5 sec in total
989 ms
3.8 sec
243 ms
Welcome to btj.se homepage info - get ready to check BTJ best content for Sweden right away, or after learning these important things about btj.se
BTJ är en heltäckande leverantör för professionella medie- och informationsanvändare. Vi erbjuder biblioteksutrustade böcker, ljudböcker, film, musik och tv-spel, men förmedlar även prenumerationer på...
Visit btj.seWe analyzed Btj.se page load time and found that the first response time was 989 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
btj.se performance score
name
value
score
weighting
Value4.6 s
13/100
10%
Value16.9 s
0/100
25%
Value10.5 s
7/100
10%
Value1,030 ms
26/100
30%
Value0.002
100/100
15%
Value15.6 s
6/100
10%
989 ms
1293 ms
250 ms
982 ms
99 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 87% of them (58 requests) were addressed to the original Btj.se, 9% (6 requests) were made to Corp.btj.se and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Btj.se.
Page size can be reduced by 434.3 kB (25%)
1.7 MB
1.3 MB
In fact, the total size of Btj.se main page is 1.7 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. 20% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 116.7 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 116.7 kB or 75% of the original size.
Potential reduce by 36.8 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. BTJ images are well optimized though.
Potential reduce by 207.1 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 207.1 kB or 68% of the original size.
Potential reduce by 73.7 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. Btj.se needs all CSS files to be minified and compressed as it can save up to 73.7 kB or 82% of the original size.
Number of requests can be reduced by 24 (36%)
66
42
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BTJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
btj.se
989 ms
btjstyles-bundle.min.1.0.1.31138.css
1293 ms
00_StringResources.js
250 ms
btjscript-bundle.min.1.0.1.31138.js
982 ms
WebResource.axd
99 ms
ga.js
40 ms
bg_top_refinedsearch2.png
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icon_facebook.jpg
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h101884.jpg
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display
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logo_small.png
106 ms
bg_tab_current.png
111 ms
divider_nav.png
215 ms
btn_header_login_Swe.png
171 ms
bg_cart_small.gif
188 ms
cart.png
208 ms
divider_cart.jpg
207 ms
btn_overview_disabled_Swe.png
216 ms
btn_checkout_disabled_Swe.png
273 ms
arrow_left_flat.png
290 ms
top_searchinput_bg.png
317 ms
btn_search_Swe.png
312 ms
btn_clear_Swe.png
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bg_top_shadow.png
319 ms
divider.gif
504 ms
bg_full_hacc.gif
403 ms
prevnextcarousel.gif
519 ms
btn_quickfacts_Swe.png
556 ms
divider_heavy.gif
419 ms
icon_twitter.jpg
348 ms
icon_instagram.jpg
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icon_linkedin.jpg
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blogg.jpg
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head_btjino.jpg
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ui-bg_flat_75_ffffff_40x100.png
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bg_input_range.gif
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__utm.gif
22 ms
btj.se 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-hidden="true"] elements contain focusable descendents
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
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
Links do not have a discernible name
btj.se 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
btj.se 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
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
SV
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Btj.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish 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 Btj.se 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.
btj.se
Open Graph description is not detected on the main page of BTJ. 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: