Tools & Wizards About Us
radionz.co.nz screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    67% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

radionz.co.nz

RNZ - NZ News, Current Affairs, Audio On Demand

Page Load Speed

5.5 sec in total

First Response

617 ms

Resources Loaded

4.1 sec

Page Rendered

779 ms

radionz.co.nz screenshot

About Website

Click here to check amazing Radio NZ content for New Zealand. Otherwise, check out these important facts you probably never knew about radionz.co.nz

New Zealand's public broadcaster, providing comprehensive NZ news and current affairs, specialist audio features and documentaries.

Visit radionz.co.nz

Key Findings

We analyzed Radionz.co.nz page load time and found that the first response time was 617 ms and then it took 4.9 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

radionz.co.nz performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value1,060 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value8.8 s

36/100

10%

Network Requests Diagram

radionz.co.nz

617 ms

www.radionz.co.nz

810 ms

application-c701be9d0a4d38fff7417bc114b3f3b5dc627b0fe44366e921578456901a6467.css

603 ms

pload-5bfc35396408b00279690208a7ced478907c225278fd6af3c318ceb837b0a30d.js

407 ms

application-43fa7455382934c9f99592a39ff87da8d72d85745db50113778512d030731233.js

806 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 88% of them (52 requests) were addressed to the original Radionz.co.nz, 5% (3 requests) were made to Secure-nz.imrworldwide.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Radionz.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 158.5 kB (17%)

Content Size

921.6 kB

After Optimization

763.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radionz.co.nz main page is 921.6 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. 40% of websites need less resources to load. Images take 697.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 40.1 kB

  • Original 55.3 kB
  • After minification 52.0 kB
  • After compression 15.2 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. 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 40.1 kB or 73% of the original size.

Image Optimization

-1%

Potential reduce by 8.8 kB

  • Original 697.9 kB
  • After minification 689.1 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. Radio NZ images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 8.0 kB

  • Original 41.5 kB
  • After minification 41.5 kB
  • After compression 33.5 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 8.0 kB or 19% of the original size.

CSS Optimization

-80%

Potential reduce by 101.6 kB

  • Original 126.9 kB
  • After minification 125.5 kB
  • After compression 25.4 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. Radionz.co.nz needs all CSS files to be minified and compressed as it can save up to 101.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (7%)

Requests Now

54

After Optimization

50

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radio NZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

radionz.co.nz

radionz.co.nz

617 ms

www.radionz.co.nz

www.radionz.co.nz

810 ms

application-c701be9d0a4d38fff7417bc114b3f3b5dc627b0fe44366e921578456901a6467.css

application-c701be9d0a4d38fff7417bc114b3f3b5dc627b0fe44366e921578456901a6467.css

603 ms

pload-5bfc35396408b00279690208a7ced478907c225278fd6af3c318ceb837b0a30d.js

pload-5bfc35396408b00279690208a7ced478907c225278fd6af3c318ceb837b0a30d.js

407 ms

application-43fa7455382934c9f99592a39ff87da8d72d85745db50113778512d030731233.js

application-43fa7455382934c9f99592a39ff87da8d72d85745db50113778512d030731233.js

806 ms

v60.js

v60.js

48 ms

analytics.js

analytics.js

84 ms

header-1e04e98c41f3db5a1fd83e611615a214d69659ae8368b94c297d8be38205db7d.jpg

header-1e04e98c41f3db5a1fd83e611615a214d69659ae8368b94c297d8be38205db7d.jpg

203 ms

home-1d6adc106dea70ce9a9a3af0e393445123694780199d271fc1495521f4cd25fa.png

home-1d6adc106dea70ce9a9a3af0e393445123694780199d271fc1495521f4cd25fa.png

204 ms

live-e2fca4baf4894e9534397c15f386bd1488e3066a99157854f94c0d6e5dc1e3bf.png

live-e2fca4baf4894e9534397c15f386bd1488e3066a99157854f94c0d6e5dc1e3bf.png

456 ms

home-print-af2ab6697d975b29a256793b51b32b99546b924dd969a8186e9a88f541df7ace.png

home-print-af2ab6697d975b29a256793b51b32b99546b924dd969a8186e9a88f541df7ace.png

455 ms

icons-4405f267f4af1d334aa631762cfa8b0a5bf15372a2957ea4429a0f0b48421cb5.png

icons-4405f267f4af1d334aa631762cfa8b0a5bf15372a2957ea4429a0f0b48421cb5.png

457 ms

original_lloyd-vicki-h.jpg

original_lloyd-vicki-h.jpg

458 ms

original_music-through-night-h.jpg

original_music-through-night-h.jpg

459 ms

rnzi-radio-300x110-04844bdb278a7810c2bedc7519bfcfca1a82e318c017bc18ca545508ed6a3888.jpg

rnzi-radio-300x110-04844bdb278a7810c2bedc7519bfcfca1a82e318c017bc18ca545508ed6a3888.jpg

