Tools & Wizards About Us

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

teleskop.pl

Sklep internetowy z teleskopami i mikroskopami - Teleskop.pl

Page Load Speed

3.9 sec in total

First Response

755 ms

Resources Loaded

2.6 sec

Page Rendered

554 ms

About Website

Click here to check amazing Teleskop content for Poland. Otherwise, check out these important facts you probably never knew about teleskop.pl

Hobbystyczne teleskopy, lunety, mikroskopy oraz dodatkowe akcesoria w atrakcyjnej cenie! Odwiedź nasz sklep internetowy. Kupuj online!

Visit teleskop.pl

Key Findings

We analyzed Teleskop.pl page load time and found that the first response time was 755 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

teleskop.pl performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value840 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.091

92/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

teleskop.pl

755 ms

style.css.gzip

220 ms

custom.css.gzip

311 ms

advertising.js

317 ms

pwa_online_bar.js

396 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 53% of them (24 requests) were addressed to the original Teleskop.pl, 18% (8 requests) were made to Static.xx.fbcdn.net and 7% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (755 ms) belongs to the original domain Teleskop.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 108.2 kB (19%)

Content Size

565.2 kB

After Optimization

457.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teleskop.pl main page is 565.2 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. 65% of websites need less resources to load. Javascripts take 274.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 73.8 kB

  • Original 94.3 kB
  • After minification 87.9 kB
  • After compression 20.5 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 73.8 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 799 B

  • Original 104.4 kB
  • After minification 103.6 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. Teleskop images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 32.0 kB

  • Original 274.2 kB
  • After minification 274.2 kB
  • After compression 242.2 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 32.0 kB or 12% of the original size.

CSS Optimization

-2%

Potential reduce by 1.6 kB

  • Original 92.3 kB
  • After minification 92.3 kB
  • After compression 90.7 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. Teleskop.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (63%)

Requests Now

40

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teleskop. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

teleskop.pl accessibility score

83

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Form elements do not have associated labels

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

teleskop.pl best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

teleskop.pl SEO score

89

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

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teleskop.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Teleskop.pl 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

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