8 sec in total
940 ms
5.7 sec
1.3 sec
Click here to check amazing Openbook content for Greece. Otherwise, check out these important facts you probably never knew about openbook.gr
Ανοικτή Βιβλιοθήκη με ελληνικά ηλεκτρονικά δωρεάν βιβλία που διανέμονται ελεύθερα και νόμιμα (δωρεάν ebooks) | Ψηφιακή βιβλιοθήκη | Λογοτεχνικά περιοδικά και ιστολόγια | Ψηφιακά βιβλία | ebooks, e-bo...
Visit openbook.grWe analyzed Openbook.gr page load time and found that the first response time was 940 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
openbook.gr performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value8.2 s
2/100
25%
Value8.3 s
19/100
10%
Value1,090 ms
24/100
30%
Value0.013
100/100
15%
Value12.5 s
14/100
10%
940 ms
785 ms
129 ms
6 ms
7 ms
Our browser made a total of 125 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Openbook.gr, 10% (12 requests) were made to Archive.org and 8% (10 requests) were made to Dl.dropboxusercontent.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Archive.org.
Page size can be reduced by 1.2 MB (37%)
3.2 MB
2.0 MB
In fact, the total size of Openbook.gr main page is 3.2 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. 75% 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 93.4 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 93.4 kB or 79% of the original size.
Potential reduce by 108.6 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. Openbook images are well optimized though.
Potential reduce by 595.9 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 595.9 kB or 61% of the original size.
Potential reduce by 392.2 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. Openbook.gr needs all CSS files to be minified and compressed as it can save up to 392.2 kB or 84% of the original size.
Number of requests can be reduced by 46 (41%)
111
65
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Openbook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and as a result speed up the page load time.
openbook.gr
940 ms
bar.css
785 ms
widgets.js
129 ms
show_ads.js
6 ms
adsbygoogle.js
7 ms
v53.js
70 ms
ga.js
146 ms
fovos_kanenas-1.jpg
191 ms
ebook-pdf.png
193 ms
ebook-epub.png
194 ms
cc_logo.jpg
193 ms
check.jpg
53 ms
creative_commons.jpg
422 ms
logo.png
700 ms
email_img.png
361 ms
P2P-Lab-Logo1.png
702 ms
banner-taexeiola-openbook-180x325.jpg
1509 ms
OPENBOOK_15%2B1_bloggers.jpg
207 ms
automon_white.png
187 ms
sparmatseto.jpg
368 ms
ebook-mobi.png
186 ms
goodreads.png
189 ms
download.jpg
186 ms
omotimo+ekswfyllo+3.jpg
199 ms
Digma_Grafis_Cover.jpg
187 ms
e-awards.png
216 ms
android_banner.PNG
404 ms
cover2011.jpg
392 ms
audio2.jpg
182 ms
indiegogo_logo.jpg
186 ms
by-nc-nd.png
182 ms
IslandOfMan_cover.jpg
249 ms
Cover_tweet_stories.jpg
182 ms
logotexnis-logo.gif
213 ms
open_.png
181 ms
creativecommons.png
182 ms
Literra_logo.jpg
182 ms
newsletter.jpg
46 ms
e-awards.png
45 ms
creative_commons.jpg
110 ms
all.js
208 ms
embed.html
186 ms
TheInternetsOwnBoyTheStoryOfAaronSwartz
899 ms
newsletter.jpg
166 ms
ca-pub-4291565784133362.js
197 ms
zrt_lookup.html
249 ms
show_ads_impl.js
132 ms
logooosmall.JPG
84 ms
__utm.gif
40 ms
515 ms
AaronSwartz_m_0114.jpg
123 ms
embed.js
125 ms
XjGGOxdc3NI
270 ms
check.jpg
487 ms
creative_commons.jpg
486 ms
e-awards.png
1137 ms
logooosmall.JPG
484 ms
newsletter.jpg
481 ms
m
105 ms
388 ms
ads
514 ms
xd_arbiter.php
97 ms
xd_arbiter.php
145 ms
osd.js
76 ms
Ii2m2Oy1x8k
162 ms
hOhxflKBo7M
388 ms
ads
465 ms
9814511.json
102 ms
31769263.json
72 ms
embed-runner.js
70 ms
page_1_thumb_large.jpg
49 ms
quant.js
31 ms
page_1_thumb_large.jpg
30 ms
www-embed-player-vflZsBgOl.css
286 ms
www-embed-player.js
318 ms
base.js
589 ms
document.xml
179 ms
document.xml
131 ms
237 ms
1877878998806958699
179 ms
abg.js
190 ms
m_js_controller.js
205 ms
googlelogo_color_112x36dp.png
202 ms
page_1_thumb_large.jpg
205 ms
page_1_thumb_large.jpg
260 ms
jquery-1.10.2.min.js
354 ms
analytics.js
385 ms
bootstrap.min.js
498 ms
archive.js
502 ms
jwplayer.js
502 ms
play.js
497 ms
archive.min.css
510 ms
339 ms
s
10 ms
x_button_blue2.png
8 ms
imgad
144 ms
nessie_icon_tiamat_white.png
144 ms
E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
156 ms
6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js
165 ms
ad_status.js
203 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
189 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
189 ms
506720-openbookLogo.jpg
558 ms
adman.js
707 ms
352693-hdr1.jpeg
686 ms
jwpsrv.js
72 ms
related.js
73 ms
sharing.js
76 ms
TheInternetsOwnBoyTheStoryOfAaronSwartz.thumbs%2FTheInternetsOwnBoy_TheStoryofAaronSwartz-HD_000090.jpg
446 ms
glogo-ghost.png
2202 ms
pixel;r=971828012;a=p-5cvC4NOeGmtNA;fpan=1;fpa=P0-1168759059-1456785974591;ns=1;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456785974591;tzo=-180;ref=http%3A%2F%2Fe.issuu.com%2Fembed.html;url=about%3Ablank;ogl=
20 ms
pixel;r=1141325810;a=p-5cvC4NOeGmtNA;fpan=0;fpa=P0-1168759059-1456785974591;ns=1;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456785974592;tzo=-180;ref=http%3A%2F%2Fe.issuu.com%2Fembed.html;url=about%3Ablank;ogl=
21 ms
153 ms
banner
143 ms
271 ms
activeview
12 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
136 ms
like.php
122 ms
follow_button.6a78875565a912489e9aef879c881358.en.html
43 ms
info.json
102 ms
qbEHJxuVK5u.js
75 ms
LVx-xkvaJ0b.png
72 ms
jot
86 ms
0.gif
387 ms
ui
15 ms
openbook.gr 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.
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
openbook.gr 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
openbook.gr SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EL
N/A
ISO-8859-7
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Openbook.gr can be misinterpreted by Google and other search engines. Our service has detected that Greek 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 Openbook.gr main page’s claimed encoding is iso-8859-7. 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.
openbook.gr
Open Graph description is not detected on the main page of Openbook. 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: