I found the following article to be very helpful when troubleshooting and bypassing that practice: https://help.dnsfilter.com/hc/en-us/articles/1500008110182

I found the following article to be very helpful when troubleshooting and bypassing that practice: https://help.dnsfilter.com/hc/en-us/articles/1500008110182-transparent-proxying It's also good to know that many newer browsers aren't affected since they've started to enable DoH out of the box (at least that's what firefox has done). Anyway, other programs on your system may be affected too so addressing the issue at the system level is also important.