习科信息技术论坛秉承技术自由,技术创新,技术共享,技术进步的原则,为网络安全爱好者提供一个共同进步的平台,习科技术团队以习科技术论坛为平台,引领互联网安全的进步,不断为互联网安全做出贡献 ,习科论坛 - Silic Security

Page load speed analysis

  • 61/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    249 ms

  • Resources loaded

    2.3 sec

  • Page rendered

    378 ms

  • Total page load time

    3 sec

Click here to check amazing Blackbap content for United States. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 249 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Page optimization

  • HTML 53.6 kB
    Images 514.6 kB
    Javascripts 0 B
    CSS 79.2 kB

    In fact, the total size of main page is 647.4 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. 40% of websites need less resources to load. Images take 514.6 kB which makes up the majority of the site volume.

    • Original 53.6 kB
    • After minification 51.8 kB
    • After compression 11.6 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 41.9 kB or 78% of the original size.

    • Original 514.6 kB
    • After optimization 438.5 kB

    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. Obviously, Blackbap needs image optimization as it can save up to 76.1 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 79.2 kB
    • After minification 76.8 kB
    • After compression 17.7 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 61.4 kB or 78% of the original size.

Network requests diagram

  • forum.php
  • style_1_common.css
  • style_1_forum_index.css
  • style.css
  • common.js
  • style_1_widthauto.css
  • forum.js
  • logging.js
  • md5.js
  • title.js
  • background.png
  • switch_width.png
  • 12.jpg
  • 13.jpg
  • 5.jpg
  • 2.jpg
  • 8.jpg
  • 10.jpg
  • 7.jpg
  • 6.jpg
  • 3.jpg
  • 19.jpg
  • 20.jpg
  • 18.jpg
  • 17.jpg
  • 1.png
  • 1.jpg
  • bgimg.jpg
  • logo.png
  • list.gif
  • collapsed_no.gif
  • forum.gif
  • collapsed_yes.gif
  • px.png
  • newarow.gif
  • pn.png
  • qmenu.png
  • search.png
  • nv.png
  • nv_a.png
  • search.png
  • pt_item.png
  • chart.png
  • listbg.gif
  • titlebg.png
  • scrolltop.png

Our browser made a total of 46 requests to load all elements on the main page. We found that 50% of them (23 requests) were addressed to the original, 33% (15 requests) were made to and 17% (8 requests) were made to The less responsive or slowest element that took the longest time to load (995 ms) relates to the external source

Additional info on


The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackbap. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.









Possible request optimization











Normal result

IP address 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

DNS records

Type Host Target/ip TTL Other
A 60
NS 60
NS 60

60 Mname:
Serial: 1586344000
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum-ttl: 86400
MX 60 Pri: 5

Language and encoding

Normal result


EN en language flag


N/A  language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise can be misinterpreted by Google and other search engines. Our service has detected that English 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 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.

HTTPS certificate

SSL Certificate 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 30.7% of all visits is United States. It lies approximately 4840 miles away from the server location (Germany) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up page load time for the majority of users is moving the server to United States or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

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

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