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ventusky.com screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ventusky.com

Ventusky - Wind, Rain and Temperature Maps

Page Load Speed

2.7 sec in total

First Response

249 ms

Resources Loaded

2.2 sec

Page Rendered

178 ms

ventusky.com screenshot

About Website

Welcome to ventusky.com homepage info - get ready to check Ventusky best content for Poland right away, or after learning these important things about ventusky.com

Live wind, rain, radar or temperature maps, more than 50 weather layers, detailed forecast for your place, data from the best weather forecast models with high resolution

Visit ventusky.com

Key Findings

We analyzed Ventusky.com page load time and found that the first response time was 249 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

ventusky.com performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

ventusky.com

249 ms

ventusky.com

325 ms

www.ventusky.com

73 ms

style.css

167 ms

script-en.js

229 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Ventusky.com, 89% (106 requests) were made to Cdnstatic.ventusky.com and 7% (8 requests) were made to Data.ventusky.com. The less responsive or slowest element that took the longest time to load (833 ms) relates to the external source Webcams.ventusky.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 76.6 kB (13%)

Content Size

576.4 kB

After Optimization

499.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ventusky.com main page is 576.4 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. 35% of websites need less resources to load. Images take 363.0 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 49.7 kB

  • Original 59.9 kB
  • After minification 59.6 kB
  • After compression 10.2 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. 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 49.7 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 4.1 kB

  • Original 363.0 kB
  • After minification 358.9 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. Ventusky images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 18.8 kB

  • Original 134.5 kB
  • After minification 133.8 kB
  • After compression 115.7 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 18.8 kB or 14% of the original size.

CSS Optimization

-21%

Potential reduce by 4.0 kB

  • Original 19.0 kB
  • After minification 19.0 kB
  • After compression 15.0 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. Ventusky.com needs all CSS files to be minified and compressed as it can save up to 4.0 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 74 (64%)

Requests Now

115

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ventusky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ventusky.com

