Tools & Wizards About Us
biblioteca.univo.edu.sv screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    64% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

biblioteca.univo.edu.sv

Sistema Integrado de Automatización de Bibliotecas - SIAB - El Salvador - Inicio

Page Load Speed

2.3 sec in total

First Response

253 ms

Resources Loaded

1.8 sec

Page Rendered

331 ms

biblioteca.univo.edu.sv screenshot

About Website

Welcome to biblioteca.univo.edu.sv homepage info - get ready to check Biblioteca Univo best content for El Salvador right away, or after learning these important things about biblioteca.univo.edu.sv

Sistema Integrado de Automatización de Bibliotecas: circulación, catalogación, opac, control de calidad - El Salvador

Visit biblioteca.univo.edu.sv

Key Findings

We analyzed Biblioteca.univo.edu.sv page load time and found that the first response time was 253 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

biblioteca.univo.edu.sv performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value14.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

biblioteca.univo.edu.sv

253 ms

loginform.php

191 ms

cj-carousel.css

36 ms

jquery.min.v1.10.2.js

95 ms

Jacked.min.js

203 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 97% of them (71 requests) were addressed to the original Biblioteca.univo.edu.sv, 1% (1 request) were made to Googletagmanager.com and 1% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (535 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (72%)

Content Size

1.4 MB

After Optimization

399.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Biblioteca.univo.edu.sv main page is 1.4 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. 65% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 27.5 kB

  • Original 33.4 kB
  • After minification 20.6 kB
  • After compression 5.8 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 12.7 kB, which is 38% 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 27.5 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 9 B

  • Original 15.6 kB
  • After minification 15.6 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. Biblioteca Univo images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 765.6 kB

  • Original 1.1 MB
  • After minification 1.0 MB
  • After compression 332.9 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 765.6 kB or 70% of the original size.

CSS Optimization

-84%

Potential reduce by 237.7 kB

  • Original 282.9 kB
  • After minification 236.9 kB
  • After compression 45.2 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. Biblioteca.univo.edu.sv needs all CSS files to be minified and compressed as it can save up to 237.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (92%)

Requests Now

65

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biblioteca Univo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

biblioteca.univo.edu.sv

biblioteca.univo.edu.sv

253 ms

loginform.php

loginform.php

191 ms

cj-carousel.css

cj-carousel.css

36 ms

jquery.min.v1.10.2.js

jquery.min.v1.10.2.js

95 ms

Jacked.min.js

Jacked.min.js

203 ms

jquery.cj-carousel.js

jquery.cj-carousel.js

92 ms

style-min.css

style-min.css

224 ms

jquery-2.0.3.min.js

jquery-2.0.3.min.js

91 ms

jquery-migrate-1.0.0.js

jquery-migrate-1.0.0.js

91 ms

acura.js

acura.js

272 ms

jquery.tipsy.js

jquery.tipsy.js

270 ms

tipsy.css

tipsy.css

280 ms

jquery.maskedinput.min.js

jquery.maskedinput.min.js

271 ms

jquery.autosize.min.js

jquery.autosize.min.js

269 ms

jquery.NobleCount.min.js

jquery.NobleCount.min.js

316 ms

uniform.default.min.css

uniform.default.min.css

293 ms

jquery.uniform.min.js

jquery.uniform.min.js

321 ms

jquery-ui-1.10.3.custom.min.js

jquery-ui-1.10.3.custom.min.js

337 ms

jquery-ui-1.10.3.custom.css

jquery-ui-1.10.3.custom.css

321 ms

jquery.cleditor.min.js

jquery.cleditor.min.js

319 ms

jquery.cleditor.css

jquery.cleditor.css

322 ms

jquery.tagsinput.min.js

jquery.tagsinput.min.js

324 ms

jquery.tagsinput.css

jquery.tagsinput.css

323 ms

jquery.flot.min.js

jquery.flot.min.js

447 ms

jquery.flot.resize.js

jquery.flot.resize.js

319 ms

jquery.flot.time.js

jquery.flot.time.js

316 ms

jquery.flot.threshold.js

jquery.flot.threshold.js

434 ms

jquery.flot.pie.js

jquery.flot.pie.js

447 ms

jquery.flot.stack.js

jquery.flot.stack.js

450 ms

colResizable-1.3.js

colResizable-1.3.js

451 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

471 ms

fullcalendar.min.js

fullcalendar.min.js

479 ms

fullcalendar.css

fullcalendar.css

475 ms

jquery.vmap.js

jquery.vmap.js

476 ms

jquery.vmap.usa.js

jquery.vmap.usa.js

508 ms

jquery.vmap.world.js

jquery.vmap.world.js

477 ms

jquery.vmap.sampledata.js

jquery.vmap.sampledata.js

506 ms

js

js

535 ms

jquery.bxslider.css

jquery.bxslider.css

532 ms

jquery.gritter.css

jquery.gritter.css

525 ms

lightbox.css

lightbox.css

469 ms

jquery.jgrowl.css

jquery.jgrowl.css

468 ms

website.css

website.css

360 ms

github.css

github.css

352 ms

cssiconsolata.css

cssiconsolata.css

352 ms

colorpicker.css

colorpicker.css

292 ms

normalize.css

normalize.css

294 ms

font-awesome.css

font-awesome.css

290 ms

template.css

template.css

287 ms

override.css

override.css

367 ms

dflip.css

dflip.css

271 ms

themify-icons.css

themify-icons.css

265 ms

jquery.knob.js

jquery.knob.js

245 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

262 ms

jquery.gritter.min.js

jquery.gritter.min.js

244 ms

lightbox-2.6.min.js

lightbox-2.6.min.js

264 ms

jquery.jgrowl.min.js

jquery.jgrowl.min.js

266 ms

jquery.tinycircleslider.min.js

jquery.tinycircleslider.min.js

265 ms

highlight.pack.js

highlight.pack.js

266 ms

colorpicker.js

colorpicker.js

287 ms

dflip.js

dflip.js

212 ms

bootstrap.min.js

bootstrap.min.js

209 ms

jquery.fitvids.js

jquery.fitvids.js

206 ms

template.js

template.js

196 ms

loginform.php

loginform.php

75 ms

close.png

close.png

235 ms

loading.gif

loading.gif

245 ms

prev.png

prev.png

236 ms

next.png

next.png

244 ms

opac-logo-b.png

opac-logo-b.png

226 ms

pixel.gif

pixel.gif

226 ms

analytics.js

analytics.js

52 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

31 ms

Accessibility Review

biblioteca.univo.edu.sv accessibility score

59

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

biblioteca.univo.edu.sv best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

biblioteca.univo.edu.sv 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

    ES

  • Language Claimed

    ES

  • Encoding

    ISO-8859-1

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

biblioteca.univo.edu.sv

Open Graph data is detected on the main page of Biblioteca Univo. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: