6.1 sec in total
1.1 sec
4.6 sec
322 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 1.1 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
astronomy.ru performance score
name
value
score
weighting
Value1.5 s
96/100
10%
Value2.1 s
96/100
25%
Value4.2 s
77/100
10%
Value240 ms
85/100
30%
Value0.062
97/100
15%
Value3.5 s
92/100
10%
1144 ms
1242 ms
127 ms
250 ms
375 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 91% of them (41 requests) were addressed to the original Astronomy.ru, 4% (2 requests) were made to Mc.yandex.com and 2% (1 request) were made to Informer.yandex.ru. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Astronomy.ru.
Page size can be reduced by 85.5 kB (11%)
781.5 kB
696.1 kB
In fact, the total size of Astronomy.ru main page is 781.5 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. Images take 614.5 kB which makes up the majority of the site volume.
Potential reduce by 52.5 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 52.5 kB or 80% of the original size.
Potential reduce by 28.3 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. Astronomy images are well optimized though.
Potential reduce by 0 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 4.7 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 4.7 kB or 29% of the original size.
Number of requests can be reduced by 15 (35%)
43
28
The browser has sent 43 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 7 to 1 for JavaScripts and as a result speed up the page load time.
astronomy.ru
1144 ms
astronomy.ru
1242 ms
index.css
127 ms
webkit.css
250 ms
script.js
375 ms
theme.js
378 ms
portal.css
380 ms
portal.js
382 ms
ads.js
405 ms
sha1.js
418 ms
SearchFocus.js
496 ms
3_1_FFFFFFFF_EFEFEFFF_0_pageviews
647 ms
backdrop.png
126 ms
2019_04_07_telescopy_zdes.jpg
250 ms
main_block.png
270 ms
logo.png
254 ms
upshrink.png
151 ms
astronom.png
213 ms
clip.gif
252 ms
avatar_11312.gif
289 ms
avatar_16422.jpg
335 ms
exclamation.gif
375 ms
avatar_2056.png
377 ms
avatar_48_1519072140.jpeg
380 ms
xx.gif
405 ms
avatar_55559_1465895513.jpeg
427 ms
avatar_114.jpg
456 ms
3803142abb4d.png
1372 ms
avatar_69134_1546516655.jpeg
502 ms
avatar_967_1487437048.jpeg
506 ms
index.php
575 ms
index.php
601 ms
index.php
600 ms
index.php
650 ms
index.php
664 ms
index.php
731 ms
banner_astronom.jpg
844 ms
banner_film.jpg
879 ms
submit_bg.png
765 ms
upshrink2.png
697 ms
menu_gfx.png
773 ms
frame_repeat.png
807 ms
tag.js
807 ms
advert.gif
720 ms
sync_cookie_image_decide
175 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
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
UTF-8
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 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.
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: