2.8 sec in total
519 ms
2.2 sec
115 ms
Visit dive-centers.net now to see the best up-to-date Dive Centers content and also check out these interesting facts you probably never knew about dive-centers.net
Database: Dive Centers, Dive Boats, Dive Shops
Visit dive-centers.netWe analyzed Dive-centers.net page load time and found that the first response time was 519 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
dive-centers.net performance score
name
value
score
weighting
Value2.1 s
81/100
10%
Value5.7 s
16/100
25%
Value6.6 s
38/100
10%
Value15,150 ms
0/100
30%
Value0.009
100/100
15%
Value23.2 s
1/100
10%
519 ms
536 ms
105 ms
212 ms
3 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 54% of them (26 requests) were addressed to the original Dive-centers.net, 17% (8 requests) were made to Tpc.googlesyndication.com and 10% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (548 ms) belongs to the original domain Dive-centers.net.
Page size can be reduced by 327.3 kB (58%)
567.7 kB
240.4 kB
In fact, the total size of Dive-centers.net main page is 567.7 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. 40% of websites need less resources to load. Javascripts take 505.0 kB which makes up the majority of the site volume.
Potential reduce by 12.9 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 2.4 kB, which is 15% 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 12.9 kB or 78% of the original size.
Potential reduce by 305 B
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. Dive Centers images are well optimized though.
Potential reduce by 311.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 311.1 kB or 62% of the original size.
Potential reduce by 3.0 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. Dive-centers.net needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 83% of the original size.
Number of requests can be reduced by 24 (53%)
45
21
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dive Centers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
dive-centers.net
519 ms
www.dive-centers.net
536 ms
style_shark.css
105 ms
searchhi2.js
212 ms
show_ads.js
3 ms
a
4 ms
ca-pub-8642153584961077.js
90 ms
zrt_lookup.html
87 ms
show_ads_impl.js
52 ms
p.gif
133 ms
layout_02.gif
316 ms
layout_04.gif
317 ms
layout_05.gif
318 ms
layout_06.gif
318 ms
layout_07.gif
317 ms
layout_08.gif
316 ms
layout_09.gif
369 ms
layout_10.gif
369 ms
layout_11.gif
370 ms
layout_12.gif
370 ms
layout_13.gif
371 ms
layout_15.gif
370 ms
layout_16.gif
444 ms
d.gif
445 ms
e.gif
445 ms
world_100x54.gif
446 ms
smarty_icon.gif
447 ms
layout_17.gif
447 ms
aquaventure_tauchreisen_120x60anim.gif
546 ms
button_amira.gif
547 ms
underwater_photos_button.gif
548 ms
s.gif
48 ms
ads
146 ms
osd.js
14 ms
ads
249 ms
7487738990057639830
37 ms
abg.js
36 ms
m_js_controller.js
62 ms
m_window_focus_non_hydra.js
59 ms
osd_listener.js
59 ms
m_qs_click_protection.js
60 ms
x_button_blue2.png
107 ms
googlelogo_dark_color_84x28dp.png
74 ms
s
61 ms
iconx2-000000.png
63 ms
transparent.png
16 ms
google_alternate_ad_url.html
521 ms
8K3Zg6NpZGSge3qWJUIO0OW0x1SCW4IXoAiImY1mvc4.js
3 ms
dive-centers.net accessibility score
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
[aria-*] attributes do not match their roles
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
Form elements do not have associated labels
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
dive-centers.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
dive-centers.net SEO score
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dive-centers.net can be misinterpreted by Google and other search engines. Our service has detected that English 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 Dive-centers.net main page’s claimed encoding is iso-8859-1. 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.
dive-centers.net
Open Graph description is not detected on the main page of Dive Centers. 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: