a detour DANE, was A Deep Dive on the Recent Widespread DNS Hijacking

[johnl at iecc.com (John R. Levine)]

FYI:

> SMTP transitioned from A to MX.

No, it didn't.  A surprising number of real mail hosts only publish an A, 
and I lost the battle to say that MX shouldn't fall back to AAAA.  It 
does.

> SPF could have been the same except people were impatient and had 
> unrealistic expectations of how long it would take.

Perhaps it's a generational thing.  I'm not very interested in transitions 
that won't happen until after I'm dead.

R's,
John