noun which may take the genitive case particle 'no', noun
send-only; no-reply
Used in computing contexts for addresses or accounts that only send messages and do not receive replies, such as no-reply email addresses.
このメールは配信専用ですので、返信はご遠慮ください。
This email is send-only, so please do not reply.
配信専用のアドレスからお知らせが届いた。
A notification arrived from a no-reply address.
Compound of 配信 (distribution, transmission) and 専用 (exclusive use).