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djvu.sourceforge.net: DjVuLibre: Open Source DjVu library and viewer

DjVuLibre: Open Source DjVu library and viewer

Page load speed analysis

  • 94/100

    Good result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    100 ms

  • Resources loaded

    247 ms

  • Page rendered

    227 ms

  • Total page load time

    574 ms

Welcome to djvu.sourceforge.net homepage info - get ready to check Dj Vu Source Forge best content for United States right away, or after learning these important things about djvu.sourceforge.net

We analyzed Djvu.sourceforge.net page load time and found that the first response time was 100 ms and then it took 474 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Page optimization

  • HTML 20.9 kB
    Images 469 B
    Javascripts 0 B
    CSS 0 B

    In fact, the total size of Djvu.sourceforge.net main page is 21.4 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. 15% of websites need less resources to load. HTML takes 20.9 kB which makes up the majority of the site volume.

    • Original 20.9 kB
    • After minification 20.5 kB
    • After compression 5.5 kB

    HTML optimization

    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 15.4 kB or 74% of the original size.

    • Original 469 B

    Image optimization

    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. Dj Vu Source Forge images are well optimized though.

Network requests diagram

  • djvu.sourceforge.net
  • sflogo.php
  • menu-button-dn-160x50.gif
  • menu-button-up-160x50.gif
  • menu-button-blnk-160x50.gif
  • menu-button-up-160x40.gif
  • clear.gif
  • djvuzone-138x69.gif
  • menu-button-rght-22x50.gif
  • a2d-138x50.gif
  • lizardtech-138x59.gif
  • paper-tile-320x100.gif
  • front-banner.gif
  • paper-tile-rght-42x100.gif
  • paper-corner-ul.gif
  • paper-hline.gif
  • paper-corner-ur.gif
  • paper-vline.gif
  • openbook-00-280x148.gif
  • paper-corner-ll.gif
  • paper-corner-lr.gif

Our browser made a total of 21 requests to load all elements on the main page. We found that 95% of them (20 requests) were addressed to the original Djvu.sourceforge.net, 5% (1 request) were made to Sourceforge.net. The less responsive or slowest element that took the longest time to load (128 ms) belongs to the original domain Djvu.sourceforge.net.

Additional info on djvu.sourceforge.net

Requests

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dj Vu Source Forge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

20

Images

20

All

Possible request optimization

15

Images

5

Optimized

15

All

Good result

IP address

Djvu.sourceforge.net uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

djvu.sourceforge.net

jedit.org

aspell.net

webmin.com

linuxcommand.org

216.105.38.10

DNS records

Type Host Target/ip TTL Other
A

djvu.sourceforge.net

216.105.38.10 56

Language and encoding

Normal result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Djvu.sourceforge.net 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 Djvu.sourceforge.net 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.

HTTPS certificate

SSL Certificate

Djvu.sourceforge.net has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 19.4% of all visits is United States. It’s good for Djvu.sourceforge.net that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Dj Vu Source Forge. 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:

djvu.sourceforge.net

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