Undesired notifications / crontab

Found the following certs:
Certificate Name: minerva11.mine.bz
Domains: minerva11.mine.bz
Expiry Date: 2018-09-15 09:48:28+00:00 (VALID: 85 days)
Certificate Path: /etc/letsencrypt/live/minerva11.mine.bz/fullchain.pem
Private Key Path: /etc/letsencrypt/live/minerva11.mine.bz/privkey.pem
Certificate Name: swissluxuryhair.com
Domains: swissluxuryhair.com swissluxuryhair.ch www.swissluxuryhair.ch www.swissluxuryhair.com
Expiry Date: 2018-09-15 09:48:41+00:00 (VALID: 85 days)
Certificate Path: /etc/letsencrypt/live/swissluxuryhair.com/fullchain.pem
Private Key Path: /etc/letsencrypt/live/swissluxuryhair.com/privkey.pem