4.4 sec in total
291 ms
3.7 sec
485 ms
Click here to check amazing Zweefvliegen Online content. Otherwise, check out these important facts you probably never knew about zweefvliegenonline.nl
DE website voor ONAFHANKELIJK zweefvliegend nederland. Wat is zweefvliegen? Hier vindt U alles over zweefvliegen : Nieuws Zweefvliegclubs,Zweefvliegersforum, Fotowedstrijd, Startpagina met weblinks en...
Visit zweefvliegenonline.nlWe analyzed Zweefvliegenonline.nl page load time and found that the first response time was 291 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
zweefvliegenonline.nl performance score
name
value
score
weighting
Value2.4 s
71/100
10%
Value5.9 s
14/100
25%
Value3.5 s
88/100
10%
Value30 ms
100/100
30%
Value0.062
97/100
15%
Value7.6 s
47/100
10%
291 ms
937 ms
438 ms
317 ms
100 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 77% of them (34 requests) were addressed to the original Zweefvliegenonline.nl, 7% (3 requests) were made to Gratis.weer.nl and 5% (2 requests) were made to Gratisweerdata.buienradar.nl. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Zweefvliegenonline.nl.
Page size can be reduced by 269.2 kB (53%)
510.7 kB
241.5 kB
In fact, the total size of Zweefvliegenonline.nl main page is 510.7 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. 25% of websites need less resources to load. Javascripts take 286.9 kB which makes up the majority of the site volume.
Potential reduce by 8.4 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 8.4 kB or 70% of the original size.
Potential reduce by 13.2 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. Zweefvliegen Online images are well optimized though.
Potential reduce by 243.8 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 243.8 kB or 85% of the original size.
Potential reduce by 3.8 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. Zweefvliegenonline.nl needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 76% of the original size.
We found no issues to fix!
42
42
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zweefvliegen Online. According to our analytics all requests are already optimized.
zweefvliegenonline.nl
291 ms
www.zweefvliegenonline.nl
937 ms
jquery-1.4.2.min.js
438 ms
counter.php
317 ms
img0002_over.gif
100 ms
img0002.gif
369 ms
img0003_over.gif
875 ms
img0003.gif
878 ms
img0046_over.gif
883 ms
img0046.gif
885 ms
img0047_over.gif
213 ms
img0047.gif
327 ms
img0004_over.gif
424 ms
img0004.gif
483 ms
img0005_over.gif
565 ms
img0005.gif
872 ms
img0001.jpg
1253 ms
weerradar.html
987 ms
hoofdpagina.php
1044 ms
Foto.html
985 ms
weersvoorspelling.html
983 ms
logo_weer_nl.png
459 ms
index.php
499 ms
cloud.jpg
102 ms
buienradar.php
185 ms
button.jpg
186 ms
img0009.png
182 ms
hoofdpagina.css
116 ms
footer_hoofdpagina.css
114 ms
forum_postings.css
136 ms
radar.php
536 ms
frontpage_logo1.png
303 ms
11889613_1110310615662914_8328779077599217475_n.jpg
414 ms
wedstrt.gif
103 ms
gnlnw2.jpg
337 ms
isr-scheef.jpg
193 ms
proost.gif
96 ms
kerstboom.jpg
287 ms
news.gif
161 ms
rmschnitker.jpg
190 ms
thermiekbel.jpg
192 ms
thermo.gif
484 ms
radar_nl_teaser.gif
298 ms
go_button.png
481 ms
zweefvliegenonline.nl accessibility score
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
<frame> or <iframe> elements do not have a title
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
zweefvliegenonline.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
zweefvliegenonline.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zweefvliegenonline.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Zweefvliegenonline.nl 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.
zweefvliegenonline.nl
Open Graph description is not detected on the main page of Zweefvliegen Online. 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: