6.4 sec in total
464 ms
5.7 sec
243 ms
Visit lenspire.zeiss.com now to see the best up-to-date Lenspire Zeiss content for Germany and also check out these interesting facts you probably never knew about lenspire.zeiss.com
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Visit lenspire.zeiss.comWe analyzed Lenspire.zeiss.com page load time and found that the first response time was 464 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
lenspire.zeiss.com performance score
name
value
score
weighting
Value3.3 s
39/100
10%
Value6.2 s
11/100
25%
Value6.5 s
39/100
10%
Value1,720 ms
10/100
30%
Value0
100/100
15%
Value8.3 s
40/100
10%
464 ms
2111 ms
160 ms
241 ms
326 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 62% of them (56 requests) were addressed to the original Lenspire.zeiss.com, 12% (11 requests) were made to Use.typekit.net and 11% (10 requests) were made to Farm2.staticflickr.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Lenspire.zeiss.com.
Page size can be reduced by 1.3 MB (30%)
4.2 MB
3.0 MB
In fact, the total size of Lenspire.zeiss.com main page is 4.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.7 MB which makes up the majority of the site volume.
Potential reduce by 71.1 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 20.7 kB, which is 25% 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 71.1 kB or 84% of the original size.
Potential reduce by 117.2 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. Lenspire Zeiss images are well optimized though.
Potential reduce by 531.5 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 531.5 kB or 69% of the original size.
Potential reduce by 555.1 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. Lenspire.zeiss.com needs all CSS files to be minified and compressed as it can save up to 555.1 kB or 83% of the original size.
Number of requests can be reduced by 35 (47%)
75
40
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lenspire Zeiss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
lenspire.zeiss.com
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man4wam.js
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lenspire.zeiss.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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
Links do not have a discernible name
lenspire.zeiss.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
lenspire.zeiss.com 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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lenspire.zeiss.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Lenspire.zeiss.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.
lenspire.zeiss.com
Open Graph description is not detected on the main page of Lenspire Zeiss. 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: