Tools & Wizards About Us
synlab.de screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

synlab.de

Home: SYNLAB Labordiagnostik

Page Load Speed

4.1 sec in total

First Response

359 ms

Resources Loaded

3.4 sec

Page Rendered

384 ms

synlab.de screenshot

About Website

Welcome to synlab.de homepage info - get ready to check SYNLAB best content for Germany right away, or after learning these important things about synlab.de

SYNLAB Labordienstleistungen ist ein internationales Unternehmen für human- und veterinärmedizinische Labordienstleistungen sowie Umweltanalytik.

Visit synlab.de

Key Findings

We analyzed Synlab.de page load time and found that the first response time was 359 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

synlab.de performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

synlab.de

359 ms

synlab.de

459 ms

www.synlab.de

1019 ms

merged-e366ebd158a30ec9c78bdb91ce963266-10cd26754c3e0b818d0e0b6ffa204d7c.css

197 ms

main.js

18 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 88% of them (51 requests) were addressed to the original Synlab.de, 5% (3 requests) were made to App.usercentrics.eu and 2% (1 request) were made to Api.usercentrics.eu. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Synlab.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 816.2 kB (45%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Synlab.de main page is 1.8 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. HTML takes 944.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 816.2 kB

  • Original 944.5 kB
  • After minification 914.0 kB
  • After compression 128.3 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 816.2 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 35 B

  • Original 646.3 kB
  • After minification 646.3 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. SYNLAB images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 238.0 kB
  • After minification 238.0 kB
  • After compression 238.0 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.

Requests Breakdown

Number of requests can be reduced by 24 (47%)

Requests Now

51

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SYNLAB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

synlab.de

synlab.de

359 ms

synlab.de

synlab.de

459 ms

www.synlab.de

www.synlab.de

1019 ms

merged-e366ebd158a30ec9c78bdb91ce963266-10cd26754c3e0b818d0e0b6ffa204d7c.css

merged-e366ebd158a30ec9c78bdb91ce963266-10cd26754c3e0b818d0e0b6ffa204d7c.css

197 ms

main.js

main.js

18 ms

googletagmanager.js

googletagmanager.js

312 ms

bundle.js

bundle.js

13 ms

1px.png

1px.png

10 ms

de.json

de.json

126 ms

swiper-bundle.min.js

swiper-bundle.min.js

413 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

417 ms

popper.min.js

popper.min.js

376 ms

bootstrap.min.js

bootstrap.min.js

455 ms

fixedsticky.js

fixedsticky.js

377 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

376 ms

Chart.min.js

Chart.min.js

475 ms

synlab.js

synlab.js

469 ms

t23chart.js

t23chart.js

470 ms

content-slider.js

content-slider.js

519 ms

datagrid.min.js

datagrid.min.js

533 ms

jquery-nice-select.min.js

jquery-nice-select.min.js

577 ms

TweenLite.min.js

TweenLite.min.js

584 ms

EasePack.min.js

EasePack.min.js

591 ms

send_button.js

send_button.js

590 ms

main.js

main.js

633 ms

ga_de.js

ga_de.js

638 ms

LolliPcr.js

LolliPcr.js

687 ms

Form.min.js

Form.min.js

804 ms

t23video.js

t23video.js

702 ms

vhs-assets-iewarning.js

vhs-assets-iewarning.js

709 ms

de

de

154 ms

gtm.js

gtm.js

151 ms

logo_synlab.svg

logo_synlab.svg

515 ms

default-symbols.svg

default-symbols.svg

627 ms

csm_synlab-labor-roehrchen_edb52ccd25.jpg

csm_synlab-labor-roehrchen_edb52ccd25.jpg

673 ms

csm_synconnect-order-entry_6faa3454f8.jpg

csm_synconnect-order-entry_6faa3454f8.jpg

602 ms

csm_dna-strang-blau-2_e41e6d3214.jpg

csm_dna-strang-blau-2_e41e6d3214.jpg

697 ms

csm_mpu-abstinenznachweis-synlab_142987f10b.jpg

csm_mpu-abstinenznachweis-synlab_142987f10b.jpg

633 ms

csm_mtla-hhuman-labor-synlab_7e0c4982ad.jpg

csm_mtla-hhuman-labor-synlab_7e0c4982ad.jpg

794 ms

csm_arzt-patient-gespr%C3%A4ch_e2046dd88a.jpg

csm_arzt-patient-gespr%C3%A4ch_e2046dd88a.jpg

695 ms

csm_praxisteams_47c8d9ce1a.jpg

csm_praxisteams_47c8d9ce1a.jpg

742 ms

csm_krankenhaus_49166f9f71.jpg

csm_krankenhaus_49166f9f71.jpg

742 ms

csm_geb%C3%A4ude-flugzeug_b44ea13204.jpg

csm_geb%C3%A4ude-flugzeug_b44ea13204.jpg

789 ms

csm_paar-gluecklich-am-strand_f36d5e9d86.jpg

csm_paar-gluecklich-am-strand_f36d5e9d86.jpg

809 ms

csm_service_a04f0c32f0.jpg

csm_service_a04f0c32f0.jpg

813 ms

csm_veranstaltung-symposium_1fcc5e868f.jpg

csm_veranstaltung-symposium_1fcc5e868f.jpg

857 ms

csm_news-synlab_9b85c25dd4.jpg

csm_news-synlab_9b85c25dd4.jpg

806 ms

open-sans-v15-latin-regular.woff

open-sans-v15-latin-regular.woff

768 ms

open-sans-v15-latin-300.woff

open-sans-v15-latin-300.woff

772 ms

open-sans-v15-latin-600.woff

open-sans-v15-latin-600.woff

791 ms

open-sans-v15-latin-700.woff

open-sans-v15-latin-700.woff

744 ms

csm_gebaeude-animation_d6c628433a.png

csm_gebaeude-animation_d6c628433a.png

1108 ms

graphql

graphql

108 ms

social-facebook.svg

social-facebook.svg

747 ms

social-instagram.svg

social-instagram.svg

788 ms

social-linkedin.svg

social-linkedin.svg

789 ms

social-xing.svg

social-xing.svg

785 ms

logo_synlab_white.svg

logo_synlab_white.svg

756 ms

Accessibility Review

synlab.de accessibility score

95

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Best Practices

synlab.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

synlab.de SEO score

98

Search Engine Optimization Advices

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 Synlab.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 Synlab.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

synlab.de

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