Tools & Wizards About Us
dutchops.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

dutchops.com

DutchOps.com - Quality aviation photography & technical aircraft database...

Page Load Speed

4.2 sec in total

First Response

371 ms

Resources Loaded

3.2 sec

Page Rendered

648 ms

dutchops.com screenshot

About Website

Welcome to dutchops.com homepage info - get ready to check Dutch Ops best content right away, or after learning these important things about dutchops.com

Quality aviation photography along with technical aircraft information and news. Pilots, technicians and all other interested are here at the right place

Visit dutchops.com

Key Findings

We analyzed Dutchops.com page load time and found that the first response time was 371 ms and then it took 3.8 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

dutchops.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

95/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value7.8 s

23/100

10%

TBT (Total Blocking Time)

Value11,230 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

Network Requests Diagram

dutchops.com

371 ms

dutchops.css

102 ms

show_ads.js

27 ms

Main_Banner.htm

159 ms

navigation.html

287 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 55% of them (35 requests) were addressed to the original Dutchops.com, 9% (6 requests) were made to Pagead2.googlesyndication.com and 8% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Dutchops.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 89.7 kB (5%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dutchops.com 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. 55% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 26.9 kB

  • Original 33.2 kB
  • After minification 27.7 kB
  • After compression 6.3 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. This page needs HTML code to be minified as it can gain 5.5 kB, which is 16% 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 26.9 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 58.0 kB

  • Original 1.8 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. Dutch Ops images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.0 kB

  • Original 106.0 kB
  • After minification 105.9 kB
  • After compression 104.0 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

-55%

Potential reduce by 2.9 kB

  • Original 5.3 kB
  • After minification 5.3 kB
  • After compression 2.4 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. Dutchops.com needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (33%)

Requests Now

58

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dutch Ops. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dutchops.com

dutchops.com

371 ms

dutchops.css

dutchops.css

102 ms

show_ads.js

show_ads.js

27 ms

Main_Banner.htm

Main_Banner.htm

159 ms

navigation.html

navigation.html

287 ms

show_ads_impl.js

show_ads_impl.js

227 ms

Back_Ground.jpg

Back_Ground.jpg

162 ms

Latest_Shots_Added.jpg

Latest_Shots_Added.jpg

162 ms

ANA_JA895701.jpg

ANA_JA895701.jpg

2449 ms

ANA_JA752A01.jpg

ANA_JA752A01.jpg

762 ms

Russia_0401.jpg

Russia_0401.jpg

762 ms

Untitled_ZSOOS01.jpg

Untitled_ZSOOS01.jpg

2397 ms

Metallic.png

Metallic.png

295 ms

Our_Best_Shots2.jpg

Our_Best_Shots2.jpg

425 ms

Latest1.jpg

Latest1.jpg

405 ms

Special1.jpg

Special1.jpg

425 ms

Night1.jpg

Night1.jpg

501 ms

Flight1.jpg

Flight1.jpg

502 ms

Freighters1.jpg

Freighters1.jpg

614 ms

Fighters1.jpg

Fighters1.jpg

613 ms

Next.jpg

Next.jpg

694 ms

imp

imp

30 ms

ga.js

ga.js

26 ms

New_Banner2.png

New_Banner2.png

910 ms

Page_footer.htm

Page_footer.htm

757 ms

__utm.gif

__utm.gif

170 ms

Home.png

Home.png

734 ms

Photos.png

Photos.png

732 ms

AC_Data.png

AC_Data.png

782 ms

Plane.png

Plane.png

841 ms

Links.png

Links.png

840 ms

Copyrights.png

Copyrights.png

1082 ms

Contact.png

Contact.png

1067 ms

cookie.js

cookie.js

115 ms

integrator.js

integrator.js

147 ms

ads

ads

459 ms

ads

ads

45 ms

stat.aspx

stat.aspx

1335 ms

gen_204

gen_204

29 ms

pixel

pixel

121 ms

ad

ad

71 ms

window_focus.js

window_focus.js

385 ms

qs_click_protection.js

qs_click_protection.js

581 ms

rx_lidar.js

rx_lidar.js

579 ms

pixel

pixel

1348 ms

12670251109058557339

12670251109058557339

1332 ms

abg_lite.js

abg_lite.js

260 ms

omrhp.js

omrhp.js

482 ms

UFYwWwmt.js

UFYwWwmt.js

465 ms

icon.png

icon.png

269 ms

Home_over.jpg

Home_over.jpg

900 ms

Photos_over.jpg

Photos_over.jpg

907 ms

ACData_over.jpg

ACData_over.jpg

899 ms

Plane_tech_over.jpg

Plane_tech_over.jpg

899 ms

Links_over.jpg

Links_over.jpg

1111 ms

Copyright_over.jpg

Copyright_over.jpg

1117 ms

Contact_over.jpg

Contact_over.jpg

1118 ms

Enqz_20U.html

Enqz_20U.html

136 ms

rum

rum

147 ms

pixel

pixel

83 ms

bounce

bounce

42 ms

rum

rum

31 ms

pixel

pixel

23 ms

gnLtmcL-mn53pq-EJRMXOCFACjpZd0iqiIv80oTeKas.js

gnLtmcL-mn53pq-EJRMXOCFACjpZd0iqiIv80oTeKas.js

92 ms

Accessibility Review

dutchops.com accessibility score

58

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

dutchops.com best practices score

50

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dutchops.com SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

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

dutchops.com

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