Tools & Wizards About Us
teleskope.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

teleskope.com

Telescope House - Telescope Specialist since 1785 | Home page | The UK 's Online Home of Astronomy. Telescope, Astronomical Equipment and Binocul...

Page Load Speed

5.8 sec in total

First Response

447 ms

Resources Loaded

4.5 sec

Page Rendered

896 ms

teleskope.com screenshot

About Website

Welcome to teleskope.com homepage info - get ready to check Teleskope best content right away, or after learning these important things about teleskope.com

Leading Online UK Telescope Specialists For Astronomy - Call 01342 837098. Normal Phoneline Hours: 9-5pm, Monday-Friday (phonelines closed Wednesdays). UK Dealer of Telescopes, Binoculars & Accessorie...

Visit teleskope.com

Key Findings

We analyzed Teleskope.com page load time and found that the first response time was 447 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

teleskope.com performance score

0

Network Requests Diagram

teleskope.com

447 ms

www.telescope.house

1003 ms

analytics.js

19 ms

theme.min.css

1845 ms

frontend.min.css

219 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Teleskope.com, 53% (30 requests) were made to Telescope.house and 14% (8 requests) were made to Toxid.explorescientific.de. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Cms.telescope.house.

Page Optimization Overview & Recommendations

Page size can be reduced by 878.4 kB (50%)

Content Size

1.8 MB

After Optimization

881.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teleskope.com main page is 1.8 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 619.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 133.4 kB

  • Original 150.3 kB
  • After minification 85.5 kB
  • After compression 16.9 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 64.8 kB, which is 43% 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 133.4 kB or 89% of the original size.

Image Optimization

-11%

Potential reduce by 62.7 kB

  • Original 570.5 kB
  • After minification 507.7 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, Teleskope needs image optimization as it can save up to 62.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 409.2 kB

  • Original 619.1 kB
  • After minification 613.0 kB
  • After compression 209.8 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 409.2 kB or 66% of the original size.

CSS Optimization

-65%

Potential reduce by 273.1 kB

  • Original 419.9 kB
  • After minification 419.6 kB
  • After compression 146.8 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. Teleskope.com needs all CSS files to be minified and compressed as it can save up to 273.1 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (29%)

Requests Now

51

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teleskope. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

