Tools & Wizards About Us
jburnell.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jburnell.com

Jim Burnell

Page Load Speed

492 ms in total

First Response

85 ms

Resources Loaded

165 ms

Page Rendered

242 ms

jburnell.com screenshot

About Website

Click here to check amazing J Burnell content. Otherwise, check out these important facts you probably never knew about jburnell.com

Jim Burnell's homepage, a collection of CCD images processed using AIP4WIN

Visit jburnell.com

Key Findings

We analyzed Jburnell.com page load time and found that the first response time was 85 ms and then it took 407 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

jburnell.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

jburnell.com

85 ms

stars.gif

16 ms

HAIP_pkg.jpg

54 ms

Gum12Ha_web.jpg

57 ms

M27EmissionLine_ithumb.jpg

41 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Jburnell.com and no external sources were called. The less responsive or slowest element that took the longest time to load (85 ms) belongs to the original domain Jburnell.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.2 kB (3%)

Content Size

411.6 kB

After Optimization

400.4 kB

  • HTML
  • Images

In fact, the total size of Jburnell.com main page is 411.6 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. 20% of websites need less resources to load. Images take 401.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 7.8 kB

  • Original 10.3 kB
  • After minification 8.9 kB
  • After compression 2.5 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 1.4 kB, which is 14% 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 7.8 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 3.4 kB

  • Original 401.3 kB
  • After minification 398.0 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. J Burnell images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J Burnell. According to our analytics all requests are already optimized.

Network Requests Diagram

jburnell.com

jburnell.com

85 ms

stars.gif

stars.gif

16 ms

HAIP_pkg.jpg

HAIP_pkg.jpg

54 ms

Gum12Ha_web.jpg

Gum12Ha_web.jpg

57 ms

M27EmissionLine_ithumb.jpg

M27EmissionLine_ithumb.jpg

41 ms

IC443HaRGB_ithumb.jpg

IC443HaRGB_ithumb.jpg

41 ms

Arp271_ithumb.jpg

Arp271_ithumb.jpg

40 ms

Globs.jpg

Globs.jpg

41 ms

CharlesMessier.jpg

CharlesMessier.jpg

54 ms

NGC1499Ha_ithumb.jpg

NGC1499Ha_ithumb.jpg

55 ms

Galaxies.jpg

Galaxies.jpg

56 ms

GalaxyClusters.jpg

GalaxyClusters.jpg

56 ms

Nebulae.jpg

Nebulae.jpg

65 ms

Accessibility Review

jburnell.com accessibility score

80

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

jburnell.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

jburnell.com SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jburnell.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 Jburnell.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

jburnell.com

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