If you have your DMARC set up right, anyone else who tries to send email using your domain as the "from" address will trigger a DMARC violation. It may be that having your address on a public mailing list triggers…
If you have your DMARC set up right, anyone else who tries to send email using your domain as the "from" address will trigger a DMARC violation. It may be that having your address on a public mailing list triggers…