Definition
A DNS owner name whose leftmost label is an asterisk and that can synthesize answers for certain nonexistent names below it. Wildcards do not match every descendant blindly and are constrained by existing names and closest-encloser rules.
A DNS owner name whose leftmost label is an asterisk and that can synthesize answers for certain nonexistent names below it. Wildcards do not match every descendant blindly and are constrained by existing names and closest-encloser rules.