It's a common misconception that all Spam Traps are un-detectable. We read all those same articles you did. This a lot of mis-information on the web regarding Spam Traps. We can't reveal all of the ways we detect Spam Traps, but we can provide you a few.
- Depending on the Spam Trap owner, some emails will bounce and in the bounce message it will says, this is a spam trap, if you email this account again, you will be listed.
That's pretty clear cut? How is that un-detectable?
- Some spam trap are spelled out in the domain name like - "firstname.lastname@example.org"
That's easily identifiable too.
- Some Spam Traps are found through analysis.
- Some are provided to us through third party relationships.
And yes, It's impossible to detect or know about all Spam Traps. We might not be able to eliminate all your Spam Traps, but if we eliminate 50% of them, it's a good start!