I would even say that Message Center has never been designed for handeling correctly the quarantine functionnality:Marketing instanceMessage Center 1 (RT1)Message Center 2 (RT2)I know that kind of configuration is quite old today but always used for lots of customers RT1 have "badEmail@homail.com" i...

Hi,here is the way to "decrypt" your message-IdNM60002D2AC001D1A16abcdtest@myemail.comNM6 0002D2AC 001D1A16 abcdtest @myemail.comNM6 -> prefix for the neolane version0002D2AC -> broadlogId in hexadecimal (185004 in your case) on the MTA side001D1A16 -> deliveryId in hexadecimal (1907222 here) on the...