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defter.us screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 49

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

defter.us

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Page Load Speed

896 ms in total

First Response

182 ms

Resources Loaded

552 ms

Page Rendered

162 ms

defter.us screenshot

About Website

Welcome to defter.us homepage info - get ready to check Defter best content for Turkey right away, or after learning these important things about defter.us

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Key Findings

We analyzed Defter.us page load time and found that the first response time was 182 ms and then it took 714 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

defter.us performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

defter.us

182 ms

notebook.css

84 ms

show_ads.js

22 ms

logo.gif

285 ms

zrt_lookup.html

64 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 64% of them (7 requests) were addressed to the original Defter.us, 27% (3 requests) were made to Pagead2.googlesyndication.com and 9% (1 request) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (285 ms) belongs to the original domain Defter.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.8 kB (26%)

Content Size

33.3 kB

After Optimization

24.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Defter.us main page is 33.3 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. 15% of websites need less resources to load. Javascripts take 14.5 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 7.6 kB

  • Original 10.7 kB
  • After minification 9.4 kB
  • After compression 3.1 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 1.2 kB, which is 12% 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 7.6 kB or 71% of the original size.

Image Optimization

-4%

Potential reduce by 308 B

  • Original 6.9 kB
  • After minification 6.6 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. Defter images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 109 B

  • Original 14.5 kB
  • After minification 14.4 kB
  • After compression 14.4 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

-63%

Potential reduce by 786 B

  • Original 1.2 kB
  • After minification 1.1 kB
  • After compression 454 B

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. Defter.us needs all CSS files to be minified and compressed as it can save up to 786 B or 63% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

10

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Defter. According to our analytics all requests are already optimized.

Network Requests Diagram

defter.us

defter.us

182 ms

notebook.css

notebook.css

84 ms

show_ads.js

show_ads.js

22 ms

logo.gif

logo.gif

285 ms

zrt_lookup.html

zrt_lookup.html

64 ms

show_ads_impl.js

show_ads_impl.js

70 ms

back.gif

back.gif

115 ms

p.gif

p.gif

162 ms

iback.jpg

iback.jpg

172 ms

gkod.php

gkod.php

173 ms

osd.js

osd.js

50 ms

Accessibility Review

defter.us accessibility score

49

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.

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

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

defter.us best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

defter.us SEO score

46

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

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    TR

  • Language Claimed

    TR

  • Encoding

    WINDOWS-1254

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Defter.us can be misinterpreted by Google and other search engines. Our service has detected that Turkish is used on the page, and it matches the claimed language. Our system also found out that Defter.us main page’s claimed encoding is windows-1254. 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

defter.us

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