Multi-level wildcard (catch-all) DNS setup *.*.domain.com => one IP/CNAME
- by Jan Rovner
It is well known that it is possible to configure a DNS server to do a "catch-all" resolving on a single subdomain level, such as *.example.com. IN A x.x.x.x, so that anything.example.com maps to a single IP/CNAME.
However, I need to set up an at least "level-2" wildcard sub-subdomain catch-all wildcard system so that any.thing.example.com or…