ska.ac.za Website Information
Daily Unique Visits: 4,189
Daily Page Views: 16,756
Income Per Day: $47
Estimated Value: $25,380
ska.ac.za is registered under .ZA top-level domain. Please check other sites in .ZA zone.
No name server records were found.
and is probably hosted by HETZNER (Pty) Ltd. See the full list of other websites hosted by HETZNER (Pty) Ltd.
The highest website ska.ac.za position in Alexa rank database was 50556 and the lowest rank position was 999686. Current position of ska.ac.za in Alexa rank database is 299578.
Desktop speed score of ska.ac.za (5/100) is better than the results of 0.65% of other sites and shows that the page desktop performance can be improved.
Mobile usability score of ska.ac.za (99/100) is better than the results of 79.46% of other sites and means that the page is mobile-friendly.
Mobile speed score of ska.ac.za (3/100) is better than the results of 0.36% of other sites and shows that the landing page performance on mobile devices is poor and can be improved.
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ska.ac.za Alexa Rank
The traffic rank is based on three months of aggregated historical traffic data from millions of Alexa Toolbar users and is a combined measure of page views and users.
ska.ac.za whois
WHOIS gives you the ability to lookup any generic domains to find out the registered domain holder. WHOIS database are provided for information purposes only. It allows the public to check whether a specific domain name is still available or not and to obtain information related to the registration records of existing domain names.
NOTE: Failure to locate a record in the whois database is not indicative of the availability of a domain name.
>>> Last update of WHOIS database: 2022-02-06T19:20:56Z
ska.ac.za server information
Servers Location
ska.ac.za desktop page speed rank
Last tested: 2017-11-12
ska.ac.za Desktop Speed Test Quick Summary
priority - 484Optimize images
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priority - 86Enable compression
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priority - 15Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
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https://static.doubleclick.net/instream/ad_status.js (15 minutes)
priority - 10Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 9 blocking script resources and 9 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
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http://www.ska.ac.za/wp-content/themes/enfold/js/avia-compat.js?ver=4.1
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Optimize CSS Delivery of the following:
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http://www.ska.ac.za/wp-content/themes/enfold/css/custom.css?ver=4.1
priority - 9Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 85.3KiB (30% reduction).
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priority - 6Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
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priority - 4Prioritize visible content
Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.
The entire HTML response was not sufficient to render the above-the-fold content. This usually indicates that additional resources, loaded after HTML parsing, were required to render above-the-fold content. Prioritize visible content that is needed for rendering above-the-fold by including it directly in the HTML response.
priority - 3Reduce server response time
ska.ac.za Desktop Resource Breakdown
Total Resources | 64 |
Number of Hosts | 8 |
Static Resources | 36 |
JavaScript Resources | 15 |
CSS Resources | 11 |
ska.ac.za mobile page speed rank
Last tested: 2017-11-01
ska.ac.za Mobile Speed Test Quick Summary
priority - 464Optimize images
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priority - 86Enable compression
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priority - 40Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 9 blocking script resources and 9 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
http://www.ska.ac.za/wp-includes/js/jquery/jquery-migrate.min.js?ver=1.4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/avia-compat.js?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/avia.js?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/shortcodes.js?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/a…c-popup.min.js?ver=4.1
http://www.ska.ac.za/wp-includes/js/mediaelement/m…ayer.min.js?ver=2.22.0
http://www.ska.ac.za/wp-includes/js/mediaelement/w…ement.min.js?ver=4.8.3
http://www.ska.ac.za/wp-includes/js/wp-embed.min.js?ver=4.8.3
Optimize CSS Delivery of the following:
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http://www.ska.ac.za/wp-content/themes/enfold/css/base.css?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/css/layout.css?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/css/shortcodes.css?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/a…ific-popup.css?ver=4.1
http://www.ska.ac.za/wp-content/themes/enfold/js/m…mentplayer.css?ver=4.1
http://www.ska.ac.za/wp-content/uploads/dynamic_av….css?ver=59de62a194deb
http://www.ska.ac.za/wp-content/themes/enfold/css/custom.css?ver=4.1
priority - 23Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
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http://www.ska.ac.za/wp-content/uploads/2013/03/logo_skaint-300x124-1.png (expiration not specified)
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http://www.ska.ac.za/wp-content/uploads/2013/03/slider02.jpg (expiration not specified)
http://www.ska.ac.za/wp-content/uploads/2013/03/slider03.jpg (expiration not specified)
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https://static.doubleclick.net/instream/ad_status.js (15 minutes)
priority - 16Prioritize visible content
Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.
The entire HTML response was not sufficient to render the above-the-fold content. This usually indicates that additional resources, loaded after HTML parsing, were required to render above-the-fold content. Prioritize visible content that is needed for rendering above-the-fold by including it directly in the HTML response.
priority - 9Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 85.3KiB (30% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/js/avia.js?ver=4.1 could save 27.8KiB (22% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/js/avia-compat.js?ver=4.1 could save 735B (35% reduction).
priority - 6Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 57.4KiB (17% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/css/layout.css?ver=4.1 could save 14.2KiB (13% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/js/m…mentplayer.css?ver=4.1 could save 2.9KiB (17% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/css/base.css?ver=4.1 could save 2.7KiB (19% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/css/grid.css?ver=4.1 could save 2.5KiB (28% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/js/a…ific-popup.css?ver=4.1 could save 1.6KiB (22% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/css/print.css?ver=4.1 could save 1.5KiB (32% reduction).
Minifying http://www.ska.ac.za/wp-content/themes/enfold/css/custom.css?ver=4.1 could save 622B (87% reduction).
priority - 5Reduce server response time
ska.ac.za Mobile Resource Breakdown
Total Resources | 65 |
Number of Hosts | 9 |
Static Resources | 37 |
JavaScript Resources | 15 |
CSS Resources | 11 |
ska.ac.za mobile page usability
Last tested: 2017-11-01
ska.ac.za Mobile Usability Test Quick Summary
priority - 1Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
<li id="menu-item-search" class="noMobile menu-…m-avia-special">Search</li>
is close to 1 other tap targets.The tap target
<a href="http://www.ska…_uhbp_2018.pdf">Undergraduate…ours Bursaries</a>
and 4 others are close to other tap targets.The tap target
<a href="http://www.ska…al_2016Feb.pdf">Promotion of A…to Information</a>
and 1 others are close to other tap targets.ska.ac.za HTML validation
Errors
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
"...</script> <link rel='https://api.w.org/' href='http://www.ska.ac.za/wp-json/' /> <link..."
No “p” element in scope but a “p” end tag seen.
"...an></div> </p> </div..."
The “itemtype” attribute must not be specified on elements that do not have an “itemscope” attribute specified.
"...an></div> <div class='avia-video avia-video-16-9 ' itemprop="video" itemtype="https://schema.org/VideoObject" ><div c..."
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
"...ame-wrap'><iframe width="1500" height="844" src="https://www.youtube.com/embed/VWtPFMUlYVY?feature=oembed" frameborder="0" allowfullscreen></ifra..."
Warnings
The “banner” role is unnecessary for element “header”.
"..._all'> <header id='header' class='all_colors header_color light_bg_color av_header_top av_logo_left av_main_nav_header av_menu_right av_slim av_header_sticky av_header_shrinking av_header_stretch_disabled av_mobile_menu_tablet av_header_transparency av_header_searchicon av_header_unstick_top_disabled av_bottom_nav_disabled av_header_border_disabled' role="banner" itemscope="itemscope" itemtype="https://schema.org/WPHeader" > <d..."
Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)
"... data-av_icon='' data-av_icon..."
The “navigation” role is unnecessary for element “nav”.
"...</li></ul><nav class='sub_menu' role="navigation" itemscope="itemscope" itemtype="https://schema.org/SiteNavigationElement" ><ul id..." Line: 122 Column: 259 - 407
".../a></span><nav class='main_menu' data-selectname='Select a page' role="navigation" itemscope="itemscope" itemtype="https://schema.org/SiteNavigationElement" ><div c..."
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
"...an></div> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 234 Column: 1 - 106
".../section> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 240 Column: 1 - 106
"...an></div> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 242 Column: 1 - 106
".../section> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 248 Column: 1 - 106
"...an></div> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 250 Column: 1 - 106
".../section> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 275 Column: 1 - 106
"...an></div> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 277 Column: 1 - 106
".../section> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..." Line: 282 Column: 1 - 106
"...an></div> <section class="av_textblock_section " itemscope="itemscope" itemtype="https://schema.org/CreativeWork" ><div c..."
The “contentinfo” role is unnecessary for element “footer”.
"... <footer class='container_wrap socket_color' id='socket' role="contentinfo" itemscope="itemscope" itemtype="https://schema.org/WPFooter" > ..."
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ska.ac.za Ping
Ping is a computer network administration software utility used to test the reachability of a host on an Internet Protocol (IP) network. It measures the round-trip time for messages sent from the originating host to a destination computer that are echoed back to the source.
ska.ac.za TRACEROUTE
Traceroute is a computer network diagnostic tool for displaying the route (path) and measuring transit delays of packets across an Internet Protocol (IP) network. The history of the route is recorded as the round-trip times of the packets received from each successive host (remote node) in the route (path); the sum of the mean times in each hop is a measure of the total time spent to establish the connection. Traceroute proceeds unless all (three) sent packets are lost more than twice, then the connection is lost and the route cannot be evaluated.