Error:
[Sat Aug 4 09:41:24 BRT 2018] mail.yvespires.tk:Verify error:DNS problem: NXDOMAIN looking up TXT for _acme-challenge.mail.yvespires.tk
checked bind zone file while acme is sleeping(waiting for dns changes)
yvespires.tk. 3600 TXT "v=spf1 mx a:yvespires.tk mx a:mail.yvespires.tk ip4:177.129.104.6 ~all"
_acme-challenge.mail.yvespires.tk. 3600 TXT "Id50s6kzkOrduI8YNdP-btruJ2ZhoZ3GTuEhZeKDhLA"
_acme-challenge.webmail.yvespires.tk. 3600 TXT "T7jmehGhe9JZsWHYorUeeMb_qe1ARtOlBU24K8cbJxE"
_dmarc 3600 TXT "v=DMARC1; p=none"
Full log here: https://yvespires.com.br/files/logacme.txt
My domain is: yvespires.tk
acme.sh --debug --issue --dns dns_ispconfig -d mail.yvespires.tk -d webmail.yvespires.tk
Zimbra 8.8.9.GA.2055.UBUNTU16.64 UBUNTU16_64 FOSS edition, Patch 8.8.9_P1
Ubuntu 16.04.1 LTS
If i request cert and add the dns challenge by hand its works, on automatic it fails