Enable config format from rfc2622 for prefixes about artemis HOT 1 CLOSED

   ^- is the exclusive more specifics operator; it stands for the more
      specifics of the address prefix excluding the address prefix
      itself.  For example, 128.9.0.0/16^- contains all the more
      specifics of 128.9.0.0/16 excluding 128.9.0.0/16.

   ^+ is the inclusive more specifics operator; it stands for the more
      specifics of the address prefix including the address prefix
      itself.  For example, 5.0.0.0/8^+ contains all the more specifics
      of 5.0.0.0/8 including 5.0.0.0/8.

   ^n where n is an integer, stands for all the length n specifics of
      the address prefix.  For example, 30.0.0.0/8^16 contains all the
      more specifics of 30.0.0.0/8 which are of length 16 such as
      30.9.0.0/16.

   ^n-m where n and m are integers, stands for all the length n to
      length m specifics of the address prefix.  For example,
      30.0.0.0/8^24-32 contains all the more specifics of 30.0.0.0/8
      which are of length 24 to 32 such as 30.9.9.96/28.