5.3 sec in total
1.4 sec
3.7 sec
249 ms
Welcome to biosera.com homepage info - get ready to check Biosera best content right away, or after learning these important things about biosera.com
Across the globe, laboratories depend on the exceptional quality of products manufactured by Biosera. Thanks to our extensive international distribution
Visit biosera.comWe analyzed Biosera.com page load time and found that the first response time was 1.4 sec and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
biosera.com performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value8.7 s
1/100
25%
Value8.0 s
22/100
10%
Value1,530 ms
13/100
30%
Value4.25
0/100
15%
Value11.8 s
17/100
10%
1376 ms
180 ms
180 ms
345 ms
24 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 83% of them (30 requests) were addressed to the original Biosera.com, 8% (3 requests) were made to Fonts.gstatic.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Biosera.com.
Page size can be reduced by 50.9 kB (58%)
87.2 kB
36.3 kB
In fact, the total size of Biosera.com main page is 87.2 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. 35% of websites need less resources to load. Javascripts take 52.9 kB which makes up the majority of the site volume.
Potential reduce by 18.9 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. 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 18.9 kB or 55% of the original size.
Potential reduce by 32.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.0 kB or 60% of the original size.
Number of requests can be reduced by 14 (44%)
32
18
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biosera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.biosera.com
1376 ms
styles.css
180 ms
ultimate-modal.css
180 ms
style.css
345 ms
css
24 ms
jquery.js
337 ms
jquery-migrate.min.js
367 ms
modernizr.custom.min.js
265 ms
responsiveslides.css
209 ms
public.css
238 ms
jquery.form.min.js
341 ms
scripts.js
342 ms
ultimate-modal.min.js
344 ms
comment-reply.min.js
376 ms
scripts.js
380 ms
responsiveslides.min.js
375 ms
analytics.js
35 ms
picto-home-active.png
95 ms
background-content.jpg
179 ms
bienvenue-biosera1.jpg
438 ms
border-title1.png
141 ms
Highest-quality-for-animal-serum.jpg
727 ms
flacon-biosera.jpg
233 ms
Our-experience1.jpg
269 ms
solutions.jpg
236 ms
Sample.jpg
362 ms
batch-testing-btn.jpg
329 ms
picto-about.png
315 ms
background-aside.png
650 ms
alpha.gif
406 ms
MG9KbUZFchDs94Tbv9U-paCWcynf_cDxXwCLxiixG1c.ttf
30 ms
SQVfzoJBbj9t3aVcmbspRonF5uFdDttMLvmWuJdhhgs.ttf
31 ms
uDssvmXgp7Nj3i336k_dSonF5uFdDttMLvmWuJdhhgs.ttf
31 ms
collect
25 ms
bg-mapmonde.jpg
353 ms
close.png
97 ms
biosera.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
biosera.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
biosera.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biosera.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 Biosera.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.
biosera.com
Open Graph description is not detected on the main page of Biosera. 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: