Tools & Wizards About Us
cerebellum.com screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

cerebellum.com

Educational DVDs for Grades K12 | Home | DVDs For Schools

Page Load Speed

3.2 sec in total

First Response

104 ms

Resources Loaded

2.7 sec

Page Rendered

303 ms

cerebellum.com screenshot

About Website

Click here to check amazing Cerebellum content. Otherwise, check out these important facts you probably never knew about cerebellum.com

DVDs For Schools offers the best prices for DVDs for the school AV market for grades K12 in Canada and the US. Contact us today.

Visit cerebellum.com

Key Findings

We analyzed Cerebellum.com page load time and found that the first response time was 104 ms and then it took 3 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

cerebellum.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

cerebellum.com

104 ms

dvdsforschools.com

113 ms

dvdsforschools.com

292 ms

stripe-settings.css

55 ms

style-woocommerce-smart-coupons-available-coupons-block.css

110 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cerebellum.com, 89% (118 requests) were made to Dvdsforschools.com and 2% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Dvdsforschools.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.4 kB (27%)

Content Size

637.5 kB

After Optimization

466.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cerebellum.com main page is 637.5 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. 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. Javascripts take 303.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 167.2 kB

  • Original 196.1 kB
  • After minification 192.0 kB
  • After compression 28.9 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 167.2 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 1.2 kB

  • Original 110.2 kB
  • After minification 108.9 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. Cerebellum images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 303.9 kB
  • After minification 302.8 kB
  • After compression 301.1 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 140 B

  • Original 27.3 kB
  • After minification 27.3 kB
  • After compression 27.2 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. Cerebellum.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 80 (66%)

Requests Now

122

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cerebellum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 33 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cerebellum.com

