Tools & Wizards About Us
optikstudio-giessen.de screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

optikstudio-giessen.de

Optikstudio am Schloß - Herzlich willkommen!

Page Load Speed

4.7 sec in total

First Response

305 ms

Resources Loaded

4 sec

Page Rendered

459 ms

optikstudio-giessen.de screenshot

About Website

Click here to check amazing Optikstudio Giessen content. Otherwise, check out these important facts you probably never knew about optikstudio-giessen.de

Ihr individueller Augenoptiker in Gießen.

Visit optikstudio-giessen.de

Key Findings

We analyzed Optikstudio-giessen.de page load time and found that the first response time was 305 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

optikstudio-giessen.de performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

optikstudio-giessen.de

305 ms

www.optikstudio-am-schloss.de

515 ms

bundle.css

371 ms

css

24 ms

bundle.js

656 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Optikstudio-giessen.de, 39% (24 requests) were made to Static.xx.fbcdn.net and 33% (20 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Scontent.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 790.1 kB (55%)

Content Size

1.4 MB

After Optimization

641.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optikstudio-giessen.de main page is 1.4 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. 40% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 13.3 kB

  • Original 17.7 kB
  • After minification 15.7 kB
  • After compression 4.4 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. This page needs HTML code to be minified as it can gain 2.0 kB, which is 11% 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 13.3 kB or 75% of the original size.

Image Optimization

-49%

Potential reduce by 524.1 kB

  • Original 1.1 MB
  • After minification 551.6 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, Optikstudio Giessen needs image optimization as it can save up to 524.1 kB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 127.1 kB

  • Original 185.5 kB
  • After minification 185.0 kB
  • After compression 58.4 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 127.1 kB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 125.5 kB

  • Original 152.8 kB
  • After minification 151.6 kB
  • After compression 27.3 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. Optikstudio-giessen.de needs all CSS files to be minified and compressed as it can save up to 125.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (34%)

Requests Now

56

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optikstudio Giessen. 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 from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

optikstudio-giessen.de

optikstudio-giessen.de

305 ms

www.optikstudio-am-schloss.de

www.optikstudio-am-schloss.de

515 ms

bundle.css

bundle.css

371 ms

css

css

24 ms

bundle.js

bundle.js

656 ms

g-fb.png

g-fb.png

321 ms

g-kont.png

g-kont.png

321 ms

hintergrund.jpg

hintergrund.jpg

924 ms

logo.png

logo.png

98 ms

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2015_08_07__14_38_12_sstinn-large.jpg

647 ms

56dea6daae2f8.jpg

56dea6daae2f8.jpg

376 ms

relaxed-vision-02.jpg

relaxed-vision-02.jpg

291 ms

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cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

9 ms

DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

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25 ms

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MTP_ySUJH_bn48VBG8sNSpS3E-kSBmtLoNJPDtbj2Pk.ttf

25 ms

likebox.php

likebox.php

319 ms

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282 ms

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350 ms

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421 ms

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551 ms

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566 ms

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491 ms

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TKuNj0xVh4A.js

585 ms

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621 ms

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492 ms

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606 ms

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605 ms

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616 ms

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686 ms

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821 ms

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691 ms

bundle-print.css

bundle-print.css

107 ms

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400 ms

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534 ms

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628 ms

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624 ms

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621 ms

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644 ms

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770 ms

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661 ms

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746 ms

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716 ms

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696 ms

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894 ms

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728 ms

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805 ms

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782 ms

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884 ms

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934 ms

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960 ms

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930 ms

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1057 ms

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80 ms

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82 ms

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135 ms

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69 ms

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135 ms

Accessibility Review

optikstudio-giessen.de accessibility score

84

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

optikstudio-giessen.de best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

optikstudio-giessen.de SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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 Optikstudio-giessen.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 Optikstudio-giessen.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.

Social Sharing Optimization

optikstudio-giessen.de

Open Graph description is not detected on the main page of Optikstudio Giessen. 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: