What are the addresses of the IPv6 resolvers? Edit: the resolver at 80.80.80.80 has ipv6 connectivity since I was able to resolve a dns record on a domain with

What are the addresses of the IPv6 resolvers? Edit: the resolver at 80.80.80.80 has ipv6 connectivity since I was able to resolve a dns record on a domain with only ipv6 authoritative servers. The queries originated from 2a00:ec8:400:ff04::3e (LeaseWeb Network B.V., Amsterdam).