If you make any changes to the blocking, DNS caches still must be flushed in order for those changes to become apparent.Īs a consequence, OpenDNS suggested that one should do ad blocking locally, not via a service in the cloud.Blocking ad domains at the DNS level can have adverse affects on browsing behavior and speed.Blocking ad domains breaks some web pages.With that aside lets come back to the reasons why OpenDNS does not want to add Ad Blocking to their service. Which literally means that if you want to use NextDNS you have to become a paying customer. After the quota is exceeded, NextDNS will disable the filtering until the next month. The basic service is free but has a limit of 300,000 queries per months. After you sign up for an account, you can create multiple configurations and set filtering rules for each one.

NextDNS provides filtering for various categories, including ad blocks and blocks for adult contents.

The “Non-filtering” service, which does not block anything.

The “Family protection” filter, which blocks Ads, and contents that are not child safe.

If you want to use a DNS service for ad blocking, there are at least two available.ĪdGuard DNS is free. As a result, if you want to use a DNS service to block ads, you have to use a different service. The answer from OpenDNS was no, and for good reason. Some were asking whether OpenDNS can add a filtering category to block unwanted ads. A lot of people use OpenDNS on their home networks to block contents that might be harmful to children.

Dns that blocks youtube ads