Am 13.01.2015 um 20:56 schrieb William B:
Unbound creates more flakiness than it solves. Unbound caches
"no
answer" as a negative cache entry. If your wireless blips for an
instant, that's it, result vanishes
simply not true
there is a *huge* difference between a NXDOMAIN response and not
reaching the NS, that said from somebody managing DNS and mail for some
hundret domains over many years