"We are currently carrying out some maintenance work on our website. Please come back soon," the homepage reads, underneath the Royal Family's coat of arms.
The surprising update comes just days from 37-year-old Meghan's due date.
She's also been MIA in recent weeks, with her last public appearance being on March 19 to commemorate the victims of the Christchurch terror attack.
Royal-watchers will no doubt be circling the hospital closest to Meghan and Harry's Frogmore Cottage home in Windsor, after an insider revealed over the weekend that the couple had changed their birth plan at the last minute.
Unlike Princess Diana and Catherine, Duchess of Cambridge before them, Megs and Harry will ditch four decades of royal tradition and welcome their first child at a maternity ward closer to home.