Tools & Wizards About Us
mdsbattery.co.uk screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

mdsbattery.co.uk

CSB Lead Acid Batteries, UPS Batteries, PLC Batteries - Free Delivery. | MDS Battery

Page Load Speed

5.1 sec in total

First Response

742 ms

Resources Loaded

3.9 sec

Page Rendered

514 ms

mdsbattery.co.uk screenshot

About Website

Click here to check amazing MDS Battery content for United Kingdom. Otherwise, check out these important facts you probably never knew about mdsbattery.co.uk

Replacement APC UPS Battery Kits, Yuasa Motorcycle Batteries, CSB Industrial Battery, Yuasa Car Batteries, Mobility Scooter Batteries, Marine & Leisure Power, Free Next Day Delivery

Visit mdsbattery.co.uk

Key Findings

We analyzed Mdsbattery.co.uk page load time and found that the first response time was 742 ms and then it took 4.4 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

mdsbattery.co.uk performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value5.7 s

52/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.228

55/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

www.mdsbattery.co.uk

742 ms

8cff297582e5e7c92fe319fff332aa5b.mdsbattery[1].css.php

259 ms

dae9357400e049f839d1e3b20333f334.jquery.js.php

493 ms

b9486148fab0f4b573fdbb9a8e7de1b2.jqueryui.js.php

555 ms

6b7e5a6916364a19691de98d91484352.mdsbattery[1].functions.js.php

514 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 80% of them (69 requests) were addressed to the original Mdsbattery.co.uk, 5% (4 requests) were made to Batterylookupgb.yuasa.co.uk and 3% (3 requests) were made to Web.archive.org. The less responsive or slowest element that took the longest time to load (742 ms) belongs to the original domain Mdsbattery.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.3 kB (8%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mdsbattery.co.uk main page is 1.9 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. 60% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 76.7 kB

  • Original 88.0 kB
  • After minification 87.9 kB
  • After compression 11.3 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 76.7 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 57.2 kB

  • Original 1.7 MB
  • After minification 1.6 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. MDS Battery images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 15.2 kB

  • Original 175.6 kB
  • After minification 175.6 kB
  • After compression 160.4 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

-38%

Potential reduce by 2.3 kB

  • Original 5.9 kB
  • After minification 5.9 kB
  • After compression 3.7 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. Mdsbattery.co.uk needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (14%)

Requests Now

84

After Optimization

72

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MDS Battery. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.mdsbattery.co.uk

