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blikopener.nl screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

blikopener.nl

Lesmethode maatschappijleer Blikopener Malmberg

Page Load Speed

4.6 sec in total

First Response

279 ms

Resources Loaded

4.1 sec

Page Rendered

208 ms

blikopener.nl screenshot

About Website

Click here to check amazing Blikopener content for Netherlands. Otherwise, check out these important facts you probably never knew about blikopener.nl

Blikopener, de lesmethode Maatschappijleer van Malmberg is een zeer complete methode met heldere opbouw en fraaie vormgeving die naadloos aansluit bij de wensen en ervaringen van docenten en leerlinge...

Visit blikopener.nl

Key Findings

We analyzed Blikopener.nl page load time and found that the first response time was 279 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

blikopener.nl performance score

0

Network Requests Diagram

blikopener.nl

279 ms

Over-Blikopener.htm

878 ms

jquery.js

363 ms

jquery-migrate-1.2.1.min.js

192 ms

general.css

386 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Blikopener.nl, 84% (72 requests) were made to Malmberg.nl and 9% (8 requests) were made to Malmberg.blueconic.net. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Malmberg.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 701.4 kB (59%)

Content Size

1.2 MB

After Optimization

496.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blikopener.nl 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. 40% of websites need less resources to load. Javascripts take 581.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 58.5 kB

  • Original 71.4 kB
  • After minification 60.5 kB
  • After compression 12.9 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 10.9 kB, which is 15% 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 58.5 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 46.8 kB

  • Original 337.9 kB
  • After minification 291.2 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, Blikopener needs image optimization as it can save up to 46.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 422.0 kB

  • Original 581.8 kB
  • After minification 508.0 kB
  • After compression 159.8 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 422.0 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 174.2 kB

  • Original 206.3 kB
  • After minification 163.3 kB
  • After compression 32.1 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. Blikopener.nl needs all CSS files to be minified and compressed as it can save up to 174.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 65 (80%)

Requests Now

81

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blikopener. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blikopener.nl

