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Proving Non-existence of a wildcard (1)
nSuppose our zone looks like
uf.      SOA  É
ue.f  A É
ud.e.f A É
uc.d.e.f A É
ub.c.d.e.f    A É
nWe query for a.b.c.d.e.f.
nWe will have to prove the non-existence of the possible wildcards
nHow would a zone with wildcards look?
n