Tools & Wizards About Us
derbywarehouse.com screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

derbywarehouse.com

Derby Warehouse

Page Load Speed

3.3 sec in total

First Response

151 ms

Resources Loaded

1.4 sec

Page Rendered

1.7 sec

derbywarehouse.com screenshot

About Website

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

Derby Warehouse is the best online store for derby gear like roller skates, quad wheels, helmets, and skate pads, while providing free shipping, low prices, video reviews and more.

Visit derbywarehouse.com

Key Findings

We analyzed Derbywarehouse.com page load time and found that the first response time was 151 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

derbywarehouse.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value3,810 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.7

7/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

Network Requests Diagram

www.derbywarehouse.com

151 ms

www.derbywarehouse.com

398 ms

gtm.js

77 ms

bootstrap.min.css

296 ms

master.css

381 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 14% of them (9 requests) were addressed to the original Derbywarehouse.com, 82% (54 requests) were made to Img.inlinewarehouse.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (609 ms) belongs to the original domain Derbywarehouse.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.0 kB (11%)

Content Size

823.7 kB

After Optimization

729.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Derbywarehouse.com main page is 823.7 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. 50% of websites need less resources to load. Images take 526.4 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 86.6 kB

  • Original 100.4 kB
  • After minification 98.2 kB
  • After compression 13.8 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 86.6 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 526.4 kB
  • After minification 526.4 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. Derby Warehouse images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 28 B

  • Original 125.4 kB
  • After minification 125.4 kB
  • After compression 125.3 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

-10%

Potential reduce by 7.4 kB

  • Original 71.5 kB
  • After minification 71.5 kB
  • After compression 64.1 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. Derbywarehouse.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (11%)

Requests Now

64

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derby Warehouse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.derbywarehouse.com

www.derbywarehouse.com

151 ms

www.derbywarehouse.com

www.derbywarehouse.com

398 ms

gtm.js

gtm.js

77 ms

bootstrap.min.css

bootstrap.min.css

296 ms

master.css

master.css

381 ms

36 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

412 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

321 ms

jquery-ui-1.12.1.min.js

jquery-ui-1.12.1.min.js

287 ms

jquery-ui-touch-punch.min.js

jquery-ui-touch-punch.min.js

288 ms

default.js

default.js

609 ms

DW-logo.svg

DW-logo.svg

109 ms

DW-text-lg.svg

DW-text-lg.svg

108 ms

phone.svg

phone.svg

111 ms

account.svg

account.svg

98 ms

search.svg

search.svg

104 ms

wishlist.svg

wishlist.svg

102 ms

24DCCWK2-sm.jpg

24DCCWK2-sm.jpg

121 ms

CHAYA.svg

CHAYA.svg

104 ms

24DT8P4-sm.jpg

24DT8P4-sm.jpg

387 ms

TRIPLE8RD.svg

TRIPLE8RD.svg

108 ms

24DARS1-sm.jpg

24DARS1-sm.jpg

138 ms

JACKSON.svg

JACKSON.svg

111 ms

23DCCRD9-sm.jpg

23DCCRD9-sm.jpg

114 ms

24DWLEASH2-sm.jpg

24DWLEASH2-sm.jpg

114 ms

23DBRUN1-sm.jpg

23DBRUN1-sm.jpg

113 ms

BRUNNY.svg

BRUNNY.svg

121 ms

24DRDERB3-sm.jpg

24DRDERB3-sm.jpg

118 ms

RIEDELL.svg

RIEDELL.svg

115 ms

rs.php

rs.php

199 ms

rs.php

rs.php

139 ms

SUREGRIP.svg

SUREGRIP.svg

130 ms

rs.php

rs.php

138 ms

MOXI.svg

MOXI.svg

133 ms

rs.php

rs.php

278 ms

rs.php

rs.php

142 ms

rs.php

rs.php

162 ms

rs.php

rs.php

200 ms

rs.php

rs.php

159 ms

rs.php

rs.php

177 ms

rs.php

rs.php

244 ms

ATOMRD.svg

ATOMRD.svg

179 ms

187RD.svg

187RD.svg

182 ms

SONERD.svg

SONERD.svg

187 ms

BONT.svg

BONT.svg

189 ms

TSG.svg

TSG.svg

191 ms

HTCWDW-article.jpg

HTCWDW-article.jpg

194 ms

tracking.js

tracking.js

47 ms

BESTRSDERBY-article.jpg

BESTRSDERBY-article.jpg

246 ms

DSBG-article.jpg

DSBG-article.jpg

106 ms

DWBG-article.jpg

DWBG-article.jpg

101 ms

DLCBBG-article.jpg

DLCBBG-article.jpg

126 ms

DLCPBG-article.jpg

DLCPBG-article.jpg

115 ms

rs.php

rs.php

281 ms

rs.php

rs.php

220 ms

rs.php

rs.php

159 ms

rs.php

rs.php

162 ms

rs.php

rs.php

381 ms

cart.svg

cart.svg

167 ms

plus.svg

plus.svg

169 ms

derby-5star.svg

derby-5star.svg

171 ms

derby-4.5star.svg

derby-4.5star.svg

173 ms

email.svg

email.svg

173 ms

livechat.svg

livechat.svg

165 ms

social_2.0.svg

social_2.0.svg

168 ms

arrows.svg

arrows.svg

189 ms

Accessibility Review

derbywarehouse.com accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

derbywarehouse.com best practices score

83

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

Page has valid source maps

SEO Factors

derbywarehouse.com SEO score

85

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    MACINTOSH

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Derbywarehouse.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 Derbywarehouse.com main page’s claimed encoding is macintosh. 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

derbywarehouse.com

Open Graph description is not detected on the main page of Derby Warehouse. 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: