Tools & Wizards About Us
dersbak.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

dersbak.com

Dersbak.com - Ders Kaynak, Ödevler, Sınavlar, Testler, Projeler, Araştırmalar, Soru Cevap, Lise, Meslek, Kitap Cevapları

Page Load Speed

2.6 sec in total

First Response

382 ms

Resources Loaded

2.1 sec

Page Rendered

144 ms

dersbak.com screenshot

About Website

Visit dersbak.com now to see the best up-to-date Dersbak content for Turkey and also check out these interesting facts you probably never knew about dersbak.com

Dersbak.com - Ders Kaynak, Ödevler, Sınavlar, Testler, Projeler, Araştırmalar, Soru Cevap, Lise, Meslek, Kitap Cevapları indir.

Visit dersbak.com

Key Findings

We analyzed Dersbak.com page load time and found that the first response time was 382 ms and then it took 2.2 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

dersbak.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value1,040 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.39

26/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

dersbak.com

382 ms

www.dersbak.com

586 ms

global_1.css

382 ms

iehacks.css

280 ms

global.js

410 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 81% of them (30 requests) were addressed to the original Dersbak.com, 5% (2 requests) were made to Pagead2.googlesyndication.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (723 ms) belongs to the original domain Dersbak.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.7 kB (46%)

Content Size

317.9 kB

After Optimization

170.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dersbak.com main page is 317.9 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. 25% of websites need less resources to load. Images take 131.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 33.4 kB

  • Original 40.8 kB
  • After minification 39.0 kB
  • After compression 7.3 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. 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 33.4 kB or 82% of the original size.

Image Optimization

-49%

Potential reduce by 64.4 kB

  • Original 131.2 kB
  • After minification 66.8 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, Dersbak needs image optimization as it can save up to 64.4 kB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-19%

Potential reduce by 21.0 kB

  • Original 111.9 kB
  • After minification 106.5 kB
  • After compression 90.9 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 21.0 kB or 19% of the original size.

CSS Optimization

-85%

Potential reduce by 28.9 kB

  • Original 34.1 kB
  • After minification 28.0 kB
  • After compression 5.2 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. Dersbak.com needs all CSS files to be minified and compressed as it can save up to 28.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (34%)

Requests Now

35

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dersbak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dersbak.com

dersbak.com

382 ms

www.dersbak.com

www.dersbak.com

586 ms

global_1.css

global_1.css

382 ms

iehacks.css

iehacks.css

280 ms

global.js

global.js

410 ms

g.js

g.js

293 ms

quicktags.js

quicktags.js

307 ms

adsbygoogle.js

adsbygoogle.js

33 ms

page_bg.png

page_bg.png

196 ms

odev.png

odev.png

196 ms

header_left.gif

header_left.gif

201 ms

i_03.png

i_03.png

195 ms

i_04.png

i_04.png

201 ms

i_05.png

i_05.png

194 ms

i_06.png

i_06.png

363 ms

searchbar.png

searchbar.png

314 ms

searchgo.gif

searchgo.gif

343 ms

main_rightbg.gif

main_rightbg.gif

354 ms

box_t_green.jpg

box_t_green.jpg

354 ms

dash_horiz.gif

dash_horiz.gif

353 ms

a_menulink_bg.gif

a_menulink_bg.gif

451 ms

box_t_blue.gif

box_t_blue.gif

487 ms

rss_top.gif

rss_top.gif

472 ms

but_comment_vote_off.gif

but_comment_vote_off.gif

511 ms

but_dead_on.gif

but_dead_on.gif

511 ms

bos.jpg

bos.jpg

505 ms

ehliyet27.jpg

ehliyet27.jpg

723 ms

mebmtsk.jpg

mebmtsk.jpg

607 ms

zrt_lookup.html

zrt_lookup.html

59 ms

show_ads_impl_fy2021.js

show_ads_impl_fy2021.js

150 ms

bg_gradient3.gif

bg_gradient3.gif

483 ms

footer.gif

footer.gif

628 ms

footer-bg.png

footer-bg.png

652 ms

analytics.js

analytics.js

18 ms

collect

collect

60 ms

collect

collect

37 ms

ga-audiences

ga-audiences

69 ms

Accessibility Review

dersbak.com accessibility score

72

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

dersbak.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

dersbak.com SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    TR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dersbak.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Turkish. Our system also found out that Dersbak.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

dersbak.com

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