ventusky.com

249 ms

ventusky.com

ventusky.com

325 ms

www.ventusky.com

www.ventusky.com

73 ms

style.css

style.css

167 ms

script-en.js

script-en.js

229 ms

ventusky-logo-blue.svg

ventusky-logo-blue.svg

31 ms

blue-search.svg

blue-search.svg

79 ms

blitz.png

blitz.png

80 ms

misc-share.svg

misc-share.svg

189 ms

update.json

update.json

833 ms

0.js

0.js

126 ms

1.js

1.js

126 ms

2.js

2.js

126 ms

0.js

0.js

125 ms

1.js

1.js

130 ms

2.js

2.js

135 ms

0.js

0.js

146 ms

1.js

1.js

144 ms

2.js

2.js

146 ms

0.js

0.js

146 ms

1.js

1.js

160 ms

2.js

2.js

160 ms

api.ventusky_hurricane.json.php

api.ventusky_hurricane.json.php

280 ms

icon_pressure_low_high_20240827_02.json

icon_pressure_low_high_20240827_02.json

236 ms

11.js

11.js

101 ms

12.js

12.js

105 ms

13.js

13.js

101 ms

11.js

11.js

104 ms

12.js

12.js

102 ms

13.js

13.js

105 ms

11.js

11.js

104 ms

12.js

12.js

106 ms

13.js

13.js

172 ms

11.js

11.js

166 ms

12.js

12.js

170 ms

13.js

13.js

168 ms

icon_vitr_u_10_m_20240827_02.jpg

icon_vitr_u_10_m_20240827_02.jpg

279 ms

icon_vitr_v_10_m_20240827_02.jpg

icon_vitr_v_10_m_20240827_02.jpg

280 ms

hrrr_teplota_2_m_20240827_02.jpg

hrrr_teplota_2_m_20240827_02.jpg

310 ms

misc-settings.svg

misc-settings.svg

121 ms

misc-premium.svg

misc-premium.svg

123 ms

white-temperature.svg

white-temperature.svg

125 ms

misc-arrow-down-white.svg

misc-arrow-down-white.svg

275 ms

blue-feel.svg

blue-feel.svg

126 ms

blue-rain.svg

blue-rain.svg

127 ms

blue-radar.svg

blue-radar.svg

169 ms

blue-satellite.svg

blue-satellite.svg

170 ms

blue-clouds.svg

blue-clouds.svg

273 ms

blue-wind.svg

blue-wind.svg

275 ms

blue-gust.svg

blue-gust.svg

274 ms

blue-pressure.svg

blue-pressure.svg

267 ms

blue-storm.svg

blue-storm.svg

260 ms

blue-humidity.svg

blue-humidity.svg

293 ms

blue-wave.svg

blue-wave.svg

293 ms

blue-snow.svg

blue-snow.svg

673 ms

blue-air.svg

blue-air.svg

285 ms

misc-play.svg

misc-play.svg

279 ms

misc-prev.svg

misc-prev.svg

271 ms

misc-next.svg

misc-next.svg

611 ms

misc-arrow-down-blue.svg

misc-arrow-down-blue.svg

611 ms

misc-info.svg

misc-info.svg

273 ms

misc-zoom-plus.svg

misc-zoom-plus.svg

620 ms

misc-zoom-minus.svg

misc-zoom-minus.svg

597 ms

white-camera.svg

white-camera.svg

597 ms

white-fronts.svg

white-fronts.svg

598 ms

misc-close-white.svg

misc-close-white.svg

597 ms

0.png

0.png

598 ms

0.png

0.png

598 ms

1.png

1.png

616 ms

1.png

1.png

619 ms

2.png

2.png

615 ms

2.png

2.png

551 ms

0.png

0.png

554 ms

0.png

0.png

552 ms

1.png

1.png

550 ms

1.png

1.png

555 ms

2.png

2.png

562 ms

2.png

2.png

550 ms

0.png

0.png

549 ms

0.png

0.png

519 ms

1.png

1.png

507 ms

1.png

1.png

473 ms

2.png

2.png

405 ms

2.png

2.png

405 ms

0.png

0.png

405 ms

0.png

0.png

405 ms

1.png

1.png

405 ms

1.png

1.png

404 ms

2.png

2.png

378 ms

2.png

2.png

378 ms

grab.cur

grab.cur

377 ms

11.png

11.png

376 ms

11.png

11.png

376 ms

hrrr_vitr_u_10_m_20240827_02.jpg

hrrr_vitr_u_10_m_20240827_02.jpg

337 ms

hrrr_vitr_v_10_m_20240827_02.jpg

hrrr_vitr_v_10_m_20240827_02.jpg

108 ms

icon_eu_teplota_2_m_20240827_02.jpg

icon_eu_teplota_2_m_20240827_02.jpg

111 ms

12.png

12.png

107 ms

12.png

12.png

107 ms

13.png

13.png

105 ms

13.png

13.png

104 ms

11.png

11.png

104 ms

11.png

11.png

206 ms

12.png

12.png

206 ms

12.png

12.png

204 ms

13.png

13.png

194 ms

13.png

13.png

189 ms

11.png

11.png

191 ms

11.png

11.png

186 ms

12.png

12.png

188 ms

12.png

12.png

187 ms

13.png

13.png

188 ms

13.png

13.png

187 ms

11.png

11.png

189 ms

11.png

11.png

187 ms

12.png

12.png

188 ms

12.png

12.png

186 ms

13.png

13.png

186 ms

13.png

13.png

187 ms

icon_teplota_2_m_1_0_20240827_02.jpg

icon_teplota_2_m_1_0_20240827_02.jpg

97 ms

Accessibility Review

ventusky.com accessibility score

72

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

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

ventusky.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

ventusky.com SEO score

92

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

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 Ventusky.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 Ventusky.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

ventusky.com

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