"Here's my credit card and GoDaddy creds, guys, and here's a technical note about my DNS settings that I want you to pay extra special attention to. Tell me when I should expect to start getting the GoDaddy confirmation emails. Other than that, have fun playing with DNS settings -- I never want to even think about them again."
This post is 5% "Here's my recommendation for a DNS service" and 95% "Notice how in return for an hour or two of grunt work a SaaS company just made it very easy for me to award them $2,000 of high-margin recurring revenue a year despite being twice as expensive as my pre-existing option by successfully overcoming my 'I would love to move off my existing solution but it requires grunt work so I think I'll punt on that decision for, oh, eight years' objection? That's a really good trade. You should consider offering it in your SaaS business, too, in any way that makes sense for it."