4.5 sec in total
304 ms
3.7 sec
485 ms
Click here to check amazing Natura Sciences content for France. Otherwise, check out these important facts you probably never knew about natura-sciences.com
Le média de l'urgence écologique qui construit 2030. Alerter, comprendre, agir et s'adapter face à la crise écologique et climatique.
Visit natura-sciences.comWe analyzed Natura-sciences.com page load time and found that the first response time was 304 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
natura-sciences.com performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value27.8 s
0/100
25%
Value28.1 s
0/100
10%
Value8,500 ms
0/100
30%
Value0.936
3/100
15%
Value35.3 s
0/100
10%
304 ms
17 ms
16 ms
30 ms
21 ms
Our browser made a total of 214 requests to load all elements on the main page. We found that 24% of them (51 requests) were addressed to the original Natura-sciences.com, 8% (18 requests) were made to Bh.contextweb.com and 5% (10 requests) were made to Rtb-csync.smartadserver.com. The less responsive or slowest element that took the longest time to load (325 ms) relates to the external source Googleads.g.doubleclick.net.
Page size can be reduced by 582.1 kB (26%)
2.2 MB
1.6 MB
In fact, the total size of Natura-sciences.com main page is 2.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 62.9 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 62.9 kB or 78% of the original size.
Potential reduce by 86.7 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. Natura Sciences images are well optimized though.
Potential reduce by 318.1 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 318.1 kB or 70% of the original size.
Potential reduce by 114.4 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. Natura-sciences.com needs all CSS files to be minified and compressed as it can save up to 114.4 kB or 82% of the original size.
Number of requests can be reduced by 123 (66%)
185
62
The browser has sent 185 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Natura Sciences. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
www.natura-sciences.com
304 ms
cli-style.css
17 ms
lightbox.min.css
16 ms
bootstrap.css
30 ms
jquery.js
21 ms
jquery-migrate.min.js
12 ms
cookielawinfo.js
13 ms
style.css
17 ms
css
29 ms
config.js
189 ms
adsbygoogle.js
18 ms
platform.js
105 ms
in.js
14 ms
nativeEmbed.gz.js
24 ms
pluslus-min.js
23 ms
wp-lightbox-2.min.js
21 ms
bootstrap.js
22 ms
bootstrap-wp.js
17 ms
wp-embed.min.js
47 ms
analytics.js
26 ms
bootstrap-wp.css
9 ms
themify-icons.css
70 ms
collect
78 ms
collect
67 ms
smart.js
161 ms
4.jpg
13 ms
logo2-01.png
11 ms
logo-small-01.png
11 ms
consommateur-bio.jpg
21 ms
abattoir-bio-scandale-l214.jpg
12 ms
fruits-legumes-serres-almeria.jpg
19 ms
informations-trompeuses-bio-grande-surface.jpg
16 ms
consommateur-bio-600x400.jpg
16 ms
abattoir-bio-scandale-l214-150x100.jpg
13 ms
fruits-legumes-serres-almeria-150x100.jpg
13 ms
informations-trompeuses-bio-grande-surface-300x232.jpg
14 ms
agriculture-biologique-conventionnelle-150x100.jpg
17 ms
projets-hydrogene-france-600x400.jpg
235 ms
hype-taxi-hydrogene-150x100.jpg
16 ms
bluetram-construction-150x100.jpg
27 ms
ratp-bluebus-electrique-150x100.jpg
18 ms
eolien-renouvelables-objectifs-2020-150x100.jpg
19 ms
interdiction-sacs-plastiques-600x400.jpg
250 ms
referendum-notre-dame-des-landes-150x100.jpg
21 ms
greencup-150x100.jpg
23 ms
tri-dechets-noel-150x100.jpg
22 ms
accord-final-cop21-150x100.jpg
23 ms
bio-industriel-150x100.jpg
26 ms
ruche-amap-polemique-150x100.jpg
27 ms
neonicotinoides-senat-150x100.jpg
26 ms
poussins-males-massacre-150x100.jpg
44 ms
peche-senne-greenpeace-150x100.jpg
29 ms
banquise-arctique-150x100.jpg
41 ms
plastique-maison-plastic-planet-100x66.jpg
29 ms
seveso2-100x68.jpg
33 ms
loups-en-france-brebis-150x100.jpg
35 ms
enercoop-electricite-verte-150x100.jpg
36 ms
solaire-eolien-150x100.jpg
38 ms
ac
90 ms
CookieSync.html
20 ms
widgets.js
18 ms
quant.js
16 ms
CookieSync.min.js
16 ms
themify.woff
225 ms
ca-pub-3762938974777895.js
58 ms
zrt_lookup.html
46 ms
show_ads_impl.js
58 ms
pixel.htm
101 ms
usermatch
29 ms
pixelpush
39 ms
p68r
16 ms
generic
16 ms
pixel
36 ms
sync
7 ms
generic
17 ms
93 ms
91 ms
pixel;r=709670682;a=p-T1nhLcmCjVzQS;fpan=1;fpa=P0-1143493137-1456791041122;ns=1;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456791041121;tzo=-180;ref=http%3A%2F%2Fwww.natura-sciences.com%2F;url=http%3A%2F%2Fcdn1.smartadserver.com%2Fdiff%2Frtb%2Fcsync%2FCookieSync.html%3Fnwid%3D932%26dcid%3D3;ogl=
19 ms
usermatch
74 ms
86 ms
pixel
69 ms
ads
325 ms
osd.js
25 ms
casale
22 ms
VtTeAcAoJGEAAEkOZQ0AAAGm%26378
93 ms
gr
32 ms
pixel.htm
78 ms
86 ms
ddc.htm
52 ms
89 ms
87 ms
106 ms
crum
69 ms
rum
135 ms
rum
71 ms
pixel
147 ms
Pug
119 ms
rtset
121 ms
u.php
218 ms
pixel
59 ms
rum
59 ms
100 ms
crum
57 ms
ddc.htm
59 ms
bd
96 ms
sync
62 ms
88 ms
sd
41 ms
rum
46 ms
mapuser
28 ms
crum
43 ms
tap.php
37 ms
merge
32 ms
xrefid.xgi
33 ms
NAX6806249930492163413
56 ms
bd
28 ms
m
35 ms
lr.gif
18 ms
pixel.gif
37 ms
crum
11 ms
71 ms
m_js_controller.js
36 ms
abg.js
59 ms
favicon
125 ms
googlelogo_color_112x36dp.png
101 ms
nessie_icon_tiamat_white.png
64 ms
s
50 ms
x_button_blue2.png
38 ms
ads
262 ms
ads
241 ms
ac
101 ms
E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
4 ms
show6.asp
115 ms
4717476796214915194
27 ms
getjs.aspx
39 ms
jsinfo.asp
85 ms
2530
45 ms
getjs.static.js
33 ms
990d3fd88f70f6d951104e283681fe8d_1.html
23 ms
st.v2.js
43 ms
GetAd.aspx
24 ms
ac
90 ms
850b34e4e34dae3f4667c0139bda8447.jpg
8 ms
cvo.gif
39 ms
400066.gif
12 ms
54 ms
gr
26 ms
pixel_details.html
6 ms
show3.asp
98 ms
ajs.php
82 ms
ac
180 ms
lg.php
21 ms
match.aspx
20 ms
p-01-0VIaSjnOLg.gif
11 ms
visitormatch
52 ms
overlay.png
46 ms
cb=gapi.loaded_0
34 ms
cb=gapi.loaded_1
69 ms
follow
139 ms
secureAnonymousFramework
91 ms
count.js
87 ms
cookiematch
68 ms
pconfig
61 ms
postmessageRelay
86 ms
rtset
23 ms
contextweb
21 ms
pp
140 ms
rtset
19 ms
contextmatch.php
130 ms
cw_match
22 ms
rs=AGLTcCPbjQ4cb4QKr6VX5fYdBAeb0_B-9w
17 ms
ecw
163 ms
rs=AGLTcCPhDrHY2vagSjsLFOxeufqSzVU3ow
37 ms
rs=AGLTcCNAVHO-ePPIZ2Z7LaLedQQSjCsfSQ
68 ms
pull_sync
19 ms
rtset
31 ms
cse
233 ms
rtset
111 ms
gplus-dd4b38-18.png
157 ms
api.js
109 ms
core:rpc:shindig.random:shindig.sha1.js
162 ms
2536007149-postmessagerelay.js
176 ms
pixel
97 ms
contextweb
97 ms
rtset
96 ms
match
105 ms
sync
86 ms
cpush
94 ms
rtset
96 ms
rtset
95 ms
rtset
60 ms
rtset
143 ms
rtset
74 ms
m
124 ms
rtset
68 ms
usersync.yashi.com
74 ms
blank.gif
43 ms
ecc
92 ms
rtset
65 ms
rtset
43 ms
rtset
34 ms
rtset
21 ms
pixel
24 ms
rtset
31 ms
Pug
18 ms
defer.js
19 ms
ui
92 ms
sdk.js
8 ms
225 ms
xd_arbiter.php
32 ms
xd_arbiter.php
50 ms
follow.php
208 ms
R-A8WEDAygL.js
29 ms
LVx-xkvaJ0b.png
23 ms
natura-sciences.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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
natura-sciences.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
natura-sciences.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Natura-sciences.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 Natura-sciences.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.
natura-sciences.com
Open Graph data is detected on the main page of Natura Sciences. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: