1.4 sec in total
183 ms
921 ms
268 ms
Click here to check amazing Rkm content for United States. Otherwise, check out these important facts you probably never knew about rkm.com.au
Russell Kightley Media creates science graphics and writes philosophical science fiction. Existing science illustrations and animations can be licenced or new graphics created
Visit rkm.com.auWe analyzed Rkm.com.au page load time and found that the first response time was 183 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
rkm.com.au performance score
name
value
score
weighting
Value2.2 s
79/100
10%
Value2.3 s
93/100
25%
Value3.2 s
92/100
10%
Value380 ms
70/100
30%
Value0
100/100
15%
Value5.7 s
68/100
10%
183 ms
282 ms
174 ms
192 ms
194 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 13% of them (7 requests) were addressed to the original Rkm.com.au, 15% (8 requests) were made to Read.amazon.com and 10% (5 requests) were made to Images-na.ssl-images-amazon.com. The less responsive or slowest element that took the longest time to load (612 ms) belongs to the original domain Rkm.com.au.
Page size can be reduced by 73.3 kB (11%)
677.8 kB
604.5 kB
In fact, the total size of Rkm.com.au main page is 677.8 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. 40% of websites need less resources to load. Images take 482.2 kB which makes up the majority of the site volume.
Potential reduce by 20.4 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 20.4 kB or 71% of the original size.
Potential reduce by 8.5 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. Rkm images are well optimized though.
Potential reduce by 23.6 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 23.6 kB or 17% of the original size.
Potential reduce by 20.8 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. Rkm.com.au needs all CSS files to be minified and compressed as it can save up to 20.8 kB or 67% of the original size.
Number of requests can be reduced by 22 (44%)
50
28
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rkm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
rkm.com.au
183 ms
sdk.js
282 ms
rkm-styles.css
174 ms
RKMfunctions.js
192 ms
AC_QuickTime.js
194 ms
brand
25 ms
dcap88_31.gif
29 ms
element.js
62 ms
counter.js
16 ms
urchin.js
27 ms
rkm-frontpage.jpg
612 ms
Buy-Books.png
244 ms
RKM-logo-stone.png
211 ms
brand
75 ms
card
143 ms
card
208 ms
card
206 ms
card
212 ms
translateelement.css
138 ms
main.js
149 ms
google_custom_search_watermark.gif
120 ms
200 ms
xd_arbiter.php
32 ms
xd_arbiter.php
101 ms
ue-full-051542d0cfa6f645f8266601739de597._V1_.js
92 ms
kp.kcard.css
104 ms
kcard.min.js
121 ms
widgets.js
8 ms
t.php
63 ms
__utm.gif
43 ms
element_main.js
111 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
42 ms
B0105MKQBA.01.L.jpg
46 ms
B019XB2M4I.01.L.jpg
81 ms
B014P5HPFS.01.L.jpg
104 ms
B015MGEMZ0.01.L.jpg
105 ms
uploadMetrics
98 ms
uploadMetrics
111 ms
uploadMetrics
96 ms
