Blacklist

A global list of domains/IPs known for sending spam, used by ISPs to block mail.

Category
Architecture
Term ID
blacklist
Related
4 Terms
Status
Defined
01 — The Deep Dive

Understanding the Mechanics

Being on a blacklist (like Spamhaus) is the death sentence for a domain. It means your emails are being auto-rejected by major providers. Delisting is a painful, manual process.

Related Concepts

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