Tools & Wizards About Us
blackcatroofing.com.au screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

blackcatroofing.com.au

Commercial Roofing Contractors and Industrial Asbestos Repair | Sydney

Page Load Speed

10.7 sec in total

First Response

666 ms

Resources Loaded

9.6 sec

Page Rendered

436 ms

blackcatroofing.com.au screenshot

About Website

Click here to check amazing Blackcat Roofing content. Otherwise, check out these important facts you probably never knew about blackcatroofing.com.au

We hold an expertise in providing commercial, residential and industrial roofing repair service in Sydney. Our company is satisfying the roofing needs of the entire city for a long time. We also offer...

Visit blackcatroofing.com.au

Key Findings

We analyzed Blackcatroofing.com.au page load time and found that the first response time was 666 ms and then it took 10.1 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

blackcatroofing.com.au performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value2,100 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.362

30/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

blackcatroofing.com.au

666 ms

blackcatcommercialroofing.com.au

699 ms

rplg.css

15 ms

swiper.min.css

22 ms

529f18cfd7904eb1735de54b683c7964.min.css

60 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Blackcatroofing.com.au, 65% (33 requests) were made to Blackcatcommercialroofing.com.au and 14% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (8.1 sec) relates to the external source Blackcatcommercialroofing.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.4 kB (3%)

Content Size

3.1 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackcatroofing.com.au main page is 3.1 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. Only a small number of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 74.8 kB

  • Original 91.2 kB
  • After minification 88.8 kB
  • After compression 16.4 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 74.8 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.5 MB
  • After minification 2.5 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. Blackcat Roofing images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.1 kB

  • Original 324.1 kB
  • After minification 324.1 kB
  • After compression 321.1 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

-0%

Potential reduce by 517 B

  • Original 198.9 kB
  • After minification 198.9 kB
  • After compression 198.4 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. Blackcatroofing.com.au has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (48%)

Requests Now

42

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackcat Roofing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blackcatroofing.com.au

blackcatroofing.com.au

666 ms

blackcatcommercialroofing.com.au

blackcatcommercialroofing.com.au

699 ms

rplg.css

rplg.css

15 ms

swiper.min.css

swiper.min.css

22 ms

529f18cfd7904eb1735de54b683c7964.min.css

529f18cfd7904eb1735de54b683c7964.min.css

60 ms

wpac-time.js

wpac-time.js

24 ms

blazy.min.js

blazy.min.js

25 ms

swiper.min.js

swiper.min.js

30 ms

rplg.js

rplg.js

27 ms

jquery.min.js

jquery.min.js

36 ms

jquery-migrate.min.js

jquery-migrate.min.js

32 ms

js

js

423 ms

email-decode.min.js

email-decode.min.js

26 ms

style.min.css

style.min.css

45 ms

bf3357e268965c7797a27d593fe697b5.min.js

bf3357e268965c7797a27d593fe697b5.min.js

214 ms

gtm.js

gtm.js

322 ms

fbevents.js

fbevents.js

323 ms

78sjCCuuIJA

78sjCCuuIJA

354 ms

blackcatcommercialroofing.com.au

blackcatcommercialroofing.com.au

8070 ms

logo-2.png

logo-2.png

251 ms

NVBJ9649.jpeg

NVBJ9649.jpeg

311 ms

IMG_2515-copy.jpg

IMG_2515-copy.jpg

1507 ms

IMG_8250-copy.jpg

IMG_8250-copy.jpg

1499 ms

IMG_9084.jpeg

IMG_9084.jpeg

1508 ms

IMG_2492.jpeg

IMG_2492.jpeg

1331 ms

IMG_9657.jpeg

IMG_9657.jpeg

1553 ms

logo-1024x900.png

logo-1024x900.png

2192 ms

Commercial-Roofing-Services-Industrial-Roofing-Specialists.jpg

Commercial-Roofing-Services-Industrial-Roofing-Specialists.jpg

1266 ms

DroidSans.ttf

DroidSans.ttf

2159 ms

fa-solid-900.woff

fa-solid-900.woff

2339 ms

fa-regular-400.woff

fa-regular-400.woff

1915 ms

icomoon.woff

icomoon.woff

1950 ms

78sjCCuuIJA

78sjCCuuIJA

104 ms

www-player.css

www-player.css

10 ms

www-embed-player.js

www-embed-player.js

28 ms

base.js

base.js

60 ms

NVBJ9649-1024x768.jpeg

NVBJ9649-1024x768.jpeg

1765 ms

ad_status.js

ad_status.js

219 ms

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

160 ms

embed.js

embed.js

56 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

143 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

144 ms

id

id

36 ms

Create

Create

94 ms

GenerateIT

GenerateIT

14 ms

IMG_2492-1024x768.jpeg

IMG_2492-1024x768.jpeg

1906 ms

IMG_2515-copy-1024x768.jpg

IMG_2515-copy-1024x768.jpg

590 ms

IMG_8250-copy-1024x768.jpg

IMG_8250-copy-1024x768.jpg

606 ms

IMG_9084-1024x768.jpeg

IMG_9084-1024x768.jpeg

605 ms

IMG_9657-1024x768.jpeg

IMG_9657-1024x768.jpeg

616 ms

log_event

log_event

21 ms

Accessibility Review

blackcatroofing.com.au accessibility score

93

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

[aria-hidden="true"] elements contain focusable descendents

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

blackcatroofing.com.au best practices score

83

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

blackcatroofing.com.au SEO score

90

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 Blackcatroofing.com.au 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 Blackcatroofing.com.au 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

blackcatroofing.com.au

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