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Report Summary

About Website

Visit optikschwartz.com now to see the best up-to-date Optik Schwartz content and also check out these interesting facts you probably never knew about optikschwartz.com

Optik Schwartz Ihr Fachoptiker in Kaarst. Brille günstig bei Optik Schwartz. Ihr Fachgeschäft für Lesehilfen. Linsen kaufen in Kaarst.

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value240 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

optikschwartz.com

294 ms

www.optikschwartz.com

594 ms

dq1iy.css

186 ms

wiu3xju.css

104 ms

dq1iy.css

479 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 93% of them (79 requests) were addressed to the original Optikschwartz.com, 5% (4 requests) were made to Use.typekit.net and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (846 ms) belongs to the original domain Optikschwartz.com.

Content Size

2.1 MB

After Optimization

2.0 MB

In fact, the total size of Optikschwartz.com main page is 2.1 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. 55% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 124.6 kB

Original 146.8 kB
After minification 139.9 kB
After compression 22.2 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 124.6 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 8.1 kB

Original 1.5 MB
After minification 1.5 MB

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. Optik Schwartz images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 756 B

Original 299.8 kB
After minification 299.8 kB
After compression 299.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 2.5 kB

Original 181.0 kB
After minification 181.0 kB
After compression 178.5 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. Optikschwartz.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optik Schwartz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 13 to 1 for CSS 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

[aria-*] attributes do not match their roles

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

DE
Language Claimed

DE
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optikschwartz.com 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 Optikschwartz.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.

Social Sharing Optimization

optikschwartz.com

Open Graph data is detected on the main page of Optik Schwartz. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Home - Optik Schwartz - Ihr Optiker in Kaarst - Fachoptiker

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)