blikopener.nl

279 ms

Over-Blikopener.htm

Over-Blikopener.htm

878 ms

jquery.js

jquery.js

363 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

192 ms

general.css

general.css

386 ms

selectboxes.css

selectboxes.css

193 ms

datePicker.css

datePicker.css

192 ms

gx_overrules.css

gx_overrules.css

381 ms

jquery.autocomplete.css

jquery.autocomplete.css

385 ms

thickbox.css

thickbox.css

382 ms

idevices.css

idevices.css

384 ms

blikopener.css

blikopener.css

550 ms

swfobject.js

swfobject.js

556 ms

jquery.form.js

jquery.form.js

644 ms

global.js

global.js

647 ms

date.js

date.js

566 ms

jquery-ui-1.8.21.custom.min.js

jquery-ui-1.8.21.custom.min.js

661 ms

faq.js

faq.js

728 ms

mm.js

mm.js

745 ms

gx.shop.js

gx.shop.js

847 ms

jquery.autocomplete.js

jquery.autocomplete.js

898 ms

schoolsearch.js

schoolsearch.js

830 ms

localdata.js

localdata.js

942 ms

thickbox-compressed.js

thickbox-compressed.js

914 ms

idevices.js

idevices.js

926 ms

jquery.effects.core.min.js

jquery.effects.core.min.js

997 ms

jquery.effects.highlight.min.js

jquery.effects.highlight.min.js

1032 ms

wig-table.js

wig-table.js

1076 ms

facetsearch.js

facetsearch.js

1100 ms

formutil.js

formutil.js

1110 ms

formvalidation.js

formvalidation.js

1129 ms

formvalidationbindings.js

formvalidationbindings.js

1175 ms

iafajaxformvalidationbindings.js

iafajaxformvalidationbindings.js

1218 ms

socialbookmarkfront.css

socialbookmarkfront.css

1185 ms

blueconic.min.js

blueconic.min.js

288 ms

malmberg-logo.gif

malmberg-logo.gif

112 ms

56d6722d-6c8a-49bd-a3f2-c48fb4ac09e3_blikopener_header.png

56d6722d-6c8a-49bd-a3f2-c48fb4ac09e3_blikopener_header.png

752 ms

121c6ba3-9d13-4961-b23b-0ceef1dbcceb_video_elde_college.jpg

121c6ba3-9d13-4961-b23b-0ceef1dbcceb_video_elde_college.jpg

272 ms

5215_fullimage_Blikopener-omslagen.jpg

5215_fullimage_Blikopener-omslagen.jpg

449 ms

2295_fullimage_Malmberg_70x70.jpg

2295_fullimage_Malmberg_70x70.jpg

191 ms

webshop-winkelwagen.gif

webshop-winkelwagen.gif

210 ms

4c93f07c-94ac-44e4-abbf-4405801341a7_icon-footer-rss.png

4c93f07c-94ac-44e4-abbf-4405801341a7_icon-footer-rss.png

274 ms

050bb6d2-d3ac-4fe3-a165-fe9b24815d40_bladerboek-Malmberg-lesmateriaal-image.png

050bb6d2-d3ac-4fe3-a165-fe9b24815d40_bladerboek-Malmberg-lesmateriaal-image.png

472 ms

gtm.js

gtm.js

50 ms

header-right-menu-divider.gif

header-right-menu-divider.gif

380 ms

toplevel-navigation-bg.gif

toplevel-navigation-bg.gif

454 ms

spacer.gif

spacer.gif

455 ms

toplevel-search-inputfield.png

toplevel-search-inputfield.png

568 ms

toplevel-search-btn.png

toplevel-search-btn.png

628 ms

toplevel-navigation-tab.png

toplevel-navigation-tab.png

626 ms

toplevel-navigation-sub-bg.png

toplevel-navigation-sub-bg.png

633 ms

sublevel-navigation-bg.png

sublevel-navigation-bg.png

622 ms

blikopener_bg.gif

blikopener_bg.gif

708 ms

general-main-bg.png

general-main-bg.png

787 ms

list-arrow-active.gif

list-arrow-active.gif

790 ms

breadcrumbs-arrow.gif

breadcrumbs-arrow.gif

796 ms

list1-marker.png

list1-marker.png

789 ms

block-date-divider.gif

block-date-divider.gif

890 ms

link-arrow.png

link-arrow.png

896 ms

direct-doen-bg.png

direct-doen-bg.png

950 ms

direct-doen-top-bg.png

direct-doen-top-bg.png

961 ms

direct-doen-filter-btn-alt-bg.png

direct-doen-filter-btn-alt-bg.png

970 ms

direct-doen-bottom-bg.png

direct-doen-bottom-bg.png

968 ms

winkelwagen-bg.png

winkelwagen-bg.png

1071 ms

metaplus-book.woff

metaplus-book.woff

1180 ms

general-footer.png

general-footer.png

1123 ms

popup-lightbox-bg.png

popup-lightbox-bg.png

1123 ms

analytics.js

analytics.js

53 ms

Malmberg.htm

Malmberg.htm

1101 ms

nl.gx.product.wmpshopservlets.impl.GetItems

nl.gx.product.wmpshopservlets.impl.GetItems

1125 ms

img-corner-tl.png

img-corner-tl.png

1186 ms

img-corner-tr.png

img-corner-tr.png

1248 ms

img-corner-bl.png

img-corner-bl.png

1249 ms

img-corner-br.png

img-corner-br.png

1270 ms

collect

collect

12 ms

collect

collect

60 ms

87 ms

loadingAnimation.gif

loadingAnimation.gif

1204 ms

ga-audiences

ga-audiences

478 ms

b3229908a76a71166c803a4033db601d

b3229908a76a71166c803a4033db601d

84 ms

jquery.fancybox.css

jquery.fancybox.css

88 ms

168 ms

79286b0b7339065c6f235c2143bf46d3

79286b0b7339065c6f235c2143bf46d3

410 ms

Over-Blikopener.htm

Over-Blikopener.htm

198 ms

style_1.css

style_1.css

84 ms

86 ms

SEO Factors

blikopener.nl SEO score

0

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blikopener.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Blikopener.nl 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.

Social Sharing Optimization

blikopener.nl

Open Graph description is not detected on the main page of Blikopener. 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: