BounceStudio™ Advantage - Email Bounce Categories

BounceStudio Advantage sorts your bounced email messages into the following categories. In the table below, the "Bounce Type" column contains the BounceStudio email bounce code that gets logged to your database, along with the affected email address.

Bounce Type	Description
HB	Hard Bounce
SB	Soft Bounce - General
SBDF	Soft Bounce - Dns Failure
SBMF	Soft Bounce - Mailbox Full
SBMS	Soft Bounce - Message Size Too Large
GB	General Bounce
MB	Mail Block - General
MBKS	Mail Block - Known Spammer
MBSD	Mail Block - Spam Detected
MBAD	Mail Block - Attachment Detected
MBRD	Mail Block - Relay Denied
AR	Auto Reply
TB	Transient Bounce
SR	Subscribe Request
UR	Unsubscribe Request
CR	Challenge-Response
BN	Bounce - But No Email Address Returned (Rare)
NB	Non Bounce

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"BounceStudio is picking them up as fast as they come in and updating our database for us. It's great!"

Innes Borkwood

Nesco Group

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