Tools & Wizards About Us
slideplayer.info screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

slideplayer.info

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Page Load Speed

4.5 sec in total

First Response

475 ms

Resources Loaded

3.4 sec

Page Rendered

684 ms

slideplayer.info screenshot

About Website

Visit slideplayer.info now to see the best up-to-date Slideplayer content for Indonesia and also check out these interesting facts you probably never knew about slideplayer.info

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Visit slideplayer.info

Key Findings

We analyzed Slideplayer.info page load time and found that the first response time was 475 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

slideplayer.info performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value1,810 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.112

86/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

slideplayer.info

475 ms

css

26 ms

total.css

203 ms

adsbygoogle.js

58 ms

426 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 40% of them (43 requests) were addressed to the original Slideplayer.info, 49% (53 requests) were made to Player.slideplayer.info and 4% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Player.slideplayer.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 115.6 kB (6%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Slideplayer.info main page is 1.9 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 52.2 kB

  • Original 63.3 kB
  • After minification 47.9 kB
  • After compression 11.0 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 15.3 kB, which is 24% 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 52.2 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 48.8 kB

  • Original 1.7 MB
  • After minification 1.7 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. Slideplayer images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 201 B

  • Original 98.0 kB
  • After minification 98.0 kB
  • After compression 97.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-36%

Potential reduce by 14.3 kB

  • Original 40.1 kB
  • After minification 40.1 kB
  • After compression 25.7 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. Slideplayer.info needs all CSS files to be minified and compressed as it can save up to 14.3 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (7%)

Requests Now

99

After Optimization

92

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slideplayer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

slideplayer.info

slideplayer.info

475 ms

css

css

26 ms

total.css

total.css

203 ms

adsbygoogle.js

adsbygoogle.js

58 ms

426 ms

logo_slideplayer.png

logo_slideplayer.png

103 ms

bg_theme_01.jpg

bg_theme_01.jpg

195 ms

pic_theme_2.png

pic_theme_2.png

488 ms

bg_theme_3.jpg

bg_theme_3.jpg

200 ms

pic_theme_3.png

pic_theme_3.png

392 ms

bg_theme_4.jpg

bg_theme_4.jpg

487 ms

pic_theme_4.png

pic_theme_4.png

294 ms

bg_theme_5.jpg

bg_theme_5.jpg

292 ms

pic_theme_5.png

pic_theme_5.png

492 ms

bg_theme_7.jpg

bg_theme_7.jpg

488 ms

big_thumb.jpg

big_thumb.jpg

443 ms

big_thumb.jpg

big_thumb.jpg

540 ms

big_thumb.jpg

big_thumb.jpg

566 ms

big_thumb.jpg

big_thumb.jpg

609 ms

big_thumb.jpg

big_thumb.jpg

634 ms

big_thumb.jpg

big_thumb.jpg

611 ms

big_thumb.jpg

big_thumb.jpg

639 ms

big_thumb.jpg

big_thumb.jpg

663 ms

big_thumb.jpg

big_thumb.jpg

665 ms

big_thumb.jpg

big_thumb.jpg

707 ms

big_thumb.jpg

big_thumb.jpg

782 ms

big_thumb.jpg

big_thumb.jpg

781 ms

big_thumb.jpg

big_thumb.jpg

738 ms

big_thumb.jpg

big_thumb.jpg

810 ms

big_thumb.jpg

big_thumb.jpg

838 ms

big_thumb.jpg

big_thumb.jpg

855 ms

big_thumb.jpg

big_thumb.jpg

837 ms

big_thumb.jpg

big_thumb.jpg

880 ms

big_thumb.jpg

big_thumb.jpg

880 ms

big_thumb.jpg

big_thumb.jpg

966 ms

big_thumb.jpg

big_thumb.jpg

967 ms

big_thumb.jpg

big_thumb.jpg

968 ms

big_thumb.jpg

big_thumb.jpg

967 ms

big_thumb.jpg

big_thumb.jpg

1049 ms

big_thumb.jpg

big_thumb.jpg

1067 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

73 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4n.ttf

74 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

75 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf

75 ms

big_thumb.jpg

big_thumb.jpg

1023 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

951 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

876 ms

total_blue.js

total_blue.js

881 ms

big_thumb.jpg

big_thumb.jpg

823 ms

pixel.gif

pixel.gif

835 ms

player.js

player.js

586 ms

159 ms

img5.jpg

img5.jpg

154 ms

img0.jpg

img0.jpg

257 ms

img1.jpg

img1.jpg

255 ms

img2.jpg

img2.jpg

343 ms

img3.jpg

img3.jpg

257 ms

img4.jpg

img4.jpg

312 ms

img6.jpg

img6.jpg

393 ms

img7.png

img7.png

396 ms

img8.png

img8.png

395 ms

img9.png

img9.png

397 ms

img10.png

img10.png

460 ms

img11.jpg

img11.jpg

515 ms

img15.jpg

img15.jpg

541 ms

img12.png

img12.png

638 ms

img13.png

img13.png

665 ms

img14.gif

img14.gif

543 ms

img18.jpg

img18.jpg

614 ms

img16.png

img16.png

664 ms

img17.jpg

img17.jpg

713 ms

img23.jpg

img23.jpg

813 ms

img19.jpg

img19.jpg

755 ms

img20.jpg

img20.jpg

786 ms

img21.jpg

img21.jpg

812 ms

img22.jpg

img22.jpg

812 ms

img25.jpg

img25.jpg

861 ms

img24.jpg

img24.jpg

902 ms

img29.jpg

img29.jpg

933 ms

img28.png

img28.png

959 ms

img31.jpg

img31.jpg

1057 ms

img33.jpg

img33.jpg

985 ms

img32.png

img32.png

1009 ms

img34.png

img34.png

1075 ms

img35.jpg

img35.jpg

1081 ms

img36.jpg

img36.jpg

1107 ms

img37.jpg

img37.jpg

1131 ms

player_api

player_api

44 ms

analytics.js

analytics.js

9 ms

www-widgetapi.js

www-widgetapi.js

14 ms

collect

collect

34 ms

collect

collect

35 ms

fnt0.woff

fnt0.woff

1202 ms

fnt1.woff

fnt1.woff

1076 ms

js

js

51 ms

img38.jpg

img38.jpg

970 ms

img39.jpg

img39.jpg

975 ms

img40.jpg

img40.jpg

1000 ms

img41.jpg

img41.jpg

973 ms

img42.jpg

img42.jpg

1035 ms

img43.jpg

img43.jpg

1011 ms

img45.jpg

img45.jpg

1012 ms

img44.jpg

img44.jpg

1012 ms

img46.png

img46.png

1036 ms

img47.jpg

img47.jpg

1042 ms

img48.png

img48.png

1006 ms

img49.jpg

img49.jpg

1010 ms

fnt2.woff

fnt2.woff

248 ms

Accessibility Review

slideplayer.info accessibility score

62

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

slideplayer.info 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

slideplayer.info SEO score

83

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    ID

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Slideplayer.info can be misinterpreted by Google and other search engines. Our service has detected that 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 Slideplayer.info 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

slideplayer.info

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