2.9 sec in total
307 ms
2.4 sec
188 ms
Visit optikcheck.de now to see the best up-to-date Optikcheck content and also check out these interesting facts you probably never knew about optikcheck.de
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Visit optikcheck.deWe analyzed Optikcheck.de page load time and found that the first response time was 307 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
optikcheck.de performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value7.4 s
4/100
25%
Value6.5 s
38/100
10%
Value70 ms
99/100
30%
Value0.261
47/100
15%
Value6.8 s
55/100
10%
307 ms
380 ms
101 ms
297 ms
201 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 70% of them (37 requests) were addressed to the original Optikcheck.de, 15% (8 requests) were made to Apis.google.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Optikcheck.de.
Page size can be reduced by 229.2 kB (46%)
493.1 kB
263.8 kB
In fact, the total size of Optikcheck.de main page is 493.1 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. Images take 317.1 kB which makes up the majority of the site volume.
Potential reduce by 20.7 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 20.7 kB or 78% of the original size.
Potential reduce by 116.9 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. Obviously, Optikcheck needs image optimization as it can save up to 116.9 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 65.9 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 65.9 kB or 55% of the original size.
Potential reduce by 25.7 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. Optikcheck.de needs all CSS files to be minified and compressed as it can save up to 25.7 kB or 87% of the original size.
Number of requests can be reduced by 13 (26%)
50
37
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optikcheck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.
optikcheck.de
307 ms
www.optikcheck.de
380 ms
styles.css
101 ms
jquery.min.js
297 ms
messages.js
201 ms
rails.js
202 ms
tracker.js
201 ms
ga.js
21 ms
header_bg.jpg
113 ms
gradient_grey.png
104 ms
arrows.png
105 ms
logo.png
103 ms
bullet_1.png
396 ms
bullet_2.png
205 ms
bullet_3.png
203 ms
search.png
216 ms
search_icon.gif
203 ms
search_btn.png
1394 ms
arrows_grey.png
317 ms
top_ten_bar.jpg
315 ms
Johnson&Johnson.jpg
412 ms
Bausch_&_Lomb.jpg
419 ms
Ciba_Vision.jpg
511 ms
Cooper_Vision.jpg
514 ms
Wohlk_(Zeiss).jpg
601 ms
arrows_blue.png
508 ms
Air-Optix-Aqua-medium.jpg
627 ms
5.png
604 ms
prod_btn.png
608 ms
Biofinity-medium.jpg
710 ms
Focus-Visitint-medium.jpg
803 ms
1-Day-Acuvue-medium.jpg
709 ms
4.5.png
705 ms
Biomedics-1-day-Extra-medium.jpg
734 ms
Focus-Dailies-30er-medium.jpg
908 ms
footer_bg.png
804 ms
footer_border.png
807 ms
footer_logo.png
832 ms
plusone.js
62 ms
__utm.gif
17 ms
like.php
201 ms
cb=gapi.loaded_0
10 ms
cb=gapi.loaded_1
26 ms
fastbutton
91 ms
postmessageRelay
36 ms
3193398744-postmessagerelay.js
45 ms
rpc:shindig_random.js
37 ms
cb=gapi.loaded_0
26 ms
cb=gapi.loaded_1
25 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
34 ms
cb=gapi.loaded_0
7 ms
qeKvIRsJabD.js
545 ms
LVx-xkvaJ0b.png
610 ms
optikcheck.de 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-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
optikcheck.de 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
General
Impact
Issue
Detected JavaScript libraries
optikcheck.de SEO score
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optikcheck.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Optikcheck.de 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.
optikcheck.de
Open Graph description is not detected on the main page of Optikcheck. 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: