550 5.4.1 Recipient address rejected: Access denied. AS(201806281) Bah! Simon Bolton doesn't want my email. I'm reluctant to publicly tweet him a link to this,

550 5.4.1 Recipient address rejected: Access denied. AS(201806281) Bah! Simon Bolton doesn't want my email. I'm reluctant to publicly tweet him a link to this, largely because my twitter account has followers and this is tangentially about my mum's own health.