Access argenbio.org. Inicio

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value1,070 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.451

20/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

argenbio.org

356 ms

stylo.css

72 ms

swfobject.js

75 ms

all.js

270 ms

AC_RunActiveContent.js

96 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 89% of them (63 requests) were addressed to the original Argenbio.org, 4% (3 requests) were made to Staticxx.facebook.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Afip.gob.ar.

Content Size

692.9 kB

After Optimization

353.4 kB

In fact, the total size of Argenbio.org main page is 692.9 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. 30% of websites need less resources to load. Images take 321.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 55.9 kB

Original 64.4 kB
After minification 41.4 kB
After compression 8.5 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 23.0 kB, which is 36% 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 55.9 kB or 87% of the original size.

Image Optimization

-13%

Potential reduce by 40.7 kB

Original 321.0 kB
After minification 280.3 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. Obviously, Argenbio needs image optimization as it can save up to 40.7 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-79%

Potential reduce by 233.0 kB

Original 296.2 kB
After minification 173.6 kB
After compression 63.3 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 233.0 kB or 79% of the original size.

CSS Optimization

-88%

Potential reduce by 10.0 kB

Original 11.4 kB
After minification 8.6 kB
After compression 1.4 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. Argenbio.org needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 88% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Argenbio. 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.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

ES
Language Claimed

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Argenbio.org can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Argenbio.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

argenbio.org

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Inicio

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

argenbio.org

stylo.css

swfobject.js

all.js

AC_RunActiveContent.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

argenbio.org

stylo.css

swfobject.js

all.js

AC_RunActiveContent.js

recomendado_03_16.jpg

DATAWEB.jpg

fondin.jpg

contornosTabla_03.jpg

contornosTabla_05.jpg

contornosTabla_06.jpg

contornosTabla_10.jpg

logo.jpg

2_no.jpg

1_ch.jpg

spacer1px.gif

facebook.jpg

twitter.jpg

vimeo.jpg

capacitacion2015.gif

bannerISAA_2015_1.gif

banner_desafio_transgenicos.gif

Titulos_06.jpg

TablaLaterales_15.jpg

bot_irnotas_03.gif

bot_notas_16.jpg

bot_notas_17.jpg

Titulos_20.jpg

TablaLaterales_18.jpg

TablaInf_15.jpg

TablaInf_16.jpg

TablaInf_18.jpg

Titulos_07.jpg

CuadroLaterales_18.jpg

bot_rec_nvo_19.jpg

bot_imp_nvo_20.jpg

CuadroLaterales_21.jpg

CuadroInf_22.jpg

CuadroInf_24.jpg

CuadroInf_25.jpg

TablaVerde_26.jpg

TablaVerde_30.jpg

TablaVerde_32.jpg