Tools & Wizards About Us
dolang.it screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

dolang.it

www.dolang-geophysical.com

Page Load Speed

5.5 sec in total

First Response

594 ms

Resources Loaded

4.4 sec

Page Rendered

456 ms

dolang.it screenshot

About Website

Welcome to dolang.it homepage info - get ready to check Dolang best content right away, or after learning these important things about dolang.it

seismographs FOR CIVIL ENGINEERING MINING

Visit dolang.it

Key Findings

We analyzed Dolang.it page load time and found that the first response time was 594 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dolang.it performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value1,420 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.551

13/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

www.dolang-geophysical.com

594 ms

photogallery.css

115 ms

swfobject.js

209 ms

mootools-core.js

472 ms

jquery.js

461 ms

Our browser made a total of 127 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dolang.it, 35% (45 requests) were made to Static.xx.fbcdn.net and 5% (6 requests) were made to Cdn.iubenda.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Dolang-geophysical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 325.0 kB (12%)

Content Size

2.8 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dolang.it main page is 2.8 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. 75% 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 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.6 kB

  • Original 57.7 kB
  • After minification 52.5 kB
  • After compression 13.1 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 44.6 kB or 77% of the original size.

Image Optimization

-10%

Potential reduce by 267.1 kB

  • Original 2.6 MB
  • After minification 2.3 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. Dolang images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 10.1 kB

  • Original 134.9 kB
  • After minification 134.9 kB
  • After compression 124.8 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

-24%

Potential reduce by 3.3 kB

  • Original 13.7 kB
  • After minification 13.6 kB
  • After compression 10.5 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. Dolang.it needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 81 (66%)

Requests Now

123

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dolang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.dolang-geophysical.com

www.dolang-geophysical.com

594 ms

photogallery.css

photogallery.css

115 ms

swfobject.js

swfobject.js

209 ms

mootools-core.js

mootools-core.js

472 ms

jquery.js

jquery.js

461 ms

highslide.css

highslide.css

237 ms

online_slideshow.css

online_slideshow.css

230 ms

highslide-full.packed.js

highslide-full.packed.js

345 ms

online_slideshow.js

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311 ms

contact_slideshow.js

contact_slideshow.js

344 ms

framework_old_tmpl.css

framework_old_tmpl.css

351 ms

framework_global.css

framework_global.css

415 ms

style.css

style.css

509 ms

cookie_law.css

cookie_law.css

459 ms

page.js

page.js

35 ms

cart.js

cart.js

313 ms

dispatcher

dispatcher

510 ms

page.js

page.js

37 ms

css

css

23 ms

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1024_2.css

122 ms

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115 ms

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it.gif

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317 ms

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345 ms

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1492 ms

empty.html

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11 ms

sdk.js

sdk.js

18 ms

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1465 ms

likebox.php

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364 ms

sdk.js

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11 ms

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1555 ms

analytics.js

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29 ms

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collect

27 ms

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collect

35 ms

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60 ms

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66 ms

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Accessibility Review

dolang.it accessibility score

54

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

Document doesn't have a <title> element

High

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

High

Links do not have a discernible name

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

dolang.it best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dolang.it SEO score

86

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

Document doesn't have a <title> element

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

    IT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dolang.it can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Italian language. Our system also found out that Dolang.it 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

dolang.it

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