uploadMetrics
92 ms
mkt=aiwnacsm:343-7746346-3968995:X5TOX1SYBT7NO5EJATRJ:read.amazon.com$uedata=s:%2Fuedata%2F343-7746346-3968995%2F%3Fld%26v%3Da02%26id%3DX5TOX1SYBT7NO5EJATRJ%26ifr%3D1%26m%3D1%26sc%3DX5TOX1SYBT7NO5EJATRJ%26ue%3D0%26bb%3D33%26be%3D57%26pc%3D80%26tc%3D-211%26na_%3D-211%26fe_%3D-211%26lk_%3D-211%26_lk%3D-211%26co_%3D-211%26_co%3D-211%26rq_%3D-211%26rs_%3D-211%26_rs%3D1%26dl_%3D0%26di_%3D57%26de_%3D57%26_de%3D57%26_dc%3D79%26ld_%3D79%26ty%3D0%26rc%3D0%26ld%3D80%26t%3D1456766336210%26ctb%3D1%26csmtags%3D%7C%7Cnonredirect:81
114 ms
translate_24dp.png
87 ms
l
47 ms
cleardot.gif
29 ms
tweet_button.6a78875565a912489e9aef879c881358.en.html
16 ms
mkt=aiwnacsm:343-7746346-3968995:KGQTRHQUVZA941IZFTKV:read.amazon.com$uedata=s:%2Fuedata%2F343-7746346-3968995%2F%3Fld%26v%3Da02%26id%3DKGQTRHQUVZA941IZFTKV%26ifr%3D1%26m%3D1%26sc%3DKGQTRHQUVZA941IZFTKV%26ue%3D1%26bb%3D113%26be%3D129%26pc%3D203%26tc%3D-140%26na_%3D-140%26fe_%3D-140%26lk_%3D-140%26_lk%3D-140%26co_%3D-140%26_co%3D-140%26rq_%3D-140%26rs_%3D-140%26_rs%3D2%26dl_%3D0%26di_%3D129%26de_%3D129%26_de%3D129%26_dc%3D203%26ld_%3D203%26ty%3D0%26rc%3D0%26ld%3D203%26t%3D1456766336258%26ctb%3D1%26csmtags%3D%7C%7Cnonredirect:203
67 ms
follow.php
103 ms
mkt=aiwnacsm:343-7746346-3968995:T1IZ5MNFKA8BK8QFLVN4:read.amazon.com$uedata=s:%2Fuedata%2F343-7746346-3968995%2F%3Fld%26v%3Da02%26id%3DT1IZ5MNFKA8BK8QFLVN4%26ifr%3D1%26m%3D1%26sc%3DT1IZ5MNFKA8BK8QFLVN4%26ue%3D0%26bb%3D50%26be%3D64%26pc%3D160%26tc%3D-203%26na_%3D-203%26fe_%3D-203%26lk_%3D-203%26_lk%3D-203%26co_%3D-203%26_co%3D-203%26rq_%3D-203%26rs_%3D-203%26_rs%3D1%26dl_%3D0%26di_%3D64%26de_%3D64%26_de%3D64%26_dc%3D160%26ld_%3D160%26ty%3D0%26rc%3D0%26ld%3D160%26t%3D1456766336281%26ctb%3D1%26csmtags%3D%7C%7Cnonredirect:161
47 ms
mkt=aiwnacsm:343-7746346-3968995:VT3MGM0TGZS6T4FTM9VB:read.amazon.com$uedata=s:%2Fuedata%2F343-7746346-3968995%2F%3Fld%26v%3Da02%26id%3DVT3MGM0TGZS6T4FTM9VB%26ifr%3D1%26m%3D1%26sc%3DVT3MGM0TGZS6T4FTM9VB%26ue%3D0%26bb%3D48%26be%3D66%26pc%3D159%26tc%3D-207%26na_%3D-207%26fe_%3D-207%26lk_%3D-207%26_lk%3D-207%26co_%3D-207%26_co%3D-207%26rq_%3D-207%26rs_%3D-207%26_rs%3D0%26dl_%3D-1%26di_%3D66%26de_%3D66%26_de%3D66%26_dc%3D159%26ld_%3D159%26ty%3D0%26rc%3D0%26ld%3D159%26t%3D1456766336283%26ctb%3D1%26csmtags%3D%7C%7Cnonredirect:159
47 ms
te_ctrl3.gif
17 ms
vpc6VNjRPXV.js
25 ms
LVx-xkvaJ0b.png
18 ms
rkm.com.au 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
rkm.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
Browser errors were logged to the console
rkm.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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rkm.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 Rkm.com.au main page’s claimed encoding is iso-8859-1. 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.
rkm.com.au
Open Graph description is not detected on the main page of Rkm. 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: