Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 0

    SEO

bloc.co.za

BLOC Contractors - Your Trusted Geotechnical Partner

Page Load Speed

13.3 sec in total

First Response

1.1 sec

Resources Loaded

11.6 sec

Page Rendered

647 ms

About Website

Visit bloc.co.za now to see the best up-to-date BLOC content and also check out these interesting facts you probably never knew about bloc.co.za

BLOC Contractors is based in Durban and has become a renowned name in the Geotechnical industry nationwide, specializing in Trenchless Construction, Lateral Support, and Sheet piling.

Visit bloc.co.za

Key Findings

We analyzed Bloc.co.za page load time and found that the first response time was 1.1 sec and then it took 12.2 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

bloc.co.za performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value13.7 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

bloc.co.za

1050 ms

cookieblocker.min.css

924 ms

style.min.css

946 ms

theme.min.css

948 ms

header-footer.min.css

951 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 76% of them (63 requests) were addressed to the original Bloc.co.za, 22% (18 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (8.3 sec) belongs to the original domain Bloc.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.1 kB (2%)

Content Size

9.0 MB

After Optimization

8.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bloc.co.za main page is 9.0 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. 65% of websites need less resources to load. Images take 8.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 125.3 kB

  • Original 148.0 kB
  • After minification 142.2 kB
  • After compression 22.8 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 125.3 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 50.6 kB

  • Original 8.6 MB
  • After minification 8.5 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. BLOC images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 158 B

  • Original 169.8 kB
  • After minification 169.8 kB
  • After compression 169.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 1.1 kB

  • Original 94.9 kB
  • After minification 94.9 kB
  • After compression 93.7 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. Bloc.co.za has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (70%)

Requests Now

61

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BLOC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

bloc.co.za accessibility score

95

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

bloc.co.za 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

High

Page has valid source maps

SEO Factors

bloc.co.za SEO score

0

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 Bloc.co.za 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 Bloc.co.za 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 BLOC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: