5.1 sec in total
834 ms
4.1 sec
142 ms
Click here to check amazing Discover Science content for Australia. Otherwise, check out these important facts you probably never knew about discoverscience.com.au
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Visit discoverscience.com.auWe analyzed Discoverscience.com.au page load time and found that the first response time was 834 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.
discoverscience.com.au performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value18.6 s
0/100
25%
Value6.7 s
36/100
10%
Value100 ms
98/100
30%
Value0.037
100/100
15%
Value4.1 s
86/100
10%
834 ms
61 ms
469 ms
482 ms
483 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 96% of them (66 requests) were addressed to the original Discoverscience.com.au, 3% (2 requests) were made to Connect.facebook.net and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Discoverscience.com.au.
Page size can be reduced by 206.7 kB (39%)
528.3 kB
321.7 kB
In fact, the total size of Discoverscience.com.au main page is 528.3 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. 45% of websites need less resources to load. Images take 375.9 kB which makes up the majority of the site volume.
Potential reduce by 109.0 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 109.0 kB or 90% of the original size.
Potential reduce by 97.3 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. Obviously, Discover Science needs image optimization as it can save up to 97.3 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 313 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.
Number of requests can be reduced by 58 (85%)
68
10
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Discover Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
discoverscience.com.au
834 ms
js
61 ms
jquery-3.5.1.min.js
469 ms
jquery_isolation.js
482 ms
FieldLevelHelp.jsp
483 ms
3801826802.js
480 ms
NLUtil.jsp
706 ms
NLUtil.js
699 ms
pagestyles.nl
716 ms
spacer.gif
713 ms
prt_tl_c.gif
736 ms
prt_tl_t.gif
710 ms
prt_tr_t.gif
932 ms
prt_tr_c.gif
935 ms
prt_tl_b.gif
939 ms
prt_tr_b.gif
942 ms
prt_bl_b.gif
940 ms
prt_br_b.gif
937 ms
prt_bl_c.gif
1167 ms
prt_bl_t.gif
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prt_br_t.gif
1173 ms
prt_br_c.gif
1169 ms
media.nl
1638 ms
nav_lft_end.gif
1174 ms
nav_spacer.gif
1402 ms
nav_rgt_end.gif
1400 ms
nav_shadow_end.gif
1403 ms
nav_shadow_lft.gif
1405 ms
nav_shadow_inrgt.gif
1404 ms
nav_shadow_rgt.gif
1632 ms
prt2_tl_c.gif
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prt2_tl_t.gif
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prt2_tr_t.gif
1640 ms
prt2_tr_c.gif
1636 ms
prt2_tl_b.gif
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prt2_tl_m.gif
1871 ms
prt2_tr_m.gif
1871 ms
prt2_tr_b.gif
1868 ms
all.js
18 ms
all.js
4 ms
ns_x.gif
1399 ms
prt2_bl_b.gif
1399 ms
prt2_bl_m.gif
1623 ms
prt2_br_m.gif
1626 ms
prt2_br_b.gif
1410 ms
prt2_bl_c.gif
1397 ms
prt2_bl_t.gif
1396 ms
empty.html
1377 ms
prt2_br_t.gif
1598 ms
prt2_br_c.gif
1581 ms
stretch.gif
1407 ms
media.nl
1871 ms
media.nl
1871 ms
prt_tr_bkg.gif
1405 ms
prt_tl_m.png
1627 ms
prt_tr_m.png
1626 ms
prt_tl_bkg.gif
1403 ms
prt_br_bkg.gif
1407 ms
prt_bl_m.png
1631 ms
prt_br_m.png
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prt_bl_bkg.gif
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nav_frame_bkg.gif
1406 ms
bkg_gradient.png
1630 ms
nav_shadow_bkg.gif
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prt2_tr_bkg.gif
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prt2_tl_bkg.gif
1631 ms
nub10t1.gif
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1627 ms
discoverscience.com.au 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
discoverscience.com.au 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
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
discoverscience.com.au 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Discoverscience.com.au 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 Discoverscience.com.au 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.
discoverscience.com.au
Open Graph description is not detected on the main page of Discover Science. 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: