-Mining.png

66 ms

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77 ms

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53 ms

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54 ms

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60 ms

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mastercard.png

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59 ms

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Accessibility Review

d-central.tech accessibility score

91

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

[id] attributes on active, focusable elements are not unique

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

d-central.tech 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

Page has valid source maps

SEO Factors

d-central.tech 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 D-central.tech 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 D-central.tech 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

d-central.tech

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