check nuki.sh

 #!/bin/bash
 OUTAGE=$(curl -m 10 https://status.nuki.io/en/ 2>&1 | grep -iwo outage  | uniq);
 
 EMAIL="[email protected]"
 PASS="[[yourappgeneratedpassword]]"
 
 send_email () {
 
   swaks -4 --server smtp.gmail.com -tlsc --tls-protocol TLSv1_2 \
     --from $EMAIL --to $EMAIL \
     --auth LOGIN --auth-user $EMAIL --auth-password "$PASS" -apt \
     --h-Subject '[KO] NUKI is currently experiencing an outage' --body 'Check NUKI' 
 
 }
 
  if [[ "$OUTAGE" == "Outage" ]]; then
     echo "Nuki is currently experiencing an outage"; send_email; else echo "Nuki is currently operating normally";
  fi

apt install swaks
Send email
Sign in with app passwords
crontab -e: 

* */15 * * * /usr/local/bin/check_nuki.sh | tee -a /var/log/check_nuki.log

Swaks, check_nuki.sh

Nuki, Smart Lock, Nuki Keypad 2, Nuki Web, Nuki Bridge, Nuki Opener, Matter, Akiles, check_nuki.sh