6.8 sec in total
474 ms
6 sec
267 ms
Click here to check amazing Astronoo content for India. Otherwise, check out these important facts you probably never knew about astronoo.com
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Visit astronoo.comWe analyzed Astronoo.com page load time and found that the first response time was 474 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
astronoo.com performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value8.3 s
2/100
25%
Value6.6 s
38/100
10%
Value740 ms
40/100
30%
Value0.417
23/100
15%
Value13.7 s
10/100
10%
474 ms
826 ms
515 ms
295 ms
287 ms
Our browser made a total of 113 requests to load all elements on the main page. We found that 63% of them (71 requests) were addressed to the original Astronoo.com, 9% (10 requests) were made to Google.com and 6% (7 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Astronoo.com.
Page size can be reduced by 448.8 kB (32%)
1.4 MB
962.8 kB
In fact, the total size of Astronoo.com main page is 1.4 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. 65% of websites need less resources to load. Images take 657.0 kB which makes up the majority of the site volume.
Potential reduce by 51.0 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 51.0 kB or 76% of the original size.
Potential reduce by 18.7 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. Astronoo images are well optimized though.
Potential reduce by 351.6 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 351.6 kB or 54% of the original size.
Potential reduce by 27.4 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. Astronoo.com needs all CSS files to be minified and compressed as it can save up to 27.4 kB or 81% of the original size.
Number of requests can be reduced by 36 (33%)
108
72
The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astronoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
astronoo.com
474 ms
www.astronoo.com
826 ms
index.html
515 ms
astronoo.css
295 ms
menu.css
287 ms
carrousel.css
231 ms
carrousel.js
398 ms
ajax.js
283 ms
adsbygoogle.js
7 ms
glossary.js
226 ms
plusone.js
399 ms
astronoo-logo-fr.gif
855 ms
particules125.png
854 ms
vie125.png
855 ms
terre125.png
872 ms
etoiles125.png
854 ms
galaxies125.png
870 ms
univers125.png
1062 ms
autres125.png
972 ms
rss.jpg
1060 ms
about.png
1060 ms
google+.jpg
1157 ms
ruban-de-mobius_accueil.jpg
1103 ms
fonction-d-onde-moleculaire_accueil.jpg
1368 ms
heliosphere_accueil.jpg
1584 ms
olympus-mons-merveille-du-monde_accueil.jpg
1453 ms
energie-du-vide-quantique-et-particules_accueil.jpg
1567 ms
seconde-intercalaire_accueil.jpg
1490 ms
inerte-et-vivant_accueil.jpg
1544 ms
structure-de-la-terre_accueil.jpg
1761 ms
effet-tunnel-atome_accueil.jpg
1848 ms
magnetisme_accueil.jpg
1890 ms
cathedrale-de-bourges_accueil.jpg
1942 ms
recombinaison_accueil.jpg
1986 ms
adaptive-optics-corrected-image_accueil.jpg
1961 ms
dorsale-medio-oceanique_accueil.jpg
2256 ms
solar-system-HL-Tauri_accueil.jpg
2130 ms
size-of-the-universe_accueil.jpg
2181 ms
courbe-pop-mondiale-estimee_80.jpg
2169 ms
amas-etoiles_1010.jpg
2242 ms
telescope-enfant_small.png
2275 ms
positions-des-planetes_small.jpg
2408 ms
positions-des-asteroides_small.jpg
2450 ms
glossaire-sms_small.jpg
2460 ms
ca-pub-7403875279341833.js
379 ms
zrt_lookup.html
377 ms
show_ads_impl.js
336 ms
cse.js
317 ms
drapeaux.jpg
2518 ms
ligne-rouge-bottom.gif
2514 ms
mail.jpg
2520 ms
cse.js
101 ms
ads
557 ms
osd.js
24 ms
cb=gapi.loaded_0
39 ms
cb=gapi.loaded_1
63 ms
fastbutton
411 ms
ads
468 ms
ga.js
47 ms
jsapi
380 ms
__utm.gif
333 ms
postmessageRelay
353 ms
cb=gapi.loaded_0
31 ms
cb=gapi.loaded_1
25 ms
puce.png
1870 ms
neptune-terre-comparaison_small.jpg
1912 ms
la-vague-d-apophis_150.jpg
1910 ms
default+en.css
9 ms
default.css
39 ms
default+en.I.js
50 ms
asteroide-troyen-terre_150.jpg
1930 ms
vie-sous-la-glace_150.jpg
2003 ms
voyage-du-photon_150.jpg
2002 ms
api.js
62 ms
core:rpc:shindig.random:shindig.sha1.js
123 ms
2536007149-postmessagerelay.js
119 ms
default.css
32 ms
m_js_controller.js
95 ms
abg.js
108 ms
async-ads.js
132 ms
google_custom_search_watermark.gif
65 ms
small-logo.png
55 ms
search_box_icon.png
55 ms
clear.png
1458 ms
nav_logo114.png
84 ms
zodiaque_150.jpg
1971 ms
rcg.xiti
206 ms
googlelogo_color_112x36dp.png
102 ms
nessie_icon_thin_arrow_big_white.png
41 ms
s
33 ms
x_button_blue2.png
21 ms
volcans-source-de-vie_150.jpg
1986 ms
sommes-nous-seuls_150.jpg
1987 ms
vitesse-de-la-lumiere_150.jpg
2010 ms
MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js
13 ms
nuages-de-poussieres-ngc7023_150.jpg
2052 ms
supernova-1054-crab-nebula_150.jpg
2000 ms
nebuleuse-helix_150.jpg
1858 ms
nebuleuse-bulle-carree_150.jpg
1863 ms
nebuleuse-helice_150.jpg
1834 ms
nebuleuse_150.jpg
1815 ms
nebuleuse-ngc-6751_150.jpg
1869 ms
poussiere-interstellaire_small.jpg
1855 ms
petit-objet-ceinture-de-kuiper_150.jpg
1751 ms
hartley2_150.jpg
1763 ms
asteroide-itokawa_small.jpg
1720 ms
comete-holmes_150.jpg
1704 ms
asteroide_150.png
1800 ms
formation-planetes_315.jpg
1739 ms
activeview
15 ms
activeview
23 ms
comete-stardust_150.jpg
1666 ms
rosetta-comete-churyumov-gerasimenko_small.jpg
1838 ms
astronoo.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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
astronoo.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
Browser errors were logged to the console
astronoo.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astronoo.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Astronoo.com 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.
astronoo.com
Open Graph description is not detected on the main page of Astronoo. 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: