Access fndiving.com. Underwater Ship Repair inspection Rotterdam Holland diving Rotterdam

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value1,400 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.337

33/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

fndiving.com

362 ms

www.fndiving.com

635 ms

style.min.css

87 ms

style.min.css

172 ms

public.min.css

256 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 92% of them (55 requests) were addressed to the original Fndiving.com, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (804 ms) belongs to the original domain Fndiving.com.

Content Size

9.0 MB

After Optimization

8.3 MB

In fact, the total size of Fndiving.com 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. 70% of websites need less resources to load. Images take 8.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 127.9 kB

Original 147.3 kB
After minification 144.0 kB
After compression 19.3 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 127.9 kB or 87% of the original size.

Image Optimization

-7%

Potential reduce by 660.9 kB

Original 8.9 MB
After minification 8.2 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. Fn Diving images are well optimized though.

Requests Now

After Optimization

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fn Diving. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

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 Fndiving.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 Fndiving.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

fndiving.com

Open Graph data is detected on the main page of Fn Diving. 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

Underwater Ship Repair inspection Rotterdam Holland diving Rotterdam

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

fndiving.com

www.fndiving.com

style.min.css

style.min.css

public.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

fndiving.com

www.fndiving.com

style.min.css

style.min.css

public.min.css

style.css

uncode-icons.css

style-custom.css

ai-uncode.js

css

init.js

js

lazyload.min.js

705af88486e2d7d2e2c3ef7beba599e6.js

gtm.js

close.png

closeblack.png

logo_fndiving.png

cert-lloyd.jpg

ABS1.jpg

Bureau_Veritas.jpg

dnv-gl.jpg

IMG_0293.jpg

font

uncode-icons.woff

font

FN-Diving-Rotterdam-1.jpg

underwater-thruster-exchange.jpg

IMG_0219.jpg

IMG_0448.jpg

classNK-e1444901316568.jpg

RINA_logo.jpg

ISO9001-website-15-1-scaled.jpg

cert-lloyd_bn.jpg

ABSbn.jpg

Bureau_Veritas_bn.jpg

DNV_MC_bn.jpg

dnv-glbn.jpg

classNKbn.jpg

RINA_logo_bn.jpg

P7210161-scaled-uai-2048x1152.jpg

P9090044-scaled-uai-2048x1152.jpg

IMG_1307.jpg

IMG_3658-uai-2048x1152.jpg

PA050155-uai-2048x1152.jpg