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rtc.co.nz screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

rtc.co.nz

Regent Training Centre - free course for 16 -19 year olds

Page Load Speed

10.2 sec in total

First Response

633 ms

Resources Loaded

8.7 sec

Page Rendered

891 ms

rtc.co.nz screenshot

About Website

Welcome to rtc.co.nz homepage info - get ready to check Rtc best content right away, or after learning these important things about rtc.co.nz

Regent Training Centre, are not bound by old fashioned teaching methods, courses are FREE to 16-19 year olds! start your higher learning and employment today.

Visit rtc.co.nz

Key Findings

We analyzed Rtc.co.nz page load time and found that the first response time was 633 ms and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

rtc.co.nz performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.8 s

0/100

25%

SI (Speed Index)

Value13.9 s

1/100

10%

TBT (Total Blocking Time)

Value1,660 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.544

13/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

rtc.co.nz

633 ms

rtc.co.nz

1173 ms

gtm.js

64 ms

js

88 ms

fbevents.js

23 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 89% of them (127 requests) were addressed to the original Rtc.co.nz, 3% (4 requests) were made to Static.xx.fbcdn.net and 2% (3 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Rtc.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.7 MB (71%)

Content Size

15.1 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rtc.co.nz main page is 15.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 14.1 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 56.6 kB

  • Original 81.3 kB
  • After minification 71.0 kB
  • After compression 24.6 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 10.3 kB, which is 13% 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 56.6 kB or 70% of the original size.

Image Optimization

-75%

Potential reduce by 10.5 MB

  • Original 14.1 MB
  • After minification 3.6 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. Obviously, Rtc needs image optimization as it can save up to 10.5 MB or 75% 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 97.1 kB

  • Original 793.3 kB
  • After minification 793.0 kB
  • After compression 696.3 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 97.1 kB or 12% of the original size.

CSS Optimization

-15%

Potential reduce by 19.2 kB

  • Original 130.5 kB
  • After minification 130.5 kB
  • After compression 111.4 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. Rtc.co.nz needs all CSS files to be minified and compressed as it can save up to 19.2 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 83 (61%)

Requests Now

135

After Optimization

52

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 135 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rtc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 59 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rtc.co.nz

