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campbellsci.es screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

campbellsci.es

Monitorización robusta: Instrumentación de medida y control para...

Page Load Speed

2.9 sec in total

First Response

240 ms

Resources Loaded

2.5 sec

Page Rendered

222 ms

campbellsci.es screenshot

About Website

Welcome to campbellsci.es homepage info - get ready to check Campbellsci best content for Ecuador right away, or after learning these important things about campbellsci.es

Manufacturers of robust scientific instrumentation used for measuring and monitoring in weather, water, energy, infrastructure, gas turbulence and flux and...

Visit campbellsci.es

Key Findings

We analyzed Campbellsci.es page load time and found that the first response time was 240 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

campbellsci.es performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

campbellsci.es

240 ms

campbellsci.es

268 ms

www.campbellsci.es

949 ms

gtm.js

62 ms

sj.js

31 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 52% of them (22 requests) were addressed to the original Campbellsci.es, 31% (13 requests) were made to Campbellsci-res.cloudinary.com and 7% (3 requests) were made to Res.cloudinary.com. The less responsive or slowest element that took the longest time to load (949 ms) belongs to the original domain Campbellsci.es.

Page Optimization Overview & Recommendations

Page size can be reduced by 546.9 kB (48%)

Content Size

1.1 MB

After Optimization

584.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Campbellsci.es main page is 1.1 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. 25% of websites need less resources to load. Javascripts take 425.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 50.9 kB

  • Original 60.5 kB
  • After minification 40.7 kB
  • After compression 9.6 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 19.8 kB, which is 33% 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 50.9 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 16 B

  • Original 390.6 kB
  • After minification 390.6 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. Campbellsci images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 284.7 kB

  • Original 425.5 kB
  • After minification 425.5 kB
  • After compression 140.8 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 284.7 kB or 67% of the original size.

CSS Optimization

-83%

Potential reduce by 211.3 kB

  • Original 254.5 kB
  • After minification 236.8 kB
  • After compression 43.1 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. Campbellsci.es needs all CSS files to be minified and compressed as it can save up to 211.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (16%)

Requests Now

37

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Campbellsci. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

campbellsci.es

campbellsci.es

240 ms

campbellsci.es

campbellsci.es

268 ms

www.campbellsci.es

www.campbellsci.es

949 ms

gtm.js

gtm.js

62 ms

sj.js

sj.js

31 ms

bootstrap.min.css

bootstrap.min.css

624 ms

jquery-ui-1.10.3.custom.min.css

jquery-ui-1.10.3.custom.min.css

292 ms

styles.css

styles.css

592 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

341 ms

bootstrap.min.js

bootstrap.min.js

257 ms

scripts.js

scripts.js

509 ms

jquery-ui.min.js

jquery-ui.min.js

868 ms

validate-min.js

validate-min.js

315 ms

50-Year-Logo_t7gsan.jpg

50-Year-Logo_t7gsan.jpg

100 ms

13049.png

13049.png

169 ms

mqdefault.jpg

mqdefault.jpg

91 ms

50Yr_Emblem_Tundora-Reversed.jpg

50Yr_Emblem_Tundora-Reversed.jpg

112 ms

50_Year_Emblem_lvbrma.jpg

50_Year_Emblem_lvbrma.jpg

88 ms

1b.svg

1b.svg

77 ms

2b.svg

2b.svg

76 ms

3b.svg

3b.svg

75 ms

7b.svg

7b.svg

73 ms

5b.svg

5b.svg

139 ms

6b.svg

6b.svg

142 ms

icon-linkedin.svg

icon-linkedin.svg

135 ms

icon-youtube.svg

icon-youtube.svg

143 ms

es.svg

es.svg

137 ms

9031.jpg

9031.jpg

81 ms

9022.jpg

9022.jpg

81 ms

9021.jpg

9021.jpg

84 ms

9032.jpg

9032.jpg

170 ms

9020.jpg

9020.jpg

153 ms

9041.jpg

9041.jpg

82 ms

14879.png

14879.png

159 ms

15004.jpg

15004.jpg

84 ms

15015.jpg

15015.jpg

85 ms

14954.png

14954.png

86 ms

14917.png

14917.png

88 ms

14775.png

14775.png

87 ms

csi.woff

csi.woff

159 ms

csi.woff

csi.woff

167 ms

re.sajari.com

re.sajari.com

103 ms

Accessibility Review

campbellsci.es accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best Practices

campbellsci.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

SEO Factors

campbellsci.es SEO score

74

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    ES

  • Language Claimed

    MUL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Campbellsci.es can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it does not match the claimed language. Our system also found out that Campbellsci.es 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

campbellsci.es

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