teleskope.com

teleskope.com

447 ms

www.telescope.house

www.telescope.house

1003 ms

analytics.js

analytics.js

19 ms

theme.min.css

theme.min.css

1845 ms

frontend.min.css

frontend.min.css

219 ms

jquery.min.js

jquery.min.js

1130 ms

jquery-ui.custom.min.js

jquery-ui.custom.min.js

252 ms

theme.min.js

theme.min.js

538 ms

frontend.min.js

frontend.min.js

223 ms

collect

collect

8 ms

collect

collect

98 ms

fb.gif

fb.gif

380 ms

aktion_januar.jpg

aktion_januar.jpg

760 ms

logo.png

logo.png

622 ms

de.png

de.png

443 ms

en.png

en.png

461 ms

fr.png

fr.png

1024 ms

es.png

es.png

1023 ms

it.png

it.png

731 ms

037ac73bcef95d141469253b52eff930_01-12087_m3_th.jpg

037ac73bcef95d141469253b52eff930_01-12087_m3_th.jpg

1528 ms

0b8405fe1c1cd38cee27b4d872a7e6e6_0117250_m1_th.jpg

0b8405fe1c1cd38cee27b4d872a7e6e6_0117250_m1_th.jpg

1221 ms

24f58fc120b4be168fdc9e52e8cca388_0218760_th.jpg

24f58fc120b4be168fdc9e52e8cca388_0218760_th.jpg

1115 ms

2873941fee19acf2db326d7410b2850b_4676359_m_1_th.jpg

2873941fee19acf2db326d7410b2850b_4676359_m_1_th.jpg

1252 ms

42c291011f6dec346ad9a683872709e8_0219917_m_1_th.jpg

42c291011f6dec346ad9a683872709e8_0219917_m_1_th.jpg

1358 ms

5a4e1ff56ea17ba3f4d934c3ca40dddc_0218770_th.jpg

5a4e1ff56ea17ba3f4d934c3ca40dddc_0218770_th.jpg

1494 ms

5f705fe84753b0d0c8ba053dc1942a7e_0112165_m1_th.jpg

5f705fe84753b0d0c8ba053dc1942a7e_0112165_m1_th.jpg

1533 ms

684e89f6e80efbbe833a749df74c00af_0116901_m_th.jpg

684e89f6e80efbbe833a749df74c00af_0116901_m_th.jpg

1634 ms

7ebdd205396d93b38d3588eda456716f_0112135_m_1_v0316_th.jpg

7ebdd205396d93b38d3588eda456716f_0112135_m_1_v0316_th.jpg

1675 ms

8aa902231e7cf2b84ef21edc64477d10_8911232_m_1_th.jpg

8aa902231e7cf2b84ef21edc64477d10_8911232_m_1_th.jpg

1727 ms

997631d58f1219331cb5a22be5426ed0_0690410_m1_th.jpg

997631d58f1219331cb5a22be5426ed0_0690410_m1_th.jpg

1818 ms

9d6f34adbb44003133812f6a6429b448_0112109_m_1_v0316_th.jpg

9d6f34adbb44003133812f6a6429b448_0112109_m_1_v0316_th.jpg

1819 ms

b787588775d69fcf357459dcc9722043_4920001_d2_th.jpg

b787588775d69fcf357459dcc9722043_4920001_d2_th.jpg

1863 ms

cd2570ba31a541d0b2f2f215544aaffe_0218750_th.jpg

cd2570ba31a541d0b2f2f215544aaffe_0218750_th.jpg

1930 ms

f6bcc46533da7436bd630354325c0b5c_0218780_th.jpg

f6bcc46533da7436bd630354325c0b5c_0218780_th.jpg

2003 ms

fa9538e422fc46ff0c462bc8dd5f61e9_4921351_d2_th.jpg

fa9538e422fc46ff0c462bc8dd5f61e9_4921351_d2_th.jpg

2006 ms

twitter.png

twitter.png

341 ms

teleskope.jpg

teleskope.jpg

874 ms

zubehoer.jpg

zubehoer.jpg

534 ms

spektiv_start.jpg

spektiv_start.jpg

343 ms

sonstiges.jpg

sonstiges.jpg

539 ms

fernglas.jpg

fernglas.jpg

683 ms

zoom_start.jpg

zoom_start.jpg

538 ms

mercurytransit.jpg

mercurytransit.jpg

1512 ms

hexafoc.jpg

hexafoc.jpg

2267 ms

csm_John_O_Neill_a67b6981ef.jpg

csm_John_O_Neill_a67b6981ef.jpg

270 ms

csm_M45_-_inet_22238460b3.jpg

csm_M45_-_inet_22238460b3.jpg

269 ms

conversion.js

conversion.js

33 ms

ga-audiences

ga-audiences

62 ms

sprites.png

sprites.png

512 ms

dsnr1xEUbJy+5cvHcOG3RYwIAAAC4Af+FsASNAA==

dsnr1xEUbJy+5cvHcOG3RYwIAAAC4Af+FsASNAA==

66 ms

hbAEjQA=

hbAEjQA=

66 ms

CLSXQ8+RjU3Z2JRlTQGZAjIFZArIFJApIFNM7QuiL4i+IPqC6OemHtTfBNQfsL+n+puABvJhIKCBgAbyYSDbDGSbQV8m26LJNgNBrAtiXRDCi57woie86AkvesKLnvCiJ7zorQtiKIihIIQUvaEghr3itKOvkUnBmv4gCCGFyaRg0RbREdEV0RNhiuiLGIhYFzEsbShOm6wKJUxZyxRKmEIJUyhhCiVMoYQplDDbsklHNukIQshgChlMIYMpZDCFDKaQwRQymEIGU8hgChlMIYMpZDAlfZldQXQF0RWEcMDsDv8LkjDfogABVME1bQAA

CLSXQ8+RjU3Z2JRlTQGZAjIFZArIFJApIFNM7QuiL4i+IPqC6OemHtTfBNQfsL+n+puABvJhIKCBgAbyYSDbDGSbQV8m26LJNgNBrAtiXRDCi57woie86AkvesKLnvCiJ7zorQtiKIihIIQUvaEghr3itKOvkUnBmv4gCCGFyaRg0RbREdEV0RNhiuiLGIhYFzEsbShOm6wKJUxZyxRKmEIJUyhhCiVMoYQplDDbsklHNukIQshgChlMIYMpZDCFDKaQwRQymEIGU8hgChlMIYMpZDAlfZldQXQF0RWEcMDsDv8LkjDfogABVME1bQAA

67 ms

tag.js

tag.js

629 ms

DFB4248C90E852B.js

DFB4248C90E852B.js

513 ms

22 ms

DFB4248C90E852B-70x70.png

DFB4248C90E852B-70x70.png

118 ms

capture-apps-4.12.11.js

capture-apps-4.12.11.js

263 ms

SEO Factors

teleskope.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teleskope.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Teleskope.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

teleskope.com

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