Tools & Wizards About Us
rocketryforum.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

rocketryforum.com

The Rocketry Forum

Page Load Speed

2.2 sec in total

First Response

160 ms

Resources Loaded

1.7 sec

Page Rendered

350 ms

rocketryforum.com screenshot

About Website

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

Model rocketry enthusiast forum & rocket for sale classifieds. Rocketry forums for experts & beginners. Engines, recovery, electronics, rocketry software.

Visit rocketryforum.com

Key Findings

We analyzed Rocketryforum.com page load time and found that the first response time was 160 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

rocketryforum.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

71/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value10,820 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value31.6 s

0/100

10%

Network Requests Diagram

rocketryforum.com

160 ms

www.rocketryforum.com

347 ms

analytics.js

22 ms

yuiloader-dom-event.js

114 ms

connection-min.js

108 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Rocketryforum.com, 39% (32 requests) were made to Cdn.rocketryforum.com and 9% (7 requests) were made to Image2.pubmatic.com. The less responsive or slowest element that took the longest time to load (372 ms) relates to the external source Securepubads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 710.7 kB (68%)

Content Size

1.1 MB

After Optimization

341.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rocketryforum.com 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. 50% of websites need less resources to load. Javascripts take 745.3 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 135.8 kB

  • Original 155.0 kB
  • After minification 130.3 kB
  • After compression 19.2 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 24.8 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 135.8 kB or 88% of the original size.

Image Optimization

-22%

Potential reduce by 11.6 kB

  • Original 52.6 kB
  • After minification 41.0 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. Obviously, Rocketry Forum needs image optimization as it can save up to 11.6 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 478.5 kB

  • Original 745.3 kB
  • After minification 743.9 kB
  • After compression 266.7 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 478.5 kB or 64% of the original size.

CSS Optimization

-86%

Potential reduce by 84.8 kB

  • Original 98.9 kB
  • After minification 77.6 kB
  • After compression 14.0 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. Rocketryforum.com needs all CSS files to be minified and compressed as it can save up to 84.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (63%)

Requests Now

79

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rocketry Forum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rocketryforum.com

rocketryforum.com

160 ms

www.rocketryforum.com

www.rocketryforum.com

347 ms

analytics.js

analytics.js

22 ms

yuiloader-dom-event.js

yuiloader-dom-event.js

114 ms

connection-min.js

connection-min.js

108 ms

vbulletin-core.js

vbulletin-core.js

111 ms

css.php

css.php

126 ms

vbulletin_read_marker.js

vbulletin_read_marker.js

105 ms

css.php

css.php

109 ms

css.php

css.php

109 ms

vbulletin_md5.js

vbulletin_md5.js

109 ms

show_ads.js

show_ads.js

8 ms

collect

collect

12 ms

82483X1544940.skimlinks.js

82483X1544940.skimlinks.js

22 ms

infolinks_main.js

infolinks_main.js

107 ms

gpt.js

gpt.js

36 ms

zrt_lookup.html

zrt_lookup.html

81 ms

show_ads_impl.js

show_ads_impl.js

82 ms

gradient-grey-down.png

gradient-grey-down.png

31 ms

Rocketry_Forum_logo_shadow.png

Rocketry_Forum_logo_shadow.png

31 ms

newbtn_middle.png

newbtn_middle.png

27 ms

black_downward_arrow.png

black_downward_arrow.png

25 ms

search.png

search.png

26 ms

navbit-home.png

navbit-home.png

26 ms

collapse_40b.png

collapse_40b.png

35 ms

forum_old-48.png

forum_old-48.png

33 ms

icon10.png

icon10.png

34 ms

lastpost-right.png

lastpost-right.png

33 ms

poll_posticon.gif

poll_posticon.gif

33 ms

subforum_old-48.png

subforum_old-48.png

32 ms

icon6.png

icon6.png

72 ms

icon5.png

icon5.png

71 ms

users_online.png

users_online.png

71 ms

birthday.png

birthday.png

70 ms

forum_stats.png

forum_stats.png

70 ms

legend.png

legend.png

70 ms

forum_new-16.png

forum_new-16.png

75 ms

forum_old-16.png

forum_old-16.png

73 ms

category-16.png

category-16.png

132 ms

forum_link-16.png

forum_link-16.png

72 ms

pubads_impl_81.js

pubads_impl_81.js

25 ms

container.html

container.html

100 ms

ads

ads

165 ms

grey-up.png

grey-up.png

35 ms

ads

ads

140 ms

osd.js

osd.js

16 ms

gradient-greytowhite.png

gradient-greytowhite.png

29 ms

75 ms

user_sync.html

user_sync.html

85 ms

usersyncup-an.html

usersyncup-an.html

83 ms

ice.js

ice.js

136 ms

abg.js

abg.js

32 ms

ffffff_new_ico.gif

ffffff_new_ico.gif

38 ms

showad.js

showad.js

35 ms

ads

ads

277 ms

3765880739419189628

3765880739419189628

16 ms

PugMaster

PugMaster

94 ms

14567678649751

14567678649751

30 ms

pixel

pixel

35 ms

Pug

Pug

30 ms

usersync.aspx

usersync.aspx

29 ms

Pug

Pug

95 ms

Pug

Pug

95 ms

Pug

Pug

95 ms

FBLIS.html

FBLIS.html

95 ms

doq.htm

doq.htm

76 ms

Pug

Pug

31 ms

Pug

Pug

41 ms

sdk.js

sdk.js

60 ms

mapuid

mapuid

43 ms

container.html

container.html

339 ms

ads

ads

372 ms

Pug

Pug

365 ms

loader.gif

loader.gif

351 ms

loader-bg.png

loader-bg.png

54 ms

echo.htm

echo.htm

101 ms

link

link

26 ms

track.php

track.php

24 ms

xd_arbiter.php

xd_arbiter.php

47 ms

xd_arbiter.php

xd_arbiter.php

69 ms

p.skimresources.com

p.skimresources.com

22 ms

quant.js

quant.js

10 ms

Accessibility Review

rocketryforum.com accessibility score

88

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

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

High

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

rocketryforum.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Page has valid source maps

SEO Factors

rocketryforum.com SEO score

76

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

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rocketryforum.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 Rocketryforum.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

rocketryforum.com

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