Access iadc-dredging.com. IADC | International Association of Dredging Companies

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value2,760 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

iadc-dredging.com

304 ms

www.iadc-dredging.com

1227 ms

twentynineteen.css

281 ms

mediaelementplayer-legacy.min.css

265 ms

wp-mediaelement.min.css

271 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 62% of them (82 requests) were addressed to the original Iadc-dredging.com, 7% (9 requests) were made to Fonts.gstatic.com and 4% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Iadc-dredging.com.

Content Size

3.6 MB

After Optimization

3.3 MB

In fact, the total size of Iadc-dredging.com main page is 3.6 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 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 155.7 kB

Original 180.6 kB
After minification 159.6 kB
After compression 25.0 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 21.0 kB, which is 12% 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 155.7 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 130.3 kB

Original 2.6 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. IADC Dredging images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.8 kB

Original 599.3 kB
After minification 599.3 kB
After compression 594.4 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 1.4 kB

Original 171.3 kB
After minification 171.3 kB
After compression 169.8 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. Iadc-dredging.com has all CSS files already compressed.

Requests Now

119

After Optimization

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IADC Dredging. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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.

High

ARIA IDs are not unique

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Iadc-dredging.com 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 Iadc-dredging.com 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

iadc-dredging.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

IADC | International Association of Dredging Companies

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

iadc-dredging.com

www.iadc-dredging.com

twentynineteen.css

mediaelementplayer-legacy.min.css

wp-mediaelement.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

iadc-dredging.com

www.iadc-dredging.com

twentynineteen.css

mediaelementplayer-legacy.min.css

wp-mediaelement.min.css

menu-image.css

dashicons.min.css

style.css

searchy.css

front-flex.min.css

woocommerce-layout.css

twenty-nineteen.css

style.css

mmenu.css

owl.carousel.min.css

addtoany.min.css

wp-polyfill-inert.min.js

regenerator-runtime.min.js

wp-polyfill.min.js

hooks.min.js

w.js

page.js

jquery.min.js

jquery-migrate.min.js

addtoany.min.js

cookiebar-latest.min.js

jquery.blockUI.min.js

add-to-cart.min.js

js.cookie.min.js

woocommerce.min.js

s-202430.js

050094e880.js

jquery-3.5.1.min.js

bootstrap.min.js

popper.min.js

ouibounce.min.js

api.js

jquery.form.min.js

searchy.js

sourcebuster.min.js

order-attribution.min.js

jquery.validate-1.12.js

custom-scripts.js