Tools & Wizards About Us
dxatlas.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

dxatlas.com

DX Atlas: Amateur Radio software

Page Load Speed

655 ms in total

First Response

149 ms

Resources Loaded

263 ms

Page Rendered

243 ms

dxatlas.com screenshot

About Website

Visit dxatlas.com now to see the best up-to-date DX Atlas content for United States and also check out these interesting facts you probably never knew about dxatlas.com

High resolution World Map software for Amateur Radio. Geographic and Azimuthal projection, Ham prefix and QTH lookup, CQ and ITU Zones.

Visit dxatlas.com

Key Findings

We analyzed Dxatlas.com page load time and found that the first response time was 149 ms and then it took 506 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

dxatlas.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

dxatlas.com

149 ms

Style.css

44 ms

Globe.gif

54 ms

New!.gif

48 ms

GrittyIcon.png

49 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to Dxatlas.com and no external sources were called. The less responsive or slowest element that took the longest time to load (149 ms) belongs to the original domain Dxatlas.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.7 kB (76%)

Content Size

20.8 kB

After Optimization

5.1 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Dxatlas.com main page is 20.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 18.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 15.1 kB

  • Original 18.6 kB
  • After minification 17.0 kB
  • After compression 3.5 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 15.1 kB or 81% of the original size.

Image Optimization

-23%

Potential reduce by 406 B

  • Original 1.8 kB
  • After minification 1.4 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, DX Atlas needs image optimization as it can save up to 406 B or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-59%

Potential reduce by 184 B

  • Original 314 B
  • After minification 263 B
  • After compression 130 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. Dxatlas.com needs all CSS files to be minified and compressed as it can save up to 184 B or 59% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (64%)

Requests Now

33

After Optimization

12

  • Images
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DX Atlas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

dxatlas.com

dxatlas.com

149 ms

Style.css

Style.css

44 ms

Globe.gif

Globe.gif

54 ms

New!.gif

New!.gif

48 ms

GrittyIcon.png

GrittyIcon.png

49 ms

1.GIF

1.GIF

49 ms

RttySkimServerIcon.png

RttySkimServerIcon.png

50 ms

HamVnaIcon.png

HamVnaIcon.png

52 ms

DxAtlasIcon.gif

DxAtlasIcon.gif

41 ms

CwSkimmerIcon.gif

CwSkimmerIcon.gif

44 ms

SkimServerIcon.gif

SkimServerIcon.gif

46 ms

PileupRunnerIcon.gif

PileupRunnerIcon.gif

55 ms

BullReadIcon.gif

BullReadIcon.gif

58 ms

VShaperIcon.gif

VShaperIcon.gif

57 ms

IonoProbeIcon.gif

IonoProbeIcon.gif

58 ms

BandMasterIcon.gif

BandMasterIcon.gif

61 ms

FarosIcon.gif

FarosIcon.gif

64 ms

MRunnerIcon.gif

MRunnerIcon.gif

73 ms

HamCapIcon.gif

HamCapIcon.gif

75 ms

RockyIcon.gif

RockyIcon.gif

77 ms

MorseMidiIcon.gif

MorseMidiIcon.gif

77 ms

MEditIcon.gif

MEditIcon.gif

80 ms

Lib.gif

Lib.gif

60 ms

OmniRigIcon.gif

OmniRigIcon.gif

67 ms

Profiler.gif

Profiler.gif

69 ms

Script.gif

Script.gif

70 ms

D2010.gif

D2010.gif

71 ms

Screen.gif

Screen.gif

94 ms

BlueT.gif

BlueT.gif

76 ms

azim_s.gif

azim_s.gif

83 ms

EmailMe.gif

EmailMe.gif

85 ms

disk.gif

disk.gif

86 ms

Registration.gif

Registration.gif

86 ms

mailto.gif

mailto.gif

94 ms

Accessibility Review

dxatlas.com accessibility score

80

Accessibility Issues

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

Best Practices

dxatlas.com 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

SEO Factors

dxatlas.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 Dxatlas.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 Dxatlas.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

dxatlas.com

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