559 ms

eight_col_xlarge_2V9A5933-Edit.jpg

eight_col_xlarge_2V9A5933-Edit.jpg

1401 ms

two_col_leo.jpg

two_col_leo.jpg

603 ms

two_col_walker.jpg

two_col_walker.jpg

604 ms

two_col_xlarge_2V9A2771-Edit.jpg

two_col_xlarge_2V9A2771-Edit.jpg

606 ms

two_col_41770690_m.jpg

two_col_41770690_m.jpg

608 ms

two_col_16MANreturn02.JPG

two_col_16MANreturn02.JPG

761 ms

two_col_20160229_143128.jpg

two_col_20160229_143128.jpg

802 ms

two_col_36942526_s.jpg

two_col_36942526_s.jpg

804 ms

two_col_IMG_0161.jpg

two_col_IMG_0161.jpg

806 ms

two_col_Clipboard.jpg

two_col_Clipboard.jpg

806 ms

two_col_large_1M1A8949.jpg

two_col_large_1M1A8949.jpg

961 ms

two_col_fiji.jpg

two_col_fiji.jpg

1002 ms

two_col_clinton.jpg

two_col_clinton.jpg

1005 ms

two_col__U__FOOTBALL_Roy_Nix_16x10.jpg

two_col__U__FOOTBALL_Roy_Nix_16x10.jpg

1007 ms

conversation-262468aef46e303f5fe2ddab631f014cd10e76b6dff6c3e2cc4217e55963eb78.jpg

conversation-262468aef46e303f5fe2ddab631f014cd10e76b6dff6c3e2cc4217e55963eb78.jpg

1007 ms

original_fforde_fiesta.jpg

original_fforde_fiesta.jpg

1162 ms

original_swan_song_220.jpg

original_swan_song_220.jpg

1202 ms

original_tommy_ho_220.jpg

original_tommy_ho_220.jpg

1204 ms

original_be_alright_220.jpg

original_be_alright_220.jpg

1207 ms

original_mark_jennings_220.jpg

original_mark_jennings_220.jpg

1208 ms

original_kids_in_the_usa.jpg

original_kids_in_the_usa.jpg

1362 ms

original_eight_col_21238-Santigold_finalCoverimage.jpg

original_eight_col_21238-Santigold_finalCoverimage.jpg

1601 ms

two_col_large_2V9A7561.jpg

two_col_large_2V9A7561.jpg

1406 ms

two_col_adavid.jpg

two_col_adavid.jpg

1409 ms

two_col_HMNZS_Wellington_in_Fiji.jpg

two_col_HMNZS_Wellington_in_Fiji.jpg

1410 ms

two_col_SyriaAidCUT.jpg

two_col_SyriaAidCUT.jpg

1563 ms

two_col_Shaun_Kenny-Dowall_16x10.jpg

two_col_Shaun_Kenny-Dowall_16x10.jpg

1547 ms

collect

collect

11 ms

collect

collect

55 ms

GCR-fff95da587fad226ed9f45916b8b27d6a8d1e2026cb4d67f2bd234eeec90ffb7.woff

GCR-fff95da587fad226ed9f45916b8b27d6a8d1e2026cb4d67f2bd234eeec90ffb7.woff

1810 ms

GCM-00c302f430ae460c155804aba95b27d51bc28c1569f8c795f306b1553d492965.woff

GCM-00c302f430ae460c155804aba95b27d51bc28c1569f8c795f306b1553d492965.woff

1821 ms

storageframe.html

storageframe.html

56 ms

icomoon-0959829b1642c32068d27f548efe736dc904dceb7e7423a3f3ce4979d9d4de84.woff

icomoon-0959829b1642c32068d27f548efe736dc904dceb7e7423a3f3ce4979d9d4de84.woff

1165 ms

two_col_2duckcrop.jpg

two_col_2duckcrop.jpg

1315 ms

two_col_maori_land.jpg

two_col_maori_land.jpg

1349 ms

two_col_075_photoshot-chinasto160105_npR1r.jpg

two_col_075_photoshot-chinasto160105_npR1r.jpg

1351 ms

two_col_Mieklejohn.JPG

two_col_Mieklejohn.JPG

1364 ms

original_birds-on-mr.jpg

original_birds-on-mr.jpg

1510 ms

m

m

27 ms

original_Subscribe_to_our_newsletters.jpg

original_Subscribe_to_our_newsletters.jpg

1445 ms

original_apps.jpg

original_apps.jpg

1404 ms

original_the-wireless.gif

original_the-wireless.gif

1419 ms

rnz-general-sq-f875850613bd05904fb91ba6d0a13eca970fe203a2008e6de44c4a6b0bdbd86a.jpg

rnz-general-sq-f875850613bd05904fb91ba6d0a13eca970fe203a2008e6de44c4a6b0bdbd86a.jpg

1564 ms

nr-852.min.js

nr-852.min.js

44 ms

Accessibility Review

radionz.co.nz accessibility score

87

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

radionz.co.nz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

radionz.co.nz SEO score

92

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 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 Radionz.co.nz 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 Radionz.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

radionz.co.nz

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