Tools & Wizards About Us
lewa.de screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

lewa.de

LEWA, Pump Manufacturer Germany: Dosing systems | LEWA

Page Load Speed

4.3 sec in total

First Response

353 ms

Resources Loaded

3.7 sec

Page Rendered

311 ms

lewa.de screenshot

About Website

Visit lewa.de now to see the best up-to-date LEWA content for Germany and also check out these interesting facts you probably never knew about lewa.de

LEWA, leading manufacturer of industrial pumps and dosing systems for liquid dosing: 60 years of experience in consulting, design and service. Contact us!

Visit lewa.de

Key Findings

We analyzed Lewa.de page load time and found that the first response time was 353 ms and then it took 4 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

lewa.de performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value390 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value9.0 s

33/100

10%

Network Requests Diagram

lewa.de

353 ms

403 ms

merged-03734acf4a2987369747bb2b7634abcc.css

375 ms

jquery.fancybox.css

244 ms

merged-19564b8dd3f0edce2d7346c3f69cd228.js

478 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 75% of them (33 requests) were addressed to the original Lewa.de, 9% (4 requests) were made to Google-analytics.com and 7% (3 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Lewa.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 461.1 kB (35%)

Content Size

1.3 MB

After Optimization

857.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lewa.de main page is 1.3 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. 30% of websites need less resources to load. Images take 728.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 36.8 kB

  • Original 46.1 kB
  • After minification 39.0 kB
  • After compression 9.3 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. This page needs HTML code to be minified as it can gain 7.1 kB, which is 15% 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 36.8 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 4.7 kB

  • Original 728.2 kB
  • After minification 723.5 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. LEWA images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 192.0 kB

  • Original 281.6 kB
  • After minification 248.3 kB
  • After compression 89.5 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 192.0 kB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 227.5 kB

  • Original 262.6 kB
  • After minification 209.7 kB
  • After compression 35.1 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. Lewa.de needs all CSS files to be minified and compressed as it can save up to 227.5 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (61%)

Requests Now

38

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LEWA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lewa.de

lewa.de

353 ms

403 ms

merged-03734acf4a2987369747bb2b7634abcc.css

merged-03734acf4a2987369747bb2b7634abcc.css

375 ms

jquery.fancybox.css

jquery.fancybox.css

244 ms

merged-19564b8dd3f0edce2d7346c3f69cd228.js

merged-19564b8dd3f0edce2d7346c3f69cd228.js

478 ms

merged-28a48653c7467f5030c4b3ce23d88e99.js

merged-28a48653c7467f5030c4b3ce23d88e99.js

359 ms

lewa-webtrends.js

lewa-webtrends.js

261 ms

analytics.js

analytics.js

65 ms

bullet.png

bullet.png

240 ms

search_icon.png

search_icon.png

241 ms

kesearch_submit.png

kesearch_submit.png

241 ms

OP_Startslider_ecoflow_1900x1100.jpg

OP_Startslider_ecoflow_1900x1100.jpg

888 ms

OP_Startslider_modec_1900x1100.jpg

OP_Startslider_modec_1900x1100.jpg

794 ms

OP_Startslider_G3M_1900x1100.jpg

OP_Startslider_G3M_1900x1100.jpg

700 ms

OP_Startslider_whitepaper_1900x1100.jpg

OP_Startslider_whitepaper_1900x1100.jpg

908 ms

csm_iiar_200x200_e836daaa05.png

csm_iiar_200x200_e836daaa05.png

476 ms

4_chemicals_icon.png

4_chemicals_icon.png

477 ms

11_other_icon.png

11_other_icon.png

714 ms

csm_Webnews_Zertifikat_600x600_76a79288f1.jpg

csm_Webnews_Zertifikat_600x600_76a79288f1.jpg

720 ms

navigator_200x200.jpeg

navigator_200x200.jpeg

1044 ms

0_oil_icon.png

0_oil_icon.png

945 ms

1_odor_icon.png

1_odor_icon.png

952 ms

2_refinery_icon.png

2_refinery_icon.png

1036 ms

3_petrochemical_icon.png

3_petrochemical_icon.png

1122 ms

5_plastics_icon.png

5_plastics_icon.png

1145 ms

6_cleaning_icon.png

6_cleaning_icon.png

1185 ms

7_cosmetics_icon.png

7_cosmetics_icon.png

1194 ms

8_pharma_icon.png

8_pharma_icon.png

1280 ms

9_food_icon.png

9_food_icon.png

1286 ms

10_energy_icon.png

10_energy_icon.png

1356 ms

shop_200x200.jpg

shop_200x200.jpg

1493 ms

icon_totop.png

icon_totop.png

1433 ms

lewa_logo.svg

lewa_logo.svg

1429 ms

gtm.js

gtm.js

67 ms

3da96504-eecf-4043-8047-d6645d1fcf0c.woff

3da96504-eecf-4043-8047-d6645d1fcf0c.woff

1705 ms

collect

collect

20 ms

collect

collect

71 ms

collect

collect

17 ms

collect

collect

19 ms

collect

collect

61 ms

collect

collect

67 ms

ga-audiences

ga-audiences

38 ms

count.js

count.js

191 ms

count.js

count.js

393 ms

Accessibility Review

lewa.de accessibility score

96

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.

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

Links do not have a discernible name

Best Practices

lewa.de best practices score

75

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

Page has valid source maps

SEO Factors

lewa.de SEO score

92

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lewa.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Lewa.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

lewa.de

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