Tools & Wizards About Us
tlsnz.co.nz screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    80% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

tlsnz.co.nz

Medical Books and Equipment

Page Load Speed

5.2 sec in total

First Response

650 ms

Resources Loaded

4.4 sec

Page Rendered

175 ms

tlsnz.co.nz screenshot

About Website

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

Medical Books and Equipment: Surgical Dentistry Nursing Allied Health Vouchers Charts Models Equipment Stethoscopes Veterinary Nursing Pharmaceutical

Visit tlsnz.co.nz

Key Findings

We analyzed Tlsnz.co.nz page load time and found that the first response time was 650 ms and then it took 4.6 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

tlsnz.co.nz performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

36/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

tlsnz.co.nz

650 ms

www.tlsnz.co.nz

1496 ms

analytics.js

5 ms

style_imagehover.css

396 ms

stylesheet_categories_menu.css

622 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 92% of them (24 requests) were addressed to the original Tlsnz.co.nz, 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Tlsnz.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.5 kB (38%)

Content Size

398.3 kB

After Optimization

246.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tlsnz.co.nz main page is 398.3 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. Only 5% of websites need less resources to load. Images take 220.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 82.2 kB

  • Original 96.5 kB
  • After minification 94.6 kB
  • After compression 14.3 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 82.2 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 14.5 kB

  • Original 220.7 kB
  • After minification 206.2 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. Tlsnz images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 38.2 kB

  • Original 60.4 kB
  • After minification 57.5 kB
  • After compression 22.2 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 38.2 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 16.6 kB

  • Original 20.7 kB
  • After minification 13.5 kB
  • After compression 4.1 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. Tlsnz.co.nz needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (13%)

Requests Now

24

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tlsnz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tlsnz.co.nz

tlsnz.co.nz

650 ms

www.tlsnz.co.nz

www.tlsnz.co.nz

1496 ms

analytics.js

analytics.js

5 ms

style_imagehover.css

style_imagehover.css

396 ms

stylesheet_categories_menu.css

stylesheet_categories_menu.css

622 ms

stylesheet_css_buttons.css

stylesheet_css_buttons.css

626 ms

stylesheet_new.css

stylesheet_new.css

1053 ms

jscript_imagehover.js

jscript_imagehover.js

852 ms

collect

collect

12 ms

shadow.gif

shadow.gif

195 ms

logo.gif

logo.gif

735 ms

arrow11.png

arrow11.png

248 ms

OctaneTLSBanner.jpg

OctaneTLSBanner.jpg

533 ms

medicalbookslink.jpg

medicalbookslink.jpg

1101 ms

9781408857311.jpg

9781408857311.jpg

520 ms

9780143573487.jpg

9780143573487.jpg

684 ms

9781776570294.jpg

9781776570294.jpg

869 ms

9781922179050.jpg

9781922179050.jpg

979 ms

9781877505652.jpg

9781877505652.jpg

814 ms

9781776570379.jpg

9781776570379.jpg

1245 ms

9781877578717.jpg

9781877578717.jpg

1259 ms

9780571298884.jpg

9780571298884.jpg

1274 ms

9781760292980.jpg

9781760292980.jpg

1368 ms

9781250069931.jpg

9781250069931.jpg

1390 ms

no_picture.gif

no_picture.gif

1392 ms

9781624141546.jpg

9781624141546.jpg

1537 ms

Accessibility Review

tlsnz.co.nz accessibility score

96

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.

Best Practices

tlsnz.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tlsnz.co.nz SEO score

100

Search Engine Optimization Advices

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tlsnz.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 Tlsnz.co.nz main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

tlsnz.co.nz

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