I could help set DNS up with Amazon's Route 53 DNS service. I've been using it for about four years.
Its $0.50 per month per zone (e.g. squeak.org & wiki.squeak.org are the same 'zone' but not squeaksource.com) and $0.40 per million DNS queries. The query usage is shared across zones.
page: https://aws.amazon.com/route53/ pricing: https://aws.amazon.com/route53/pricing/ faq: https://aws.amazon.com/route53/faqs/
box-admins@lists.squeakfoundation.org