cerebellum.com

104 ms

dvdsforschools.com

dvdsforschools.com

113 ms

dvdsforschools.com

dvdsforschools.com

292 ms

stripe-settings.css

stripe-settings.css

55 ms

style-woocommerce-smart-coupons-available-coupons-block.css

style-woocommerce-smart-coupons-available-coupons-block.css

110 ms

style.min.css

style.min.css

159 ms

style-woocommerce-smart-coupons-send-coupon-form-block.css

style-woocommerce-smart-coupons-send-coupon-form-block.css

171 ms

style.min.css

style.min.css

212 ms

all.min.css

all.min.css

164 ms

owl.carousel.css

owl.carousel.css

169 ms

owl.theme.css

owl.theme.css

171 ms

29-layout.css

29-layout.css

217 ms

woocommerce-layout.css

woocommerce-layout.css

227 ms

woocommerce.css

woocommerce.css

231 ms

modal.css

modal.css

228 ms

frontend.css

frontend.css

230 ms

v4-shims.min.css

v4-shims.min.css

266 ms

dc760a77ce52b420ce34d1e73ebea27b-layout-bundle.css

dc760a77ce52b420ce34d1e73ebea27b-layout-bundle.css

269 ms

latest.css

latest.css

276 ms

search-filter.min.css

search-filter.min.css

276 ms

style.min.css

style.min.css

278 ms

wc-avatax-frontend.min.css

wc-avatax-frontend.min.css

278 ms

webfont.min.css

webfont.min.css

323 ms

public.min.css

public.min.css

320 ms

GD-cORe-public.css

GD-cORe-public.css

328 ms

wpmenucart-icons-pro.min.css

wpmenucart-icons-pro.min.css

332 ms

wpmenucart-main.min.css

wpmenucart-main.min.css

331 ms

checkout-blocks.css

checkout-blocks.css

332 ms

woocommerce.css

woocommerce.css

375 ms

jquery.magnificpopup.min.css

jquery.magnificpopup.min.css

377 ms

bootstrap.min.css

bootstrap.min.css

381 ms

skin-66c65f71032b6.css

skin-66c65f71032b6.css

388 ms

animate.min.css

animate.min.css

392 ms

css

css

31 ms

jquery.min.js

jquery.min.js

401 ms

jquery-migrate.min.js

jquery-migrate.min.js

439 ms

rcfwc.js

rcfwc.js

434 ms

api.js

api.js

42 ms

underscore.min.js

underscore.min.js

442 ms

wp-util.min.js

wp-util.min.js

444 ms

js

js

78 ms

js

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132 ms

wc-blocks.css

wc-blocks.css

443 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

396 ms

add-to-cart-variation.min.js

add-to-cart-variation.min.js

384 ms

add-to-cart.min.js

add-to-cart.min.js

334 ms

js.cookie.min.js

js.cookie.min.js

328 ms

woocommerce.min.js

woocommerce.min.js

332 ms

bb-frontend-search-filter.js

bb-frontend-search-filter.js

335 ms

search-filter-build.min.js

search-filter-build.min.js

335 ms

chosen.jquery.min.js

chosen.jquery.min.js

331 ms

GD-cORe-public.js

GD-cORe-public.js

326 ms

smush-lazy-load.min.js

smush-lazy-load.min.js

340 ms

imagesloaded.min.js

imagesloaded.min.js

398 ms

jquery-carousel.js

jquery-carousel.js

394 ms

jquery.imagesloaded.min.js

jquery.imagesloaded.min.js

395 ms

owl.carousel.min.js

owl.carousel.min.js

453 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

446 ms

js_cookie.js

js_cookie.js

446 ms

29-layout.js

29-layout.js

443 ms

coblocks-animation.js

coblocks-animation.js

440 ms

tiny-swiper.js

tiny-swiper.js

441 ms

coblocks-tinyswiper-initializer.js

coblocks-tinyswiper-initializer.js

453 ms

modal.js

modal.js

455 ms

frontend.js

frontend.js

447 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

446 ms

85ced619068e42a3ab4a4e6cb7430c0f-layout-bundle.js

85ced619068e42a3ab4a4e6cb7430c0f-layout-bundle.js

443 ms

core.min.js

core.min.js

440 ms

datepicker.min.js

datepicker.min.js

455 ms

frontend-checkout.min.js

frontend-checkout.min.js

457 ms

wc-avatax-frontend.min.js

wc-avatax-frontend.min.js

449 ms

hoverIntent.min.js

hoverIntent.min.js

445 ms

cart-fragments.min.js

cart-fragments.min.js

428 ms

public.min.js

public.min.js

426 ms

sourcebuster.min.js

sourcebuster.min.js

458 ms

order-attribution.min.js

order-attribution.min.js

453 ms

jquery.magnificpopup.min.js

jquery.magnificpopup.min.js

450 ms

bootstrap.min.js

bootstrap.min.js

444 ms

theme.min.js

theme.min.js

443 ms

analytics.js

analytics.js

175 ms

gtm.js

gtm.js

150 ms

3b1d50312878f1b5bd0c72876.js

3b1d50312878f1b5bd0c72876.js

194 ms

aadc63d8e8dbd533470bdc4e350bc4af

aadc63d8e8dbd533470bdc4e350bc4af

146 ms

DFSLogo_Header-Wide-1.png

DFSLogo_Header-Wide-1.png

454 ms

DFNEW15_V3-scaled.jpg

DFNEW15_V3-scaled.jpg

451 ms

CE8478-220x300.jpg

CE8478-220x300.jpg

389 ms

CE8455-220x300.jpg

CE8455-220x300.jpg

389 ms

CE8475-220x300.jpg

CE8475-220x300.jpg

389 ms

CE8488-220x300.jpg

CE8488-220x300.jpg

389 ms

CE8485-220x300.jpg

CE8485-220x300.jpg

453 ms

CE8479_Elemental-210x300.jpg

CE8479_Elemental-210x300.jpg

454 ms

SD-Teaching-System-300x300.jpg

SD-Teaching-System-300x300.jpg

451 ms

SD-School-300x300.jpg

SD-School-300x300.jpg

452 ms

SD-Espanol-300x300.jpg

SD-Espanol-300x300.jpg

453 ms

CSC-Logo_v3_Category-300x300.png

CSC-Logo_v3_Category-300x300.png

453 ms

Mazzarella-300x300.jpg

Mazzarella-300x300.jpg

405 ms

pxiEyp8kv8JHgFVrJJfed3FHGPc.ttf

pxiEyp8kv8JHgFVrJJfed3FHGPc.ttf

71 ms

pxiByp8kv8JHgFVrLDz8Z1xlEN2JQEk.ttf

pxiByp8kv8JHgFVrLDz8Z1xlEN2JQEk.ttf

71 ms

pxiByp8kv8JHgFVrLCz7Z1xlEN2JQEk.ttf

pxiByp8kv8JHgFVrLCz7Z1xlEN2JQEk.ttf

71 ms

fa-solid-900.woff

fa-solid-900.woff

452 ms

fa-regular-400.woff

fa-regular-400.woff

398 ms

cart.woff

cart.woff

426 ms

fa-brands-400.woff

fa-brands-400.woff

613 ms

Just-the-Facts-300x300.jpg

Just-the-Facts-300x300.jpg

426 ms

Entertainment-300x300.jpg

Entertainment-300x300.jpg

426 ms

ec.js

ec.js

10 ms

Education-300x300.jpg

Education-300x300.jpg

397 ms

Flagship_Brand-Image-Homepage.jpg

Flagship_Brand-Image-Homepage.jpg

463 ms

CE8481_Wonka-211x300.jpg

CE8481_Wonka-211x300.jpg

419 ms

GH5029-300x300.jpg

GH5029-300x300.jpg

419 ms

GH4923-190x300.jpg

GH4923-190x300.jpg

440 ms

CE8443-220x300.jpg

CE8443-220x300.jpg

440 ms

CE8432-220x300.jpg

CE8432-220x300.jpg

422 ms

GH4019-300x300.jpg

GH4019-300x300.jpg

412 ms

CE8280-216x300.jpg

CE8280-216x300.jpg

426 ms

CE8477-220x300.jpg

CE8477-220x300.jpg

419 ms

recaptcha__en.js

recaptcha__en.js

114 ms

dvdsforschools.com

dvdsforschools.com

1177 ms

Education-300x300.jpg

Education-300x300.jpg

87 ms

Entertainment-300x300.jpg

Entertainment-300x300.jpg

110 ms

Just-the-Facts-300x300.jpg

Just-the-Facts-300x300.jpg

111 ms

Mazzarella-300x300.jpg

Mazzarella-300x300.jpg

112 ms

SD-Teaching-System-300x300.jpg

SD-Teaching-System-300x300.jpg

151 ms

SD-School-300x300.jpg

SD-School-300x300.jpg

152 ms

SD-Espanol-300x300.jpg

SD-Espanol-300x300.jpg

152 ms

CSC-Logo_v3_Category-300x300.png

CSC-Logo_v3_Category-300x300.png

152 ms

GH5029-300x300.jpg

GH5029-300x300.jpg

66 ms

GH4923-190x300.jpg

GH4923-190x300.jpg

106 ms

CE8443-220x300.jpg

CE8443-220x300.jpg

119 ms

GH4019-300x300.jpg

GH4019-300x300.jpg

119 ms

CE8477-220x300.jpg

CE8477-220x300.jpg

119 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

57 ms

Accessibility Review

cerebellum.com accessibility score

90

Accessibility Issues

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

Buttons do not have an accessible name

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

cerebellum.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cerebellum.com SEO score

97

Search Engine Optimization Advices

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 Cerebellum.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 Cerebellum.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

cerebellum.com

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