Mail::ListDetector::Detector::Yahoogroups(3pm) on Linux
The text 741962020e91, as Debian 11 (Bullseye), Debian 10 (Buster) shipped it.
Yahoo! Groups message detector
The text 741962020e91, as Debian 11 (Bullseye), Debian 10 (Buster) shipped it.
Yahoo! Groups message detector