8.26.56.26
8.20.247.20
or
156.154.70.22
156.154.71.22
I’m pretty sure that I had set the firsts, but now rechecking I realized to have the seconds, I don’t know if they were automatically changed by the latest Comodo updates, however, I thought they were no longer supported, in fact, here are nominated only the firsts: Free Comodo Secure DNS | Best DNS Security Solution 2022