You could be using a VPN. I always found DNS with VPN messy, how not to leak queries, how to resolve internal records, how to react to the VPN servers dhcp info.
Never send DNS queries into a VPN. They are all logged along with the originating client IP.
If your VPN provider claims they "don't log" it just means they're tagging the query with your IP as it leaves their network and letting their upstream ISP do the logging.
Indeed, however there are more use cases for VPNs.
You might run a "road warrior"-setup, connecting to the company network for services and accidentally leaking company DNS info to the airports WLAN provider.
If your VPN provider claims they "don't log" it just means they're tagging the query with your IP as it leaves their network and letting their upstream ISP do the logging.
Never, ever, send UDP/53 traffic into a VPN.