Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lht.co.nz

Silvester Clark: Structural Engineers in Palmerston North, Wellington, Auckland and Hawkes Bay – Silvester Clark

Page Load Speed

8.7 sec in total

First Response

499 ms

Resources Loaded

7.7 sec

Page Rendered

540 ms

About Website

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

SILVESTER CLARK CONSULTING ENGINEERS We are a structural engineering firm carrying out work throughout NZ and internationally. Since 1979 we’ve been designing buildings throughout New Zealand from ou...

Visit lht.co.nz

Key Findings

We analyzed Lht.co.nz page load time and found that the first response time was 499 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

lht.co.nz performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value19.7 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value4,400 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value21.9 s

1/100

10%

Network Requests Diagram

lht.co.nz

499 ms

www.silvesterclark.co.nz

1142 ms

team.min.css

871 ms

quform.css

1420 ms

3ca79f39a749ee8743aa584ee77d25e3.min.css

2127 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Lht.co.nz, 96% (108 requests) were made to Silvesterclark.co.nz and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Silvesterclark.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.4 MB (33%)

Content Size

7.2 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lht.co.nz main page is 7.2 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. 60% of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 126.8 kB

  • Original 150.3 kB
  • After minification 146.4 kB
  • After compression 23.6 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. 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 126.8 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 2.8 kB

  • Original 4.0 MB
  • After minification 4.0 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. Lht images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 710.6 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 528.7 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 710.6 kB or 57% of the original size.

CSS Optimization

-87%

Potential reduce by 1.5 MB

  • Original 1.8 MB
  • After minification 1.8 MB
  • After compression 235.8 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. Lht.co.nz needs all CSS files to be minified and compressed as it can save up to 1.5 MB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 83 (76%)

Requests Now

109

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lht. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 81 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

lht.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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

lht.co.nz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lht.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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lht.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 Lht.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

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