3.4 sec in total
452 ms
2.5 sec
498 ms
Visit astronomy.ru now to see the best up-to-date Astronomy content for Russia and also check out these interesting facts you probably never knew about astronomy.ru
Астрофорум – астрономический портал
Visit astronomy.ruWe analyzed Astronomy.ru page load time and found that the first response time was 452 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
astronomy.ru performance score
name
value
score
weighting
Value1.9 s
88/100
10%
Value2.2 s
95/100
25%
Value5.4 s
56/100
10%
Value210 ms
89/100
30%
Value0.274
44/100
15%
Value3.5 s
92/100
10%
452 ms
489 ms
154 ms
554 ms
285 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 92% of them (36 requests) were addressed to the original Astronomy.ru, 3% (1 request) were made to Spaceobs.org and 3% (1 request) were made to Bs.yandex.ru. The less responsive or slowest element that took the longest time to load (987 ms) belongs to the original domain Astronomy.ru.
Page size can be reduced by 235.5 kB (30%)
789.1 kB
553.6 kB
In fact, the total size of Astronomy.ru main page is 789.1 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. 15% of websites need less resources to load. Images take 590.6 kB which makes up the majority of the site volume.
Potential reduce by 50.6 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 50.6 kB or 81% of the original size.
Potential reduce by 74.5 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. Obviously, Astronomy needs image optimization as it can save up to 74.5 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 53.7 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 53.7 kB or 78% of the original size.
Potential reduce by 56.7 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. Astronomy.ru needs all CSS files to be minified and compressed as it can save up to 56.7 kB or 84% of the original size.
Number of requests can be reduced by 11 (31%)
35
24
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astronomy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
astronomy.ru
452 ms
www.astronomy.ru
489 ms
index.css
154 ms
script.js
554 ms
theme.js
285 ms
portal.css
285 ms
portal.js
286 ms
sha1.js
286 ms
SearchFocus.js
307 ms
I004659_3.png
863 ms
3_1_FFFFFFFF_EFEFEFFF_0_pageviews
238 ms
backdrop.png
133 ms
logo.png
262 ms
upshrink.png
131 ms
astronom.png
133 ms
xx.gif
134 ms
avatar_48.png
135 ms
avatar_15357_1451217144.jpeg
260 ms
avatar_16422.jpg
265 ms
thumbup.gif
265 ms
avatar_10024_1443879731.png
270 ms
avatar_967_1439889852.jpeg
265 ms
clip.gif
397 ms
avatar_20483_1307138501.jpeg
397 ms
avatar_3622.jpg
531 ms
index.php
501 ms
index.php
500 ms
index.php
505 ms
index.php
612 ms
index.php
610 ms
index.php
740 ms
banner_astronom.jpg
987 ms
banner_film.jpg
856 ms
main_block.png
861 ms
submit_bg.png
729 ms
upshrink2.png
780 ms
menu_gfx.png
862 ms
frame_repeat.png
860 ms
watch.js
1 ms
astronomy.ru accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
astronomy.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
astronomy.ru SEO score
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
RU
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astronomy.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Astronomy.ru main page’s claimed encoding is windows-1251. 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.
astronomy.ru
Open Graph data is detected on the main page of Astronomy. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: