Access sentrysafe.nl. Groothandel en fabrikant van Filex kluizen en brandkasten

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value2,050 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.43

22/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

sentrysafe.nl

314 ms

search.aspx

944 ms

base.css

133 ms

arachna.js

216 ms

swfobject.js

346 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Sentrysafe.nl, 95% (54 requests) were made to Nautasecurity.com and 4% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (944 ms) relates to the external source Nautasecurity.com.

Content Size

308.9 kB

After Optimization

200.5 kB

In fact, the total size of Sentrysafe.nl main page is 308.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 175.6 kB which makes up the majority of the site volume.

HTML Optimization

-38%

Potential reduce by 150 B

Original 397 B
After minification 388 B
After compression 247 B

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 150 B or 38% of the original size.

Image Optimization

-9%

Potential reduce by 15.0 kB

Original 175.6 kB
After minification 160.6 kB

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. S En Trysafe images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 72.1 kB

Original 107.8 kB
After minification 83.8 kB
After compression 35.7 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 72.1 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 21.2 kB

Original 25.1 kB
After minification 19.0 kB
After compression 3.9 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. Sentrysafe.nl needs all CSS files to be minified and compressed as it can save up to 21.2 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of S En Trysafe. 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 as a result speed up the page load time.

Accessibility Issues

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

[role]s do not have all required [aria-*] attributes

High

ARIA IDs are not unique

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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

NL
Language Claimed

N/A
Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sentrysafe.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sentrysafe.nl main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sentrysafe.nl

Open Graph description is not detected on the main page of S En Trysafe. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

Groothandel en fabrikant van Filex kluizen en brandkasten | Nauta.com

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

sentrysafe.nl

search.aspx

base.css

arachna.js

swfobject.js

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

sentrysafe.nl

search.aspx

base.css

arachna.js

swfobject.js

AC_RunActiveContent.js

producten.css

lightbox.js

prototype.js

lightbox.css

bg_body.gif

bg_header.gif

bg_seefie_left.png

logo_nautasecurity.jpg

bg_seefie_right.png

img_slogan.png

btn_nautagroup.jpg

btn_nautagroup.png

btn_nauta.png

btn_nautasecurity.png

btn_orgami.png

btn_sistec.png

btn_themans.png

bg_mainmenu_left.jpg

bg_mainmenu.jpg

profiel_seperator.jpg

bg_mainmenu_right.jpg

seefie_top.png

bg_seefiemenu_left.png

bg_seefiemenu.png

bg_seefiemenu.jpg

seefie_seperatorline.png

bg_seefiemenu_right.png

vlag_nl.jpg

vlag_en.jpg

vlag_fr.jpg

spacer.gif

logo-nauta-50jaar.png

bg_content.jpg

vervolg_producten_bg.png

vervolg_menu_selected_catalogus.gif

submenu_bg.jpg

linkermenu_zoeken_bg.gif