配信 はいしん不能 ふのう通知 つうちでしょう
haishinfuno utsu uchideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 配信不能通知

1. Probably undeliverable notification.; Likely delivery failure notice.

Polite
Presumptive
Conjecture
Computing