Their name service (for example, for quivamail.com) is provided by
everydns.com, a spam operation which does not accept email sent to its
abuse email dddress.
Here are some email addresses used by McNaughton and Hinds.
4046405057555C4...@quivamail.com,
404640535C575C4...@quivamail.com, ab...@quivamail.com,
ni...@quivalent.com.au, nick_mc...@hotmail.com,
postm...@quivamail.com