Things to check:
Check for outages in the area:
https://www.webafrica.co.za/networkstatus/
http://www.mweb.co.za/help/ServiceStatus/ServiceStatusHome.aspx
Check your account status:
https://usage.webafrica.co.za/
https://www.webafrica.co.za/clientarea.php
Check the coverage map:
https://www.webafrica.co.za/lte/
https://www.webafrica.co.za/networkstatus/
http://www.mweb.co.za/help/ServiceStatus/ServiceStatusHome.aspx
Check your account status:
https://usage.webafrica.co.za/
https://www.webafrica.co.za/clientarea.php
Check the coverage map:
https://www.webafrica.co.za/lte/
Performing a Traceroute in Mac OS X
If you are running Mac® OS X, you can use the Network Utility application, which is included with Mac OS X, to run the trace route.
Launch Network Utility. Note: You can do this through Mac OS X Spotlight by typing Network Utility, and then clicking the Top Hit.
Click Traceroute.
Enter the domain name for which you want to perform a traceroute. For example: www.webafrica.co.za
Click Trace.
Select the results, and then right-click and select Copy or press COMMAND+C to copy the text.
Paste the text into a text editor (TextEdit, etc.) and save the file.