Loading ACME account details
Placing ACME order
Order URL: https://acme-v02.api.letsencrypt.org/acme/order/119126600/102905354286
Getting authorization details from 'https://acme-v02.api.letsencrypt.org/acme/authz-v3/125874739446'
The validation for mta.zzzz.de is pending!
[Fri Jul 1 21:03:12 CEST 2022] Calling acme-dns on selfhost
[Fri Jul 1 21:03:12 CEST 2022] Trying to add DT8yKNggaJmmIK49AJRt3yog2LCrC7dFv2dsQI8BE2E on selfhost for rid: 3041444
Add TXT record: _acme-challenge.mta.zzzz.de
Sleeping 30 seconds to wait for TXT record propagation
Triggering validation
Sleeping for 5 seconds
[Fri Jul 1 21:03:48 CEST 2022] It seems that your api file is not correct, it must have a function named: dns_selfhost_rm
command 'setpriv --reuid nobody --regid nogroup --clear-groups --reset-env -- /bin/bash /usr/share/proxmox-acme/proxmox-acme teardown selfhost mta.zzzz.de' failed: exit code 1
TASK ERROR: validating challenge 'https://acme-v02.api.letsencrypt.org/acme/authz-v3/125874739446' failed - status: invalid, DNS problem: NXDOMAIN looking up TXT for _acme-challenge.mta.zzzz.de - check that a DNS record exists for this domain