Tools & Wizards About Us

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

reefnutrition.com

Reef Nutrition | Best Aquarium Food for a Healthy Spectacular Tank

Page Load Speed

7.2 sec in total

First Response

352 ms

Resources Loaded

5.7 sec

Page Rendered

1.1 sec

About Website

Visit reefnutrition.com now to see the best up-to-date Reef Nutrition content for United States and also check out these interesting facts you probably never knew about reefnutrition.com

Reef Nutrition is your best source for reliable aquarium food for superior health and beauty in your fish and invertebrates. For 15+ years we've been at the forefront of innovating super-nutritiou...

Visit reefnutrition.com

Key Findings

We analyzed Reefnutrition.com page load time and found that the first response time was 352 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

reefnutrition.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value1,810 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.337

33/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

reefnutrition.com

352 ms

theme.min.css

43 ms

jquery.js

40 ms

preloads.js

34 ms

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

29 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 36% of them (20 requests) were addressed to the original Reefnutrition.com, 22% (12 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Full-page-zoom.product-image-zoom.com. The less responsive or slowest element that took the longest time to load (4.2 sec) relates to the external source Fonts.googleapis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 298.2 kB (23%)

Content Size

1.3 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Reefnutrition.com main page is 1.3 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. Javascripts take 514.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 262.2 kB

  • Original 310.0 kB
  • After minification 260.0 kB
  • After compression 47.8 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 50.0 kB, which is 16% 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 262.2 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 19.1 kB

  • Original 440.2 kB
  • After minification 421.1 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. Reef Nutrition images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 16.8 kB

  • Original 514.7 kB
  • After minification 505.2 kB
  • After compression 497.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 35 B

  • Original 50.5 kB
  • After minification 50.5 kB
  • After compression 50.4 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. Reefnutrition.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (76%)

Requests Now

41

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Reef Nutrition. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

reefnutrition.com accessibility score

66

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

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

reefnutrition.com 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

Page has valid source maps

SEO Factors

reefnutrition.com SEO score

86

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Reefnutrition.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Reefnutrition.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 data is detected on the main page of Reef Nutrition. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: