Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

bv.gva.es

Biblioteca Valenciana Nicolau Primitiu - Generalitat Valenciana

Page Load Speed

2.2 sec in total

First Response

1 sec

Resources Loaded

1 sec

Page Rendered

121 ms

bv.gva.es screenshot

About Website

Welcome to bv.gva.es homepage info - get ready to check Bv Gva best content for Spain right away, or after learning these important things about bv.gva.es

Centre superior bibliotecari de la Generalitat Valenciana i dipòsit bibliogràfic bàsic de la Comunitat Valenciana

Visit bv.gva.es

Key Findings

We analyzed Bv.gva.es page load time and found that the first response time was 1 sec and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

bv.gva.es performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.5 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value900 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.203

61/100

15%

TTI (Time to Interactive)

Value16.6 s

5/100

10%

Network Requests Diagram

bv.gva.es

1013 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Bv.gva.es and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Bv.gva.es.

Page Optimization Overview & Recommendations

Page size can be reduced by 497 B (51%)

Content Size

971 B

After Optimization

474 B

In fact, the total size of Bv.gva.es main page is 971 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 971 B which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 497 B

  • Original 971 B
  • After minification 968 B
  • After compression 474 B

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 497 B or 51% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

bv.gva.es accessibility score

91

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Best Practices

bv.gva.es 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

bv.gva.es SEO score

84

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CA

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bv.gva.es can be misinterpreted by Google and other search engines. Our service has detected that Catalan 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 Bv.gva.es main page’s claimed encoding is . 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

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