# Known invalid or missed Message-IDs # 'domain' 'Message-ID regexp' alibaba.com /^[a-f0-9]{8}(?:-[a-f0-9]{4}){3}-[a-f0-9]{12}-0$/ aliexpress.com /^(?:(?:[0-9]{14}|[a-z]{4}UTT_[0-9]{5}_)[$])?[a-f0-9]{32}$/ is-zakupki.com mirtesen.ru sberbank-ast.ru wildberries.ru /^[a-f0-9]{8}(?:-[a-f0-9]{4}){3}-[a-f0-9]{12}$/ promo.wildberries.ru /^[A-F0-9]{8}(?:-[A-F0-9]{4}){3}-[A-F0-9]{12}$/