```
  # Hostnames completion.
  zstyle -e ':completion:*:hosts' hosts 'reply=(
    ${${${${${(f)"$(<${HOME}/.ssh/known_hosts)"//\[/}//\]:/ }:#[\|]*}%%\ 
*}%%,*}
    ${${${(@M)${(f)"$(<${HOME}/.ssh/config)"}:#Host *}#Host }:#*[*?]*}
    ${(s: :)${(ps:\t:)${${(f)~~"$(</etc/hosts)"}%%\#*}#*[[:blank:]]}}
  )'
  zstyle ':completion:*:*:*:hosts' ignored-patterns 'ip6*' 'localhost*'


```