Tools & Wizards About Us
seramun.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

seramun.com

Products made in Germany - Seramun Diagnostica GmbH

Page Load Speed

4 sec in total

First Response

376 ms

Resources Loaded

3.5 sec

Page Rendered

165 ms

seramun.com screenshot

About Website

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

Seramun manufactures porducts for pro­du­cers of in vitro dia­gnos­tics, we offer ready-to-use subs­tra­tes for vari­ous marker enzymes and sta­bi­li­zers in enzyme con­ju­ga­tes and sen­si­tive bio-m...

Visit seramun.com

Key Findings

We analyzed Seramun.com page load time and found that the first response time was 376 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

seramun.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.0 s

64/100

10%

Network Requests Diagram

seramun.com

376 ms

seramun.com

469 ms

606 ms

settings.css

230 ms

styles.css

346 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 98% of them (39 requests) were addressed to the original Seramun.com, 3% (1 request) were made to Matomo.seramun.com. The less responsive or slowest element that took the longest time to load (716 ms) belongs to the original domain Seramun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.6 kB (15%)

Content Size

837.4 kB

After Optimization

715.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Seramun.com main page is 837.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 421.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 96.7 kB

  • Original 110.6 kB
  • After minification 96.8 kB
  • After compression 13.9 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 13.9 kB, which is 13% 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 96.7 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 5.9 kB

  • Original 421.4 kB
  • After minification 415.5 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. Seramun images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 5.2 kB

  • Original 194.9 kB
  • After minification 194.9 kB
  • After compression 189.7 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

-12%

Potential reduce by 13.7 kB

  • Original 110.4 kB
  • After minification 110.4 kB
  • After compression 96.7 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. Seramun.com needs all CSS files to be minified and compressed as it can save up to 13.7 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (50%)

Requests Now

32

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seramun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

seramun.com

seramun.com

376 ms

seramun.com

seramun.com

469 ms

606 ms

settings.css

settings.css

230 ms

styles.css

styles.css

346 ms

font-awesome.min.css

font-awesome.min.css

347 ms

449627803a60.css

449627803a60.css

597 ms

a032cbdad882.css

a032cbdad882.css

473 ms

layout_eclipse_finance_seramun_eclipse.css

layout_eclipse_finance_seramun_eclipse.css

348 ms

a4ff8301f851.js

a4ff8301f851.js

578 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

579 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

578 ms

jquery-ui.min.js

jquery-ui.min.js

465 ms

colorbox.min.js

colorbox.min.js

581 ms

swipe.min.js

swipe.min.js

587 ms

tablesorter.js

tablesorter.js

713 ms

fe3a8bfbdb02.js

fe3a8bfbdb02.js

716 ms

swiper.jquery.min.js

swiper.jquery.min.js

715 ms

scripts.js

scripts.js

716 ms

seramun-logo.svg

seramun-logo.svg

168 ms

gb.svg

gb.svg

167 ms

de.svg

de.svg

169 ms

slider3.jpg

slider3.jpg

280 ms

slider8.jpg

slider8.jpg

173 ms

slider6.jpg

slider6.jpg

398 ms

slider1.jpg

slider1.jpg

345 ms

slider12.jpg

slider12.jpg

345 ms

slider2.jpg

slider2.jpg

281 ms

slider7.jpg

slider7.jpg

399 ms

timer.png

timer.png

396 ms

Firmenbroschuere_Thumbnail-b68957a9.jpg

Firmenbroschuere_Thumbnail-b68957a9.jpg

396 ms

source-sans-pro-v11-latin-regular.woff

source-sans-pro-v11-latin-regular.woff

460 ms

source-sans-pro-v11-latin-300.woff

source-sans-pro-v11-latin-300.woff

460 ms

source-sans-pro-v11-latin-700.woff

source-sans-pro-v11-latin-700.woff

509 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

593 ms

piwik.js

piwik.js

694 ms

loader.gif

loader.gif

351 ms

gridtile_3x3.png

gridtile_3x3.png

352 ms

revicons.woff

revicons.woff

412 ms

print.css

print.css

116 ms

Accessibility Review

seramun.com accessibility score

91

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

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

seramun.com 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

seramun.com 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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Seramun.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Seramun.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

seramun.com

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