Tools & Wizards About Us
dioptra.gr screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

dioptra.gr

Εκδόσεις Διόπτρα - Βιβλία με θέα τη ζωή - Dioptra.gr

Page Load Speed

8.7 sec in total

First Response

314 ms

Resources Loaded

7.7 sec

Page Rendered

619 ms

dioptra.gr screenshot

About Website

Welcome to dioptra.gr homepage info - get ready to check Dioptra best content for Greece right away, or after learning these important things about dioptra.gr

45 Χρόνια με τα καλύτερα βιβλία! Εκδόσεις Διόπτρα με best sellers στις κατηγορίες Ελληνική και Ξένη Λογοτεχνία, Αστυνομικά, Ψυχολογία-Προσωπική Ανάπτυ ...

Visit dioptra.gr

Key Findings

We analyzed Dioptra.gr page load time and found that the first response time was 314 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

dioptra.gr performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value12.1 s

4/100

10%

TBT (Total Blocking Time)

Value1,750 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.451

20/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

dioptra.gr

314 ms

www.dioptra.gr

4047 ms

uc.js

68 ms

js

82 ms

analytics.js

36 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 76% of them (112 requests) were addressed to the original Dioptra.gr, 15% (22 requests) were made to Static.xx.fbcdn.net and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Dioptra.gr.

Page Optimization Overview & Recommendations

Page size can be reduced by 796.9 kB (15%)

Content Size

5.3 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dioptra.gr main page is 5.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 271.3 kB

  • Original 318.4 kB
  • After minification 304.3 kB
  • After compression 47.1 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. 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 271.3 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 370.0 kB

  • Original 4.5 MB
  • After minification 4.1 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. Dioptra images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 129.2 kB

  • Original 421.5 kB
  • After minification 421.5 kB
  • After compression 292.3 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 129.2 kB or 31% of the original size.

CSS Optimization

-28%

Potential reduce by 26.4 kB

  • Original 93.7 kB
  • After minification 93.7 kB
  • After compression 67.3 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. Dioptra.gr needs all CSS files to be minified and compressed as it can save up to 26.4 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (33%)

Requests Now

144

After Optimization

96

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 144 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dioptra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dioptra.gr

dioptra.gr

314 ms

www.dioptra.gr

www.dioptra.gr

4047 ms

uc.js

uc.js

68 ms

js

js

82 ms

analytics.js

analytics.js

36 ms

Index_Header.js

Index_Header.js

231 ms

Index_Header.css

Index_Header.css

450 ms

Index_StartOfBody.js

Index_StartOfBody.js

584 ms

index.php

index.php

617 ms

index.php

index.php

604 ms

index.php

index.php

1550 ms

Index_EndOfBody.js

Index_EndOfBody.js

475 ms

conversion.js

conversion.js

196 ms

collect

collect

15 ms

collect

collect

147 ms

sdk.js

sdk.js

17 ms

hqdefault.jpg

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44 ms

logo.png

logo.png

136 ms

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134 ms

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236 ms

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991 ms

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999 ms

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1256 ms

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sdk.js

5 ms

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1130 ms

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1120 ms

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1154 ms

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1045 ms

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1040 ms

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1040 ms

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1107 ms

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1011 ms

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1380 ms

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1392 ms

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1117 ms

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825 ms

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1072 ms

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922 ms

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1154 ms

e-bannerespa.jpg

e-bannerespa.jpg

904 ms

footer_logo.png

footer_logo.png

915 ms

eled-logo-black1.png

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921 ms

payment_logos.png

payment_logos.png

912 ms

fb.png

fb.png

920 ms

instagram.png

instagram.png

920 ms

twitter.png

twitter.png

954 ms

youtube.png

youtube.png

956 ms

soundcloud.png

soundcloud.png

927 ms

index.php

index.php

1151 ms

insight.min.js

insight.min.js

161 ms

tiktok.png

tiktok.png

902 ms

user_icon.png

user_icon.png

813 ms

orderstatus_icon.png

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819 ms

help_icon.png

help_icon.png

826 ms

shipping_block_icon.png

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833 ms

search_icon.png

search_icon.png

889 ms

cart_icon.png

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930 ms

best_sellers_bg.jpg

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942 ms

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921 ms

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821 ms

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888 ms

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918 ms

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940 ms

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942 ms

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932 ms

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156 ms

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307 ms

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928 ms

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881 ms

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1051 ms

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1018 ms

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962 ms

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31 ms

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29 ms

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929 ms

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56 ms

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Accessibility Review

dioptra.gr accessibility score

92

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

dioptra.gr best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dioptra.gr 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

    EL

  • Language Claimed

    EL

  • Encoding

    UTF-8

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

dioptra.gr

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