Tools & Wizards About Us
cerrajeriau24.com screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

cerrajeriau24.com

Cerrajeria Barcelona - 663 174 334 - Cerrajeros Barcelona

Page Load Speed

4.1 sec in total

First Response

321 ms

Resources Loaded

3.2 sec

Page Rendered

584 ms

cerrajeriau24.com screenshot

About Website

Welcome to cerrajeriau24.com homepage info - get ready to check Cerrajeria U24 best content right away, or after learning these important things about cerrajeriau24.com

cerrajeria Barcelona una empresa especializada en ofrecer un buen servicio de cerrajería para particulares y empresas. Cerrajeros en Barcelona.

Visit cerrajeriau24.com

Key Findings

We analyzed Cerrajeriau24.com page load time and found that the first response time was 321 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cerrajeriau24.com performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value8.4 s

38/100

10%

Network Requests Diagram

cerrajeriau24.com

321 ms

www.cerrajeriau24.com

399 ms

bootstrap.css

374 ms

bootstrap-responsive.css

283 ms

base.css

193 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 88% of them (69 requests) were addressed to the original Cerrajeriau24.com, 8% (6 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Cerrajeriau24.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 860.3 kB (43%)

Content Size

2.0 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cerrajeriau24.com main page is 2.0 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. 55% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 39.0 kB

  • Original 44.3 kB
  • After minification 23.9 kB
  • After compression 5.3 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 20.4 kB, which is 46% 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 39.0 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 69.7 kB

  • Original 1.0 MB
  • After minification 940.1 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. Cerrajeria U24 images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 509.7 kB

  • Original 648.4 kB
  • After minification 438.9 kB
  • After compression 138.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 509.7 kB or 79% of the original size.

CSS Optimization

-85%

Potential reduce by 241.9 kB

  • Original 284.0 kB
  • After minification 225.0 kB
  • After compression 42.1 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. Cerrajeriau24.com needs all CSS files to be minified and compressed as it can save up to 241.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (38%)

Requests Now

69

After Optimization

43

  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cerrajeria U24. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cerrajeriau24.com

cerrajeriau24.com

321 ms

www.cerrajeriau24.com

www.cerrajeriau24.com

399 ms

bootstrap.css

bootstrap.css

374 ms

bootstrap-responsive.css

bootstrap-responsive.css

283 ms

base.css

base.css

193 ms

flexslider.css

flexslider.css

191 ms

prettyPhoto.css

prettyPhoto.css

323 ms

style.css

style.css

411 ms

settings.css

settings.css

281 ms

font-awesome.min.css

font-awesome.min.css

286 ms

logo.png

logo.png

372 ms

facebook.png

facebook.png

372 ms

twitter.png

twitter.png

370 ms

rss.png

rss.png

467 ms

s1.png

s1.png

467 ms

cerrajero.png

cerrajero.png

468 ms

persiana.png

persiana.png

469 ms

s4.png

s4.png

470 ms

cerrajeriabarcelona.jpg

cerrajeriabarcelona.jpg

500 ms

cambiocerradura.jpg

cambiocerradura.jpg

1989 ms

persiana.jpg

persiana.jpg

649 ms

motor-persiana.jpg

motor-persiana.jpg

563 ms

test_1.png

test_1.png

485 ms

test_2.png

test_2.png

496 ms

test_3.png

test_3.png

527 ms

test_4.png

test_4.png

583 ms

puertacomunidad.jpg

puertacomunidad.jpg

787 ms

pulsador-puertas.jpg

pulsador-puertas.jpg

602 ms

Puerta-basculante.jpg

Puerta-basculante.jpg

628 ms

puerta-parking.jpg

puerta-parking.jpg

674 ms

AZBE.gif

AZBE.gif

688 ms

ifam.gif

ifam.gif

706 ms

sts.jpg

sts.jpg

728 ms

abus.gif

abus.gif

782 ms

Justor.gif

Justor.gif

784 ms

jma.gif

jma.gif

807 ms

btv.jpg

btv.jpg

829 ms

css

css

22 ms

jquery-1.8.3.js

jquery-1.8.3.js

2235 ms

bootstrap.js

bootstrap.js

782 ms

jquery.carouFredSel-6.1.0-packed.js

jquery.carouFredSel-6.1.0-packed.js

781 ms

jquery.tipsy.js

jquery.tipsy.js

717 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

735 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

775 ms

superfish.js

superfish.js

744 ms

jquery.color.js

jquery.color.js

719 ms

custom.js

custom.js

739 ms

jquery.appear.min.js

jquery.appear.min.js

783 ms

jquery.countto.js

jquery.countto.js

778 ms

jquery.cycle.all.js

jquery.cycle.all.js

806 ms

modernizr.custom.js

modernizr.custom.js

732 ms

jquery.fitvids.js

jquery.fitvids.js

774 ms

jquery.ui.totop.js

jquery.ui.totop.js

772 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

825 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

956 ms

jquery.themepunch.plugins.min.js

jquery.themepunch.plugins.min.js

835 ms

Keya.jpg

Keya.jpg

807 ms

joma.gif

joma.gif

831 ms

cerrajeronoagarcia.jpg

cerrajeronoagarcia.jpg

859 ms

cerrajeroferrnando.jpg

cerrajeroferrnando.jpg

859 ms

cerrajerojaviersanchez.jpg

cerrajerojaviersanchez.jpg

840 ms

dc.png

dc.png

863 ms

world_map.png

world_map.png

845 ms

home.png

home.png

853 ms

tele.png

tele.png

834 ms

fax.png

fax.png

850 ms

mail.png

mail.png

833 ms

time.png

time.png

846 ms

keya.jpg

keya.jpg

324 ms

analytics.js

analytics.js

35 ms

totop.png

totop.png

97 ms

cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff

cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff

19 ms

DXI1ORHCpsQm3Vp6mXoaTXhCUOGz7vYGh680lGh-uXM.woff

DXI1ORHCpsQm3Vp6mXoaTXhCUOGz7vYGh680lGh-uXM.woff

19 ms

k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff

k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff

22 ms

xjAJXh38I15wypJXxuGMBobN6UDyHWBl620a-IRfuBk.woff

xjAJXh38I15wypJXxuGMBobN6UDyHWBl620a-IRfuBk.woff

19 ms

PRmiXeptR36kaC0GEAetxh_xHqYgAV9Bl_ZQbYUxnQU.woff

PRmiXeptR36kaC0GEAetxh_xHqYgAV9Bl_ZQbYUxnQU.woff

20 ms

PRmiXeptR36kaC0GEAetxjqR_3kx9_hJXbbyU8S6IN0.woff

PRmiXeptR36kaC0GEAetxjqR_3kx9_hJXbbyU8S6IN0.woff

20 ms

collect

collect

17 ms

Accessibility Review

cerrajeriau24.com accessibility score

86

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

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

cerrajeriau24.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

cerrajeriau24.com SEO score

100

Search Engine Optimization Advices

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cerrajeriau24.com 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 Cerrajeriau24.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

cerrajeriau24.com

Open Graph description is not detected on the main page of Cerrajeria U24. 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: