Tools & Wizards About Us
itelescope.net screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

itelescope.net

iTelescope - Leaders in Internet Astronomy since 2006

Page Load Speed

1.7 sec in total

First Response

77 ms

Resources Loaded

808 ms

Page Rendered

815 ms

itelescope.net screenshot

About Website

Welcome to itelescope.net homepage info - get ready to check ITelescope best content for United Kingdom right away, or after learning these important things about itelescope.net

22 Internet Telescopes across 5 Observatories. Download Image Sets Now updated every 14 days. Direct control of telescopes. Internet Astronomy, Astrophotgraphy. Scientific Reserach including Photometr...

Visit itelescope.net

Key Findings

We analyzed Itelescope.net page load time and found that the first response time was 77 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

itelescope.net performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value25.0 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value980 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.079

94/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

www.itelescope.net

77 ms

36Ik-TMnza4PwJ9Jx1px6EXIBftxyXZf2xlTGLALE6Sfe06IfFHN4UJLFRbh52jhWDmywQyyFRmKjQ63wh4KZQJDFQmq5es8wy7YMkG0jAFu-WsoShFGZAsude80ZkoRdhXCHKoyjamTiY8Djhy8ZYmC-Ao1Oco8if37OcBDOcu8OfG0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdP37O1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80Zko0ZWbCjWw0dA9Cj14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUTiemCZWFRdag8Oco8ifUCdhFydeyzSabCSaBujW48SagyjhmDjhy8ZYmC-Ao1OcFzdPUaiaS0jAFu-WsoShFGZAsude80ZkoRdhXCiaiaOcBRiA8XpWFR-emqiAUTdcS0dcmXOYiaikoySkolZPUaiaS0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUaiaS0-Ws8demDjhN3ZPo0ZWbCiaiaO1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXK2YgkdayTdAIldcNhjPJPjAszjc9lZhBkjAuzdcblSY4zJ68Td1s8ScZyjh97fbRKHyMMeMw6MKG4fHvgIMMjgfMfH6GJCwbgIMMjgPMfH6qJnbIbMg6eJMJ7fbKOMsMMeMS6MKG4fJ3gIMMjIPMfH6qJvDbbMs6IJMJ7fbRXFgMgeMj6MKG4fJlwIMJjgfMfH6qJR93bMy6YJMJ7fbKwQgMfeMt6MKG4fJowIMJjIPMfqMYp3GEJg6.js

70 ms

css2

75 ms

legacy.js

76 ms

modern.js

85 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Itelescope.net, 25% (13 requests) were made to Use.typekit.net and 22% (11 requests) were made to Assets.squarespace.com. The less responsive or slowest element that took the longest time to load (402 ms) relates to the external source Images.squarespace-cdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 195.7 kB (6%)

Content Size

3.1 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Itelescope.net main page is 3.1 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. 70% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 105.0 kB

  • Original 125.3 kB
  • After minification 104.1 kB
  • After compression 20.3 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 21.2 kB, which is 17% 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 105.0 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 85.3 kB

  • Original 1.9 MB
  • After minification 1.8 MB

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. ITelescope images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5.4 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 1.1 MB

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

-3%

Potential reduce by 22 B

  • Original 872 B
  • After minification 872 B
  • After compression 850 B

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. Itelescope.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (50%)

Requests Now

34

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ITelescope. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.itelescope.net

www.itelescope.net

77 ms

36Ik-TMnza4PwJ9Jx1px6EXIBftxyXZf2xlTGLALE6Sfe06IfFHN4UJLFRbh52jhWDmywQyyFRmKjQ63wh4KZQJDFQmq5es8wy7YMkG0jAFu-WsoShFGZAsude80ZkoRdhXCHKoyjamTiY8Djhy8ZYmC-Ao1Oco8if37OcBDOcu8OfG0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdP37O1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80Zko0ZWbCjWw0dA9Cj14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUTiemCZWFRdag8Oco8ifUCdhFydeyzSabCSaBujW48SagyjhmDjhy8ZYmC-Ao1OcFzdPUaiaS0jAFu-WsoShFGZAsude80ZkoRdhXCiaiaOcBRiA8XpWFR-emqiAUTdcS0dcmXOYiaikoySkolZPUaiaS0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUaiaS0-Ws8demDjhN3ZPo0ZWbCiaiaO1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXK2YgkdayTdAIldcNhjPJPjAszjc9lZhBkjAuzdcblSY4zJ68Td1s8ScZyjh97fbRKHyMMeMw6MKG4fHvgIMMjgfMfH6GJCwbgIMMjgPMfH6qJnbIbMg6eJMJ7fbKOMsMMeMS6MKG4fJ3gIMMjIPMfH6qJvDbbMs6IJMJ7fbRXFgMgeMj6MKG4fJlwIMJjgfMfH6qJR93bMy6YJMJ7fbKwQgMfeMt6MKG4fJowIMJjIPMfqMYp3GEJg6.js

36Ik-TMnza4PwJ9Jx1px6EXIBftxyXZf2xlTGLALE6Sfe06IfFHN4UJLFRbh52jhWDmywQyyFRmKjQ63wh4KZQJDFQmq5es8wy7YMkG0jAFu-WsoShFGZAsude80ZkoRdhXCHKoyjamTiY8Djhy8ZYmC-Ao1Oco8if37OcBDOcu8OfG0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdP37O1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80Zko0ZWbCjWw0dA9Cj14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUTiemCZWFRdag8Oco8ifUCdhFydeyzSabCSaBujW48SagyjhmDjhy8ZYmC-Ao1OcFzdPUaiaS0jAFu-WsoShFGZAsude80ZkoRdhXCiaiaOcBRiA8XpWFR-emqiAUTdcS0dcmXOYiaikoySkolZPUaiaS0j14yZfuldhNkZPXo-DjtO1FUiABkZWF3jAF8OcFzdPUaiaS0-Ws8demDjhN3ZPo0ZWbCiaiaO1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXK2YgkdayTdAIldcNhjPJPjAszjc9lZhBkjAuzdcblSY4zJ68Td1s8ScZyjh97fbRKHyMMeMw6MKG4fHvgIMMjgfMfH6GJCwbgIMMjgPMfH6qJnbIbMg6eJMJ7fbKOMsMMeMS6MKG4fJ3gIMMjIPMfH6qJvDbbMs6IJMJ7fbRXFgMgeMj6MKG4fJlwIMJjgfMfH6qJR93bMy6YJMJ7fbKwQgMfeMt6MKG4fJowIMJjIPMfqMYp3GEJg6.js

70 ms

css2

css2

75 ms

legacy.js

legacy.js

76 ms

modern.js

modern.js

85 ms

extract-css-runtime-17df089938dde612989c-min.en-US.js

extract-css-runtime-17df089938dde612989c-min.en-US.js

81 ms

extract-css-moment-js-vendor-6f117db4eb7fd4392375-min.en-US.js

extract-css-moment-js-vendor-6f117db4eb7fd4392375-min.en-US.js

102 ms

cldr-resource-pack-e94539391642d3b99900-min.en-US.js

cldr-resource-pack-e94539391642d3b99900-min.en-US.js

82 ms

common-vendors-stable-3598b219a3c023c1915a-min.en-US.js

common-vendors-stable-3598b219a3c023c1915a-min.en-US.js

93 ms

common-vendors-ccc40d46713b43907fe8-min.en-US.js

common-vendors-ccc40d46713b43907fe8-min.en-US.js

125 ms

common-85d95017224dbbb509a6-min.en-US.js

common-85d95017224dbbb509a6-min.en-US.js

140 ms

user-account-core-14fe13ddd88430ad94e7-min.en-US.js

user-account-core-14fe13ddd88430ad94e7-min.en-US.js

139 ms

user-account-core-e84acd73aa5ee3fcd4ad-min.en-US.css

user-account-core-e84acd73aa5ee3fcd4ad-min.en-US.css

94 ms

performance-a7a9ef7090f793eb4cd4-min.en-US.js

performance-a7a9ef7090f793eb4cd4-min.en-US.js

99 ms

site.css

site.css

63 ms

js

js

251 ms

improvely.js

improvely.js

68 ms

site-bundle.js

site-bundle.js

55 ms

uwt.js

uwt.js

166 ms

gtm.js

gtm.js

199 ms

w.js

w.js

224 ms

sidebar-tryforfree-green.png

sidebar-tryforfree-green.png

225 ms

fbevents.js

fbevents.js

261 ms

Launchpad12.JPG

Launchpad12.JPG

344 ms

T10+Telescope+Control.JPG

T10+Telescope+Control.JPG

383 ms

telescope-control-2.png

telescope-control-2.png

343 ms

planner.JPG

planner.JPG

383 ms

reservation-system.png

reservation-system.png

402 ms

M16+Image+Set.JPG

M16+Image+Set.JPG

294 ms

tarantula_drudis_960_small.jpg

tarantula_drudis_960_small.jpg

341 ms

sh-nova-t11-small.jpg

sh-nova-t11-small.jpg

382 ms

click

click

138 ms

click

click

198 ms

conversion

conversion

284 ms

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136 ms

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194 ms

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214 ms

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217 ms

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217 ms

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263 ms

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217 ms

KFOlCnqEu92Fr1MmSU5vAw.ttf

KFOlCnqEu92Fr1MmSU5vAw.ttf

320 ms

d

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262 ms

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262 ms

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262 ms

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262 ms

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188 ms

adsct

adsct

220 ms

adsct

adsct

181 ms

p.gif

p.gif

30 ms

settings.luckyorange.net

settings.luckyorange.net

18 ms

Accessibility Review

itelescope.net accessibility score

95

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

itelescope.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

itelescope.net SEO score

100

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

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

itelescope.net

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