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zelst.co.uk screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zelst.co.uk

Search Marketing Agency | Zelst: Be Seen, Get Found

Page Load Speed

4.3 sec in total

First Response

173 ms

Resources Loaded

3.1 sec

Page Rendered

1 sec

zelst.co.uk screenshot

About Website

Visit zelst.co.uk now to see the best up-to-date Zelst content and also check out these interesting facts you probably never knew about zelst.co.uk

Highly experienced search marketing agency that helps clients be seen and get found online through creative and strategic search marketing.

Visit zelst.co.uk

Key Findings

We analyzed Zelst.co.uk page load time and found that the first response time was 173 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zelst.co.uk performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

zelst.co.uk

173 ms

zelst.co.uk

1671 ms

main.css

521 ms

splide.min.css

360 ms

js

66 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 75% of them (45 requests) were addressed to the original Zelst.co.uk, 7% (4 requests) were made to Google-analytics.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Zelst.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 237.0 kB (40%)

Content Size

587.0 kB

After Optimization

350.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zelst.co.uk main page is 587.0 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. 60% of websites need less resources to load. Images take 270.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 55.5 kB

  • Original 67.7 kB
  • After minification 48.6 kB
  • After compression 12.2 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. This page needs HTML code to be minified as it can gain 19.1 kB, which is 28% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 55.5 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 38.6 kB

  • Original 270.0 kB
  • After minification 231.4 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. Obviously, Zelst needs image optimization as it can save up to 38.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-51%

Potential reduce by 102.3 kB

  • Original 200.1 kB
  • After minification 199.9 kB
  • After compression 97.8 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 102.3 kB or 51% of the original size.

CSS Optimization

-83%

Potential reduce by 40.6 kB

  • Original 49.2 kB
  • After minification 49.0 kB
  • After compression 8.6 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. Zelst.co.uk needs all CSS files to be minified and compressed as it can save up to 40.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (26%)

Requests Now

43

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zelst. 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

zelst.co.uk

zelst.co.uk

173 ms

zelst.co.uk

zelst.co.uk

1671 ms

main.css

main.css

521 ms

splide.min.css

splide.min.css

360 ms

js

js

66 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

525 ms

lazysizes.min.js

lazysizes.min.js

351 ms

ScrollMagic.min.js

ScrollMagic.min.js

29 ms

main.js

main.js

352 ms

2501253.js

2501253.js

63 ms

gtm.js

gtm.js

94 ms

simply-wigs.webp

simply-wigs.webp

94 ms

pen-shop.webp

pen-shop.webp

303 ms

technical-seo-site-audit_2023-09-01-090339_pyde.webp

technical-seo-site-audit_2023-09-01-090339_pyde.webp

422 ms

pexels-negative-space-139387.webp

pexels-negative-space-139387.webp

421 ms

whistl.svg

whistl.svg

422 ms

Client-icons-for-homepage-08-002.png

Client-icons-for-homepage-08-002.png

474 ms

Client-icons-for-homepage-03-002.png

Client-icons-for-homepage-03-002.png

474 ms

Client-icons-for-homepage-04-002.png

Client-icons-for-homepage-04-002.png

422 ms

Client-icons-for-homepage-05-002.png

Client-icons-for-homepage-05-002.png

500 ms

Client-icons-for-homepage-06-002.png

Client-icons-for-homepage-06-002.png

585 ms

Client-icons-for-homepage-07-002.png

Client-icons-for-homepage-07-002.png

585 ms

CRGH_Logo_Website_Compressed_Green-2048x1166.svg

CRGH_Logo_Website_Compressed_Green-2048x1166.svg

500 ms

Client-icons-for-homepage-2-11.png

Client-icons-for-homepage-2-11.png

559 ms

Client-icons-for-homepage-2-20.png

Client-icons-for-homepage-2-20.png

558 ms

Client-icons-for-homepage-2-13.png

Client-icons-for-homepage-2-13.png

585 ms

Client-icons-for-homepage-2-10.png

Client-icons-for-homepage-2-10.png

585 ms

google-partner.jpg

google-partner.jpg

643 ms

microsoft-ads-2023-partner.webp

microsoft-ads-2023-partner.webp

642 ms

semrush.png

semrush.png

667 ms

the-drum.png

the-drum.png

666 ms

united-kingdom.png

united-kingdom.png

89 ms

united-states.png

united-states.png

89 ms

hero.webp

hero.webp

656 ms

GothamPro.ttf

GothamPro.ttf

174 ms

GothamPro-Medium.ttf

GothamPro-Medium.ttf

174 ms

GothamPro-Light.ttf

GothamPro-Light.ttf

278 ms

GothamPro-Black.ttf

GothamPro-Black.ttf

173 ms

GT-Sectra-Medium.otf

GT-Sectra-Medium.otf

395 ms

GT-Sectra-Regular.otf

GT-Sectra-Regular.otf

343 ms

GT-Sectra-Bold.otf

GT-Sectra-Bold.otf

447 ms

GT-Sectra-Book.otf

GT-Sectra-Book.otf

529 ms

GT-Sectra-Black.ttf

GT-Sectra-Black.ttf

588 ms

GT-America-Mono-Regular.ttf

GT-America-Mono-Regular.ttf

614 ms

GT-America-Mono-Light.otf

GT-America-Mono-Light.otf

429 ms

GT-America-Mono-Ultra-Light.otf

GT-America-Mono-Ultra-Light.otf

479 ms

GT-America-Mono-Thin.otf

GT-America-Mono-Thin.otf

514 ms

GT-America-Mono-Bold.otf

GT-America-Mono-Bold.otf

536 ms

GT-America-Mono-Black.otf

GT-America-Mono-Black.otf

562 ms

analytics.js

analytics.js

155 ms

insight.min.js

insight.min.js

156 ms

collectedforms.js

collectedforms.js

139 ms

banner.js

banner.js

76 ms

2501253.js

2501253.js

137 ms

collect

collect

69 ms

collect

collect

50 ms

collect

collect

236 ms

insight_tag_errors.gif

insight_tag_errors.gif

305 ms

collect

collect

40 ms

ga-audiences

ga-audiences

35 ms

Accessibility Review

zelst.co.uk accessibility score

93

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

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

zelst.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

zelst.co.uk SEO score

93

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

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 Zelst.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 Zelst.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

zelst.co.uk

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