4.7 sec in total
149 ms
3.8 sec
812 ms
Visit darkmatters.org now to see the best up-to-date Dark Matters content for United States and also check out these interesting facts you probably never knew about darkmatters.org
Visit darkmatters.orgWe analyzed Darkmatters.org page load time and found that the first response time was 149 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Darkmatters.org rating and web reputation
darkmatters.org performance score
name
value
score
weighting
Value3.8 s
28/100
10%
Value10.8 s
0/100
25%
Value8.6 s
17/100
10%
Value3,660 ms
2/100
30%
Value0.149
76/100
15%
Value18.0 s
4/100
10%
149 ms
500 ms
137 ms
40 ms
51 ms
Our browser made a total of 141 requests to load all elements on the main page. We found that 30% of them (43 requests) were addressed to the original Darkmatters.org, 13% (19 requests) were made to Bh.contextweb.com and 4% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Rdcdn.com.
Page size can be reduced by 356.2 kB (29%)
1.2 MB
893.2 kB
In fact, the total size of Darkmatters.org main page is 1.2 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. 60% of websites need less resources to load. Images take 849.7 kB which makes up the majority of the site volume.
Potential reduce by 112.1 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. This page needs HTML code to be minified as it can gain 26.2 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 112.1 kB or 86% of the original size.
Potential reduce by 64.8 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. Dark Matters images are well optimized though.
Potential reduce by 179.3 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 179.3 kB or 66% of the original size.
Number of requests can be reduced by 68 (54%)
125
57
The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dark Matters. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.
darkmatters.org
149 ms
index.php
500 ms
index.php
137 ms
prototype.js
40 ms
scriptaculous.js
51 ms
index.php
159 ms
getjs.aspx
22 ms
show_ads.js
22 ms
getjs.aspx
11 ms
effects.js
12 ms
dragdrop.js
19 ms
builder.js
20 ms
analytics.js
22 ms
bg.jpg
245 ms
getjs.static.js
32 ms
3bdc235493bd4061fa06ee665833308f
130 ms
user_l.png
44 ms
user_r.png
43 ms
user.png
152 ms
facebook.png
134 ms
register.png
132 ms
banner_darkmatters.org_for_unbended.png
236 ms
navigation.png
357 ms
icon_quicknav.png
153 ms
useropts_arrow.png
150 ms
swicon20px.png
237 ms
search.png
290 ms
advanced_search.png
236 ms
bgtd.png
289 ms
search_icon.png
288 ms
center.jpg
299 ms
bottom.jpg
335 ms
top.jpg
335 ms
f_icon_read.png
332 ms
photo-30538.jpg
331 ms
photo-thumb-34302.jpg
334 ms
photo-thumb-30441.jpg
353 ms
photo-thumb-26610.png
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photo-thumb-29844.jpg
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photo-thumb-373.jpg
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photo-thumb-22460.jpg
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photo-thumb-25532.jpg
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photo-thumb-583.gif
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photo-thumb-22443.png
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photo-thumb-15332.jpg
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photo-thumb-10890.jpg
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photo-thumb-27789.jpg
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photo-thumb-34304.jpg
478 ms
top.png
478 ms
feed.png
479 ms
index.php
577 ms
98ce539d9858cbd47fd100b76285566c
125 ms
collect
12 ms
GetAd.aspx
16 ms
ca-pub-8489427952471433.js
157 ms
zrt_lookup.html
171 ms
show_ads_impl.js
92 ms
p-01-0VIaSjnOLg.gif
70 ms
visitormatch
83 ms
maintitle.png
394 ms
cat_minimize.png
390 ms
400066.gif
25 ms
subforum_stem.png
425 ms
default_large.png
16 ms
GetAd.aspx
79 ms
cookiematch
83 ms
default_large.png
65 ms
default_large.png
64 ms
ads
282 ms
osd.js
75 ms
p-01-0VIaSjnOLg.gif
65 ms
visitormatch
68 ms
contextweb
65 ms
ads
298 ms
pp
88 ms
contextweb
37 ms
ads
228 ms
pixel.htm
67 ms
rtset
22 ms
rtset
31 ms
rtset
25 ms
contextmatch.php
38 ms
rtset
20 ms
cw_match
19 ms
context_sync
42 ms
ecw
23 ms
pull_sync
16 ms
cse
188 ms
rtset
30 ms
rtset
128 ms
pixel
44 ms
contextweb
46 ms
rtset
37 ms
ecc
37 ms
rtset
61 ms
match
89 ms
ddc.htm
44 ms
rtset
64 ms
pixel
64 ms
rtset
57 ms
m
186 ms
Pug
106 ms
rum
79 ms
u.php
147 ms
146 ms
pixel
62 ms
rtset
61 ms
sync
43 ms
rtset
56 ms
cpush
2519 ms
1455152581624308065
158 ms
abg.js
158 ms
m_js_controller.js
164 ms
googlelogo_color_112x36dp.png
153 ms
rtset
69 ms
lr.gif
90 ms
rum
71 ms
sd
46 ms
rtset
59 ms
adServer.bs
146 ms
pixel.gif
125 ms
mapuser
52 ms
xrefid.xgi
52 ms
rtset
54 ms
rtset
41 ms
sync
67 ms
bd
97 ms
bd
79 ms
merge
72 ms
pixel
24 ms
rtset
34 ms
tap.php
268 ms
NAX6627622270705459867
70 ms
s
33 ms
x_button_blue2.png
28 ms
MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js
16 ms
ebStdBanner.js
65 ms
Pug
16 ms
8509a48d-eab1-4168-a008-a97fd3f0c681.jpg
21 ms
activeview
26 ms
blank.gif
3 ms
darkmatters.org 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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
darkmatters.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Registers an unload listener
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
darkmatters.org SEO score
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
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Darkmatters.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Darkmatters.org 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.
darkmatters.org
Open Graph description is not detected on the main page of Dark Matters. 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: