1.7 sec in total
291 ms
1.2 sec
165 ms
Visit skymaponline.net now to see the best up-to-date Sky Map Online content for Iran and also check out these interesting facts you probably never knew about skymaponline.net
Sky Map Online web app provides free, printable & interactive sky charts for any location, time and viewpoint. It shows the night sky stars up to magnitude 12, planets and DSO.
Visit skymaponline.netWe analyzed Skymaponline.net page load time and found that the first response time was 291 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
skymaponline.net performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value4.5 s
38/100
25%
Value3.0 s
94/100
10%
Value100 ms
98/100
30%
Value0.553
13/100
15%
Value3.9 s
89/100
10%
291 ms
4 ms
136 ms
224 ms
166 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 86% of them (32 requests) were addressed to the original Skymaponline.net, 5% (2 requests) were made to Google-analytics.com and 5% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (376 ms) belongs to the original domain Skymaponline.net.
Page size can be reduced by 505.9 kB (74%)
686.0 kB
180.0 kB
In fact, the total size of Skymaponline.net main page is 686.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 532.8 kB which makes up the majority of the site volume.
Potential reduce by 22.4 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 22.4 kB or 65% of the original size.
Potential reduce by 27.8 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, Sky Map Online needs image optimization as it can save up to 27.8 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 452.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 452.0 kB or 85% of the original size.
Potential reduce by 3.7 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. Skymaponline.net needs all CSS files to be minified and compressed as it can save up to 3.7 kB or 76% of the original size.
Number of requests can be reduced by 16 (44%)
36
20
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sky Map Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
skymaponline.net
291 ms
ga.js
4 ms
Slider.js
136 ms
map.js
224 ms
layout.css
166 ms
style2.css
199 ms
__utm.gif
11 ms
WebResource.axd
237 ms
ScriptResource.axd
207 ms
ScriptResource.axd
149 ms
ScriptResource.axd
376 ms
ScriptResource.axd
276 ms
WebResource.axd
220 ms
WebResource.axd
74 ms
blackInit.png
117 ms
center.gif
77 ms
zoom.png
195 ms
navigation.png
160 ms
smallnav.png
94 ms
north.png
96 ms
like.php
62 ms
footer.gif
109 ms
Iv-bqISgsE7.js
109 ms
lH1ibRl5GKq.png
120 ms
black.png
77 ms
Handler1.ashx
206 ms
Handler1.ashx
158 ms
Handler1.ashx
167 ms
Handler1.ashx
237 ms
Handler1.ashx
153 ms
Handler1.ashx
196 ms
Handler1.ashx
241 ms
Handler1.ashx
247 ms
Handler1.ashx
256 ms
Handler1.ashx
296 ms
Handler1.ashx
294 ms
Handler1.ashx
335 ms
skymaponline.net 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
Buttons do not have an accessible name
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
skymaponline.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
skymaponline.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Skymaponline.net 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 Skymaponline.net 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.
skymaponline.net
Open Graph description is not detected on the main page of Sky Map Online. 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: