Tools & Wizards About Us
captivereefs.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

captivereefs.com

Captive Reefs

Page Load Speed

2.8 sec in total

First Response

112 ms

Resources Loaded

2.3 sec

Page Rendered

458 ms

captivereefs.com screenshot

About Website

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

Coral Reef Tank Help & Information and Aquarium Classifieds

Visit captivereefs.com

Key Findings

We analyzed Captivereefs.com page load time and found that the first response time was 112 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

captivereefs.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

captivereefs.com

112 ms

1004 ms

main-rollup.css

84 ms

dbtech_vbslider_camera.css

59 ms

dbtech_vbslider_forum.css

60 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 88% of them (49 requests) were addressed to the original Captivereefs.com, 5% (3 requests) were made to Staticxx.facebook.com and 2% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Captivereefs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 542.0 kB (53%)

Content Size

1.0 MB

After Optimization

471.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Captivereefs.com main page is 1.0 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. 45% of websites need less resources to load. Javascripts take 351.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 184.5 kB

  • Original 208.2 kB
  • After minification 169.0 kB
  • After compression 23.7 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 39.2 kB, which is 19% 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 184.5 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 2.8 kB

  • Original 320.1 kB
  • After minification 317.3 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. Captive Reefs images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 245.0 kB

  • Original 351.1 kB
  • After minification 336.2 kB
  • After compression 106.2 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 245.0 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 109.7 kB

  • Original 134.2 kB
  • After minification 131.6 kB
  • After compression 24.5 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. Captivereefs.com needs all CSS files to be minified and compressed as it can save up to 109.7 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (53%)

Requests Now

53

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Captive Reefs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

captivereefs.com

captivereefs.com

112 ms

1004 ms

main-rollup.css

main-rollup.css

84 ms

dbtech_vbslider_camera.css

dbtech_vbslider_camera.css

59 ms

dbtech_vbslider_forum.css

dbtech_vbslider_forum.css

60 ms

vbulletin-core.js

vbulletin-core.js

90 ms

spcjs.php

spcjs.php

82 ms

forumhome-rollup.css

forumhome-rollup.css

89 ms

sidebar.css

sidebar.css

89 ms

widgets.css

widgets.css

89 ms

additional.css

additional.css

111 ms

vbulletin_read_marker.js

vbulletin_read_marker.js

109 ms

vbulletin-sidebar.js

vbulletin-sidebar.js

112 ms

vbulletin_md5.js

vbulletin_md5.js

111 ms

register.css

register.css

112 ms

bop5_reallyfastreg.css

bop5_reallyfastreg.css

115 ms

jstz.min.js

jstz.min.js

5 ms

vbulletin_ajax_nameverif.js

vbulletin_ajax_nameverif.js

136 ms

vbulletin_ajax_imagereg.js

vbulletin_ajax_imagereg.js

141 ms

vbulletin_facebook.js

vbulletin_facebook.js

109 ms

jquery.min.js

jquery.min.js

5 ms

jquery.mobile.customized.min.js

jquery.mobile.customized.min.js

108 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

110 ms

camera.min.js

camera.min.js

110 ms

vbslider.js

vbslider.js

130 ms

jquery.scrolling-parallax.js

jquery.scrolling-parallax.js

133 ms

yuiloader-dom-event.js

yuiloader-dom-event.js

111 ms

connection-min.js

connection-min.js

85 ms

spc.php

spc.php

38 ms

fl.js

fl.js

29 ms

animation-min.js

animation-min.js

44 ms

image.php

image.php

121 ms

progress.gif

progress.gif

43 ms

collapse_40b.png

collapse_40b.png

40 ms

Coral-Collector.png

Coral-Collector.png

42 ms

march-madness-2016-sidead.jpg

march-madness-2016-sidead.jpg

79 ms

Pacific%20East%20Aquaculture.png

Pacific%20East%20Aquaculture.png

80 ms

The%20Blue%20Glow.png

The%20Blue%20Glow.png

80 ms

Tropicorium.png

Tropicorium.png

81 ms

Great%20Lakes%20Aquariums.png

Great%20Lakes%20Aquariums.png

82 ms

Cultivated%20Reef.png

Cultivated%20Reef.png

118 ms

cron.php

cron.php

314 ms

captive-reefs-logo.jpg

captive-reefs-logo.jpg

123 ms

1047_1.gif

1047_1.gif

161 ms

lg.php

lg.php

162 ms

fontello.woff

fontello.woff

109 ms

bg2.jpg

bg2.jpg

149 ms

zoas-backgroung.jpg

zoas-backgroung.jpg

139 ms

all.js

all.js

272 ms

saltwater-reef-aquarium19.jpg

saltwater-reef-aquarium19.jpg

130 ms

thread-43025.jpg

thread-43025.jpg

94 ms

thread-43023.jpg

thread-43023.jpg

67 ms

129 ms

xd_arbiter.php

xd_arbiter.php

216 ms

xd_arbiter.php

xd_arbiter.php

417 ms

xd_arbiter.php

xd_arbiter.php

164 ms

Accessibility Review

captivereefs.com accessibility score

65

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

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

captivereefs.com best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

captivereefs.com SEO score

71

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

Image elements do not have [alt] attributes

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 Captivereefs.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 Captivereefs.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

captivereefs.com

Open Graph data is detected on the main page of Captive Reefs. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: