Tools & Wizards About Us
centremapslive.co.uk screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

centremapslive.co.uk

CentremapsLive | Digital Maps & Data | OS Map Solutions

Page Load Speed

2.3 sec in total

First Response

183 ms

Resources Loaded

2.1 sec

Page Rendered

59 ms

centremapslive.co.uk screenshot

About Website

Welcome to centremapslive.co.uk homepage info - get ready to check Centremaps Live best content for United Kingdom right away, or after learning these important things about centremapslive.co.uk

We've got the lot: Ordnance Survey Maps & Data | LiDAR Data | Historic Maps | Utility Reports | Geology Maps | Aerial Imagery. Mapping. Made Easy.

Visit centremapslive.co.uk

Key Findings

We analyzed Centremapslive.co.uk page load time and found that the first response time was 183 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

centremapslive.co.uk performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value4,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value25.2 s

0/100

10%

Network Requests Diagram

www.centremapslive.co.uk

183 ms

minified.js

53 ms

focus-within-polyfill.js

98 ms

polyfill.min.js

1211 ms

thunderbolt-commons.01a1d4ab.bundle.min.js

84 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Centremapslive.co.uk, 39% (16 requests) were made to Static.parastorage.com and 29% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 595.1 kB (59%)

Content Size

1.0 MB

After Optimization

416.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Centremapslive.co.uk main page is 1.0 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. 25% of websites need less resources to load. HTML takes 643.1 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 508.8 kB

  • Original 643.1 kB
  • After minification 641.4 kB
  • After compression 134.3 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 508.8 kB or 79% of the original size.

Image Optimization

-32%

Potential reduce by 21.1 kB

  • Original 66.3 kB
  • After minification 45.1 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. Obviously, Centremaps Live needs image optimization as it can save up to 21.1 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-22%

Potential reduce by 65.1 kB

  • Original 302.5 kB
  • After minification 302.5 kB
  • After compression 237.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 65.1 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (44%)

Requests Now

25

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centremaps Live. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.centremapslive.co.uk

www.centremapslive.co.uk

183 ms

minified.js

minified.js

53 ms

focus-within-polyfill.js

focus-within-polyfill.js

98 ms

polyfill.min.js

polyfill.min.js

1211 ms

thunderbolt-commons.01a1d4ab.bundle.min.js

thunderbolt-commons.01a1d4ab.bundle.min.js

84 ms

main.7ae9ac9b.bundle.min.js

main.7ae9ac9b.bundle.min.js

77 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

71 ms

lodash.min.js

lodash.min.js

76 ms

react.production.min.js

react.production.min.js

76 ms

react-dom.production.min.js

react-dom.production.min.js

76 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

77 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

77 ms

3e11ad_823b23c6570b432d9624821a53697317~mv2.gif

3e11ad_823b23c6570b432d9624821a53697317~mv2.gif

47 ms

3e11ad_525893bc455f4ef598d7d7b0c5017fd2~mv2.png

3e11ad_525893bc455f4ef598d7d7b0c5017fd2~mv2.png

250 ms

3e11ad_f94e628eed85482baeda3570e87a125f~mv2.png

3e11ad_f94e628eed85482baeda3570e87a125f~mv2.png

370 ms

3e11ad_eeea1944092e41eb8cd93468432a6e83~mv2.jpg

3e11ad_eeea1944092e41eb8cd93468432a6e83~mv2.jpg

285 ms

3e11ad_08e7692a62f743b3b0646a6eeab71d86~mv2.jpg

3e11ad_08e7692a62f743b3b0646a6eeab71d86~mv2.jpg

304 ms

3e11ad_4e7a91c1df104c4bac48693019bb513d~mv2.png

3e11ad_4e7a91c1df104c4bac48693019bb513d~mv2.png

356 ms

ef9ce3e48be340a4b91f0c3e1644aa5b.jpg

ef9ce3e48be340a4b91f0c3e1644aa5b.jpg

303 ms

qgis_small_sustaining-member_2024_highres.png

qgis_small_sustaining-member_2024_highres.png

390 ms

PM_LicensedPartner_RGB.png

PM_LicensedPartner_RGB.png

451 ms

bundle.min.js

bundle.min.js

119 ms

120 ms

114 ms

112 ms

107 ms

110 ms

111 ms

145 ms

143 ms

140 ms

137 ms

138 ms

139 ms

deprecation-en.v5.html

deprecation-en.v5.html

6 ms

bolt-performance

bolt-performance

20 ms

deprecation-style.v5.css

deprecation-style.v5.css

6 ms

right-arrow.svg

right-arrow.svg

14 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

5 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

5 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

3 ms

Accessibility Review

centremapslive.co.uk accessibility score

94

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

High

Some elements have a [tabindex] value greater than 0

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

centremapslive.co.uk 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

Missing source maps for large first-party JavaScript

SEO Factors

centremapslive.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

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 doesn't use 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 Centremapslive.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 Centremapslive.co.uk 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

centremapslive.co.uk

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