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sella.co.nz screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

sella.co.nz

NZME. - Home

Page Load Speed

3.1 sec in total

First Response

33 ms

Resources Loaded

2.3 sec

Page Rendered

739 ms

sella.co.nz screenshot

About Website

Visit sella.co.nz now to see the best up-to-date Sella content for New Zealand and also check out these interesting facts you probably never knew about sella.co.nz

New Zealand Media and Entertainment (NZME) is an integrated media company offering market-leading newspapers, radio stations and digital platforms, that reach 3.6 million Kiwis. Advertise with NZME. E...

Visit sella.co.nz

Key Findings

We analyzed Sella.co.nz page load time and found that the first response time was 33 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

sella.co.nz performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value4.7 s

68/100

10%

TBT (Total Blocking Time)

Value990 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.107

88/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

sella.co.nz

33 ms

www.nzme.co.nz

700 ms

gtm.js

67 ms

style.16d37b1942db75579f11.css

30 ms

main.10f7bd300d838a2bc66e.js

57 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Sella.co.nz, 69% (24 requests) were made to Nzme.co.nz and 9% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (700 ms) relates to the external source Nzme.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.4 MB (11%)

Content Size

31.4 MB

After Optimization

28.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sella.co.nz main page is 31.4 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. Only a small number of websites need less resources to load. Images take 31.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 17.5 kB

  • Original 21.3 kB
  • After minification 16.2 kB
  • After compression 3.9 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. This page needs HTML code to be minified as it can gain 5.1 kB, which is 24% 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 17.5 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 3.4 MB

  • Original 31.3 MB
  • After minification 27.9 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. Obviously, Sella needs image optimization as it can save up to 3.4 MB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-12%

Potential reduce by 11.0 kB

  • Original 91.5 kB
  • After minification 91.5 kB
  • After compression 80.5 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 11.0 kB or 12% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 2.0 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.

Requests Breakdown

Number of requests can be reduced by 6 (22%)

Requests Now

27

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sella. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sella.co.nz

sella.co.nz

33 ms

www.nzme.co.nz

www.nzme.co.nz

700 ms

gtm.js

gtm.js

67 ms

style.16d37b1942db75579f11.css

style.16d37b1942db75579f11.css

30 ms

main.10f7bd300d838a2bc66e.js

main.10f7bd300d838a2bc66e.js

57 ms

cc_af.js

cc_af.js

65 ms

8vjzll2cqc

8vjzll2cqc

200 ms

352bc16e9f030f66e227.png

352bc16e9f030f66e227.png

74 ms

website-slider-radio-mobile-2023.png

website-slider-radio-mobile-2023.png

86 ms

radio-2023.png

radio-2023.png

205 ms

website-slider-nzh-mobile-2024.png

website-slider-nzh-mobile-2024.png

197 ms

nzh-2023.png

nzh-2023.png

217 ms

website-slider-ihr-mobile-2023.png

website-slider-ihr-mobile-2023.png

191 ms

website-slider-ihr-2023.png

website-slider-ihr-2023.png

193 ms

website-slider-publishing-mobile-2024.png

website-slider-publishing-mobile-2024.png

199 ms

publishing-2023.png

publishing-2023.png

229 ms

website-slider-fused-mobile-2024.png

website-slider-fused-mobile-2024.png

210 ms

fused-2023.png

fused-2023.png

371 ms

61f6639fc3ebd37c1a53.svg

61f6639fc3ebd37c1a53.svg

219 ms

chevron-1.png

chevron-1.png

224 ms

homepage-our-brands.png

homepage-our-brands.png

360 ms

chevron-2.png

chevron-2.png

231 ms

homepage-advertise.png

homepage-advertise.png

232 ms

chevron-3.png

chevron-3.png

358 ms

js

js

152 ms

analytics.js

analytics.js

26 ms

collect

collect

190 ms

e95c19f2cecc38aefdcf.woff

e95c19f2cecc38aefdcf.woff

141 ms

ff1b9056240f1077b77f.woff

ff1b9056240f1077b77f.woff

142 ms

037353d34aeadce4906f.woff

037353d34aeadce4906f.woff

139 ms

06897397a16beaafa264.ttf

06897397a16beaafa264.ttf

647 ms

clarity.js

clarity.js

139 ms

collect

collect

50 ms

js

js

22 ms

fbevents.js

fbevents.js

20 ms

Accessibility Review

sella.co.nz accessibility score

70

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sella.co.nz 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

sella.co.nz SEO score

90

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sella.co.nz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sella.co.nz 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

sella.co.nz

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