v4-mapped v6 (rfc4038), not 6to4, right? It was only a transition feature and not how v6 was rolled out by default. I don't even have such an address. You enabl

v4-mapped v6 (rfc4038), not 6to4, right? It was only a transition feature and not how v6 was rolled out by default. I don't even have such an address. You enable v6 and it suddenly means you're reachable with the new addresses, typically assigned via slaac. Also idk if v4-mapped was meant to be split beyond /32s.