Mail::ListDetector::Detector::Ecartis(3pm) on Linux
The text e5090617b898, as Debian 11 (Bullseye), Debian 10 (Buster) shipped it.
Ecartis message detector
The text e5090617b898, as Debian 11 (Bullseye), Debian 10 (Buster) shipped it.
Ecartis message detector