6.8 sec in total
167 ms
4.9 sec
1.7 sec
Welcome to sunspotwatch.com homepage info - get ready to check Sunspot Watch best content for United States right away, or after learning these important things about sunspotwatch.com
High frequency and VHF radio propagation data, sunspot activity, solar and geomagnetic real-time and historic data, as well as forecasts. A comprehensive propagation resource compiled by Tomas Hood, e...
Visit sunspotwatch.comWe analyzed Sunspotwatch.com page load time and found that the first response time was 167 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
sunspotwatch.com performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value7.1 s
5/100
25%
Value11.3 s
5/100
10%
Value660 ms
45/100
30%
Value0.276
44/100
15%
Value42.8 s
0/100
10%
167 ms
40 ms
48 ms
36 ms
155 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 25% of them (26 requests) were addressed to the original Sunspotwatch.com, 12% (13 requests) were made to Services.swpc.noaa.gov and 8% (8 requests) were made to Hfradio.org. The less responsive or slowest element that took the longest time to load (4.7 sec) belongs to the original domain Sunspotwatch.com.
Page size can be reduced by 737.0 kB (8%)
9.8 MB
9.1 MB
In fact, the total size of Sunspotwatch.com main page is 9.8 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. 55% of websites need less resources to load. Images take 9.6 MB which makes up the majority of the site volume.
Potential reduce by 71.8 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 71.8 kB or 78% of the original size.
Potential reduce by 662.5 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. Sunspot Watch images are well optimized though.
Potential reduce by 618 B
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.
Potential reduce by 2.0 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. Sunspotwatch.com needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 72% of the original size.
Number of requests can be reduced by 19 (23%)
83
64
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunspot Watch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
sunspotwatch.com
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embed.min.js
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standard_hfradio.css
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ga.js
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all.js
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btn_donate_SM.gif
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like.php
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plusone.js
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tweet_button.html
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sunspotwatch.com
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sunspotwatch.com accessibility score
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
<object> elements do not have alternate text
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
<html> element does not have a [lang] attribute
sunspotwatch.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
sunspotwatch.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
Document uses plugins
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sunspotwatch.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 Sunspotwatch.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.
sunspotwatch.com
Open Graph description is not detected on the main page of Sunspot Watch. 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: