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Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

rotalabutterfly.com

Rotala Butterfly | Planted Aquarium Calculators & Information

Page Load Speed

1.1 sec in total

First Response

71 ms

Resources Loaded

923 ms

Page Rendered

122 ms

About Website

Welcome to rotalabutterfly.com homepage info - get ready to check Rotala Butterfly best content for United States right away, or after learning these important things about rotalabutterfly.com

Planted Aquarium Calculators & Information - Nutrient Calculator, Nutrient Accumulation Calculator, Co2 Calculator, Volume Calculator, Aquarium Plant Deficiencies, Algae Treatment & Prevention

Visit rotalabutterfly.com

Key Findings

We analyzed Rotalabutterfly.com page load time and found that the first response time was 71 ms and then it took 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

rotalabutterfly.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.0 s

7/100

10%

Network Requests Diagram

rotalabutterfly.com

71 ms

rotalabutterfly.com

65 ms

css

67 ms

bootstrap.css

27 ms

style.css

52 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 45% of them (18 requests) were addressed to the original Rotalabutterfly.com, 20% (8 requests) were made to Fonts.gstatic.com and 10% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (289 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.4 kB (14%)

Content Size

597.2 kB

After Optimization

512.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rotalabutterfly.com main page is 597.2 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. 55% of websites need less resources to load. Javascripts take 456.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.1 kB

  • Original 28.0 kB
  • After minification 19.3 kB
  • After compression 6.0 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 8.7 kB, which is 31% 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 22.1 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 319 B

  • Original 12.9 kB
  • After minification 12.6 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. Rotala Butterfly images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 49.0 kB

  • Original 456.4 kB
  • After minification 456.4 kB
  • After compression 407.4 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 49.0 kB or 11% of the original size.

CSS Optimization

-13%

Potential reduce by 13.0 kB

  • Original 99.9 kB
  • After minification 99.9 kB
  • After compression 86.9 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. Rotalabutterfly.com needs all CSS files to be minified and compressed as it can save up to 13.0 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (73%)

Requests Now

26

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rotala Butterfly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rotalabutterfly.com accessibility score

94

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

Links do not have a discernible name

Best Practices

rotalabutterfly.com best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

rotalabutterfly.com SEO score

87

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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