www.mdsbattery.co.uk

742 ms

8cff297582e5e7c92fe319fff332aa5b.mdsbattery[1].css.php

8cff297582e5e7c92fe319fff332aa5b.mdsbattery[1].css.php

259 ms

dae9357400e049f839d1e3b20333f334.jquery.js.php

dae9357400e049f839d1e3b20333f334.jquery.js.php

493 ms

b9486148fab0f4b573fdbb9a8e7de1b2.jqueryui.js.php

b9486148fab0f4b573fdbb9a8e7de1b2.jqueryui.js.php

555 ms

6b7e5a6916364a19691de98d91484352.mdsbattery[1].functions.js.php

6b7e5a6916364a19691de98d91484352.mdsbattery[1].functions.js.php

514 ms

df28e606b4c989852ce76b8e80b81012.menu.js.php

df28e606b4c989852ce76b8e80b81012.menu.js.php

270 ms

js

js

47 ms

loader.js

loader.js

205 ms

sensor.js

sensor.js

61 ms

CSB-435-1.jp.jpg

CSB-435-1.jp.jpg

94 ms

marine-435.jpg

marine-435.jpg

113 ms

bike_battery_435-1.jpg

bike_battery_435-1.jpg

190 ms

csb_battery_grad_1336.jpg

csb_battery_grad_1336.jpg

193 ms

CSB_EVX1272_VRLA_Battery.jpg

CSB_EVX1272_VRLA_Battery.jpg

112 ms

spacerv.gif

spacerv.gif

112 ms

CSB_GP1272F2_VRLA_Battery.jpg

CSB_GP1272F2_VRLA_Battery.jpg

184 ms

CSB_HR1234w_VRLA_Battery.jpg

CSB_HR1234w_VRLA_Battery.jpg

209 ms

CSB_HRL1234W_VRLA_Battery.jpg

CSB_HRL1234W_VRLA_Battery.jpg

208 ms

CSB_XHRL12360W.jpg

CSB_XHRL12360W.jpg

207 ms

CSB_GP1272F2_VRLA_Battery.jpg

CSB_GP1272F2_VRLA_Battery.jpg

257 ms

CSB_UPS12360-7.jpg

CSB_UPS12360-7.jpg

361 ms

CSB_HR1234w_VRLA_Battery.jpg

CSB_HR1234w_VRLA_Battery.jpg

284 ms

CSB_HRL1234W_VRLA_Battery.jpg

CSB_HRL1234W_VRLA_Battery.jpg

296 ms

CSB_EVX12200_VRLA_Battery.jpg

CSB_EVX12200_VRLA_Battery.jpg

296 ms

ups_battery_grad_1336.jpg

ups_battery_grad_1336.jpg

296 ms

MDS48_UPS_battery_kit_APC48.jpg

MDS48_UPS_battery_kit_APC48.jpg

347 ms

MDS7_APC%20RBC%20Replacement%20kits.jpg

MDS7_APC%20RBC%20Replacement%20kits.jpg

380 ms

MDS12_UPS_battery_kit_APC12.jpg

MDS12_UPS_battery_kit_APC12.jpg

388 ms

MDS11-b.jpg

MDS11-b.jpg

387 ms

MDS44C_APC%20RBC%20Replacement%20kits.jpg

MDS44C_APC%20RBC%20Replacement%20kits.jpg

387 ms

yuasa_motorcycle_batteries_1336.jpg

yuasa_motorcycle_batteries_1336.jpg

436 ms

Yuasa_YTX9-BS.jpg

Yuasa_YTX9-BS.jpg

451 ms

Yuasa_YTX12-BS.jpg

Yuasa_YTX12-BS.jpg

472 ms

Yuasa_YTX14-BS_motorcycle_battery.jpg

Yuasa_YTX14-BS_motorcycle_battery.jpg

477 ms

Yuasa_YT12B-BS.jpg

Yuasa_YT12B-BS.jpg

477 ms

YT19BL-BS.jpg

YT19BL-BS.jpg

478 ms

plc_1336.jpg

plc_1336.jpg

526 ms

B9712T.jpg

B9712T.jpg

623 ms

B9650T.jpg

B9650T.jpg

562 ms

B9670MC.jpg

B9670MC.jpg

567 ms

LS14500-MDS.jpg

LS14500-MDS.jpg

565 ms

BR234AF.jpg

BR234AF.jpg

565 ms

sterling_1336.jpg

sterling_1336.jpg

615 ms

SP-D70A3.jpg

SP-D70A3.jpg

652 ms

SP-BM_1.jpg

SP-BM_1.jpg

654 ms

js

js

58 ms

analytics.js

analytics.js

105 ms

embed

embed

393 ms

Widget_Car_Reg3.html

Widget_Car_Reg3.html

599 ms

Widget_bike_lookup.html

Widget_bike_lookup.html

586 ms

widget_car_lookup.html

widget_car_lookup.html

635 ms

collect

collect

15 ms

Blueparker-071122.woff

Blueparker-071122.woff

564 ms

SP-BB1230_GREEN.jpg

SP-BB1230_GREEN.jpg

567 ms

SP-PCU1230.jpg

SP-PCU1230.jpg

594 ms

collect

collect

29 ms

SIB121600-b.jpg

SIB121600-b.jpg

579 ms

mobility_scooter_2.jpg

mobility_scooter_2.jpg

631 ms

plc2.jpg

plc2.jpg

629 ms

ga-audiences

ga-audiences

68 ms

raz1.jpg

raz1.jpg

581 ms

odyssey_375-1.jpg

odyssey_375-1.jpg

592 ms

visa_logo.jpg

visa_logo.jpg

580 ms

mastercard_logo.jpg

mastercard_logo.jpg

632 ms

visa_debit.jpg

visa_debit.jpg

630 ms

american_express.png

american_express.png

582 ms

paypal.jpg

paypal.jpg

590 ms

paypal_checkout.jpg

paypal_checkout.jpg

586 ms

opayo_logo-40.jpg

opayo_logo-40.jpg

580 ms

secure.jpg

secure.jpg

629 ms

checkout_oe.jpg

checkout_oe.jpg

628 ms

mds_logo.jpg

mds_logo.jpg

580 ms

del_button_4.jpg

del_button_4.jpg

590 ms

js

js

63 ms

top_call_oe.jpg

top_call_oe.jpg

583 ms

back7.jpg

back7.jpg

579 ms

1px.jpg

1px.jpg

627 ms

yuasa.css

yuasa.css

413 ms

yuasa.js

yuasa.js

415 ms

api-latest.js

api-latest.js

415 ms

widget-latest.js

widget-latest.js

441 ms

manual

manual

125 ms

manual

manual

126 ms

ajax-loader.gif

ajax-loader.gif

585 ms

licence-plate-backs.png

licence-plate-backs.png

405 ms

yuasa-logo-light.png

yuasa-logo-light.png

290 ms

Accessibility Review

mdsbattery.co.uk accessibility score

80

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

mdsbattery.co.uk best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

mdsbattery.co.uk SEO score

82

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mdsbattery.co.uk 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 Mdsbattery.co.uk 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

mdsbattery.co.uk

Open Graph description is not detected on the main page of MDS Battery. 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: