If you are running your own DNS servers than you may not want to let other people snoop around your zone files. Nameservers that are misconfigured will allow zone transfers unless the server administrator explicitly changes their settings to not allow it. What happens when someone can do a zone transfer (AXFR)? The receiving party […]
What does Oakley Capital own?
Why has my host recently increased their pricing?
If your web hosting provider offers Cpanel and has recently announced an increase in prices then the reason is Cpanel. Cpanel is the web hosting control panel that makes it easy for non-technical people and anybody to manage their web hosting account. Many of the most popular web hosts use Cpanel. Increase depends on number […]
How to list all SSL certificates issued by certbot and how to delete one
If you are using Let’s Encrypt to issue SSL certificates for your site and want to display a list of all your SSL certificates. You can run the following if your server is using certbot. certbot certificates To delete a Let’s Encrypt SSL certificate that is on your server run the following. certbot delete and […]
Cheap ways to backup your site
What is a sub-domain?
A sub-domain is simply an extension of your existing domain name. There is no cost to create a subdomain name. Your main domain name can be for example: vnkb.com. For a subdomain you can enter your control panel and create: james.vnkb.com. This would be an example of a subdomain. A subdomain is an additional web […]
Oracle Dyn DNS pricing
Dyn.com was acquired by Oracle a few years ago. Taking a look at the Dyn.com website you can see that Oracle has now added their name/brand. It is now known as Oracle Dyn. The pricing on the Dyn website also shows three different tiers for their hosted DNS service. Dyn offers developers a pay as […]
SSL/TLS handshake failed when sending email with SMTP server
Error message: * Account ‘email@example.com’: Connecting to SMTP server: mail.example.com:25… *** SSL/TLS handshake failed *** Error occurred while sending the message. If you get the above error message in your email client logs then the issue maybe you are attempting to send the message to an SMTP server on the wrong port. Please make sure […]
How to switch from the Gutenberg editor back to the WYSIWYG editor
Some people love the new Gutenberg block editor while some people love the old classic WordPress editor. You are probably reading this article because you do not like the new WordPress Gutenberg block editor. It may look clunky or is not your cup of tea. Either way you can switch back to the classic WordPress […]
What does “535 5.7.8 Error: authentication failed:” mean?
If you see the error message “535 5.7.8 Error: authentication failed:” in your logs then this means that somewhere in your email client’s setting there is an error. Your mail server is expecting a specific username and password. While your are sending either an incorrect username or incorrect password (or both are incorrect). Re-check your […]