rtc.co.nz

633 ms

rtc.co.nz

rtc.co.nz

1173 ms

gtm.js

gtm.js

64 ms

js

js

88 ms

fbevents.js

fbevents.js

23 ms

default.css

default.css

384 ms

admin.css

admin.css

579 ms

module.css

module.css

775 ms

SearchSkinObjectPreview.css

SearchSkinObjectPreview.css

790 ms

skin.css

skin.css

791 ms

Ozone.css

Ozone.css

1011 ms

container.css

container.css

815 ms

rateit.css

rateit.css

816 ms

Setting.css

Setting.css

969 ms

Theme.css

Theme.css

985 ms

sweetalert.css

sweetalert.css

987 ms

jquery.js

jquery.js

1409 ms

jquery-migrate.js

jquery-migrate.js

1021 ms

jquery-ui.js

jquery-ui.js

1551 ms

webAPI.min.js

webAPI.min.js

1180 ms

sweetalert.min.js

sweetalert.min.js

1183 ms

Style.css

Style.css

1210 ms

eds2.2.3.js

eds2.2.3.js

1411 ms

EasyDnnSolutions_1.1_2.2.js

EasyDnnSolutions_1.1_2.2.js

1377 ms

WebResource.axd

WebResource.axd

1377 ms

jquery.easing.js

jquery.easing.js

1411 ms

camera.js

camera.js

1574 ms

ScriptResource.axd

ScriptResource.axd

1573 ms

ScriptResource.axd

ScriptResource.axd

1609 ms

dnn.js

dnn.js

1609 ms

dnn.modalpopup.js

dnn.modalpopup.js

1609 ms

jquery.hoverIntent.min.js

jquery.hoverIntent.min.js

1747 ms

dnncore.js

dnncore.js

1770 ms

SearchSkinObjectPreview.js

SearchSkinObjectPreview.js

1768 ms

Tooltip.min.js

Tooltip.min.js

1807 ms

LiveFormMobile.min.js

LiveFormMobile.min.js

1808 ms

intlTelInput-jquery.min.js

intlTelInput-jquery.min.js

1808 ms

utils.js

utils.js

1943 ms

strength.min.js

strength.min.js

1963 ms

dnn.servicesframework.js

dnn.servicesframework.js

1964 ms

jquery.scrollTo.min.js

jquery.scrollTo.min.js

35 ms

api.js

api.js

36 ms

jquery.rateit_2.2.js

jquery.rateit_2.2.js

1827 ms

dnn.jquery.js

dnn.jquery.js

1627 ms

jquery.cookie_2.2.js

jquery.cookie_2.2.js

1438 ms

jquery.hoverIntent.min.js

jquery.hoverIntent.min.js

1373 ms

StandardMenu.js

StandardMenu.js

1377 ms

css

css

30 ms

bootstrap.css

bootstrap.css

1376 ms

all.css

all.css

1400 ms

tablet.css

tablet.css

1408 ms

mobile.css

mobile.css

1252 ms

fancybox.css

fancybox.css

1355 ms

unoslider.css

unoslider.css

1376 ms

flexslider.css

flexslider.css

1345 ms

trans-banner.css

trans-banner.css

1396 ms

layerslider.css

layerslider.css

1236 ms

isotope.css

isotope.css

1235 ms

animated.css

animated.css

1328 ms

colorpicker.css

colorpicker.css

1185 ms

font-awesome.min.css

font-awesome.min.css

1182 ms

trans-banner.min.js

trans-banner.min.js

1216 ms

scrolltop.call.js

scrolltop.call.js

1214 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

1213 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

1240 ms

jquery.easing.1.3.min.js

jquery.easing.1.3.min.js

1219 ms

unoslider.js

unoslider.js

1219 ms

bootstrap.js

bootstrap.js

1212 ms

jquery.accordion.js

jquery.accordion.js

1216 ms

jquery.carouFredSel-6.2.1-packed.js

jquery.carouFredSel-6.2.1-packed.js

1209 ms

shake.js

shake.js

1183 ms

jquery-transit-modified.js

jquery-transit-modified.js

1182 ms

layerslider.kreaturamedia.jquery.js

layerslider.kreaturamedia.jquery.js

1190 ms

layerslider.transitions.js

layerslider.transitions.js

1212 ms

jquery.quovolver.min.js

jquery.quovolver.min.js

1214 ms

jquery.quovolver.js

jquery.quovolver.js

1211 ms

jquery.isotope.min.js

jquery.isotope.min.js

1182 ms

jquery.retinise.min.js

jquery.retinise.min.js

1197 ms

jquery.lavalamp.js

jquery.lavalamp.js

1197 ms

jquery.visible.js

jquery.visible.js

1212 ms

custom.js

custom.js

1209 ms

WebResource.axd

WebResource.axd

1208 ms

WebResource.axd

WebResource.axd

1181 ms

WebResource.axd

WebResource.axd

1181 ms

WebResource.axd

WebResource.axd

1171 ms

bg_grid_01.png

bg_grid_01.png

853 ms

coffecupbg.png

coffecupbg.png

1026 ms

logofinal.png

logofinal.png

852 ms

blank.gif

blank.gif

908 ms

gb1.png

gb1.png

1122 ms

gview.png

gview.png

929 ms

gb2.png

gb2.png

1443 ms

renrol.png

renrol.png

1030 ms

gb3.png

gb3.png

1298 ms

spliter.png

spliter.png

1125 ms

line.png

line.png

1226 ms

150150p42301EDNthumbGTT.jpg

150150p42301EDNthumbGTT.jpg

1221 ms

conact.png

conact.png

1309 ms

s9.png

s9.png

1697 ms

s4.png

s4.png

1593 ms

sdk.js

sdk.js

13 ms

S6uyw4BMUTPHjx4wWyWtFCc.ttf

S6uyw4BMUTPHjx4wWyWtFCc.ttf

68 ms

S6u9w4BMUTPHh6UVSwiPHA3q5d0.ttf

S6u9w4BMUTPHh6UVSwiPHA3q5d0.ttf

69 ms

sdk.js

sdk.js

58 ms

phillysansps.woff

phillysansps.woff

1251 ms

MyriadPro-Regular.ttf

MyriadPro-Regular.ttf

1308 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1535 ms

s7.png

s7.png

1424 ms

s6.png

s6.png

1839 ms

s10.png

s10.png

1481 ms

s5.jpg

s5.jpg

1912 ms

s3.png

s3.png

1486 ms

s8.png

s8.png

1544 ms

logo2.png

logo2.png

1494 ms

loc.png

loc.png

1526 ms

phone.png

phone.png

1623 ms

jumping.png

jumping.png

1547 ms

loading.gif

loading.gif

1743 ms

gfm.png

gfm.png

1597 ms

headerbg.png

headerbg.png

2222 ms

searchbg.png

searchbg.png

1662 ms

navbg.png

navbg.png

1688 ms

lineee.png

lineee.png

1650 ms

bnrbg.png

bnrbg.png

2888 ms

recaptcha__en.js

recaptcha__en.js

88 ms

b1.png

b1.png

2998 ms

like_box.php

like_box.php

89 ms

mainbg.png

mainbg.png

3438 ms

blank.png

blank.png

1641 ms

fbbg.png

fbbg.png

1657 ms

colorbg.png

colorbg.png

2466 ms

crousel_l.png

crousel_l.png

1764 ms

1DsYAIlzVSk.png

1DsYAIlzVSk.png

15 ms

uvau2ZhqVkD.png

uvau2ZhqVkD.png

18 ms

hXLpopTsiHV.png

hXLpopTsiHV.png

22 ms

U-w7kFfb7fy.png

U-w7kFfb7fy.png

19 ms

crousel_r.png

crousel_r.png

1686 ms

splash.png

splash.png

1860 ms

redblot.png

redblot.png

1790 ms

scroll_top.png

scroll_top.png

1907 ms

camera-loader.gif

camera-loader.gif

1861 ms

newbanner.png

newbanner.png

586 ms

blank.gif

blank.gif

197 ms

Accessibility Review

rtc.co.nz accessibility score

94

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.

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

rtc.co.nz 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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

rtc.co.nz SEO score

83

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

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 Rtc.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 Rtc.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

rtc.co.nz

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