Catch-All Email Addresses: Risks and Uses
A catch-all address quietly accepts any email sent to your domain, even to addresses that do not formally exist. It sounds convenient — nothing is ever lost — but it carries real downsides that can outweigh the benefits.
This article explains when a catch-all helps and when it does more harm than good.
The Appeal
Catch-all addresses ensure that mail sent to a mistyped or guessed address still arrives somewhere rather than bouncing, which can occasionally be useful.
The Hidden Costs
Unfortunately, the same trait that catches genuine mail also catches a flood of unwanted messages.
- Spammers send to random addresses, all of which a catch-all accepts.
- Accepting mail to invalid addresses can harm your sending reputation.
- The volume of junk makes it harder to spot genuine messages.
A Better Approach
We usually recommend defined aliases for the addresses you actually use, with a tidy bounce for everything else. If a catch-all is genuinely needed, it should be tightly filtered.
Frequently Asked Questions
Should I use a catch-all for my business?
Usually not. Specific aliases give you the coverage you need without the spam and reputation risks of a catch-all.
If you need a hand with any of this, your Progressive Robot delivery team is ready to help. Raise a ticket from the Support area of your client portal or speak to your account manager and we will guide you through the next steps.