Iam using zimbra with proxmomx gw. Everything looks ok except one log, only with protonmail.com
(Host or domain name not found. Name service error for name=protonmail.com type=MX: Host not found, try again)
root@mailsystem:~# dig protnmail.com
; <<>> DiG 9.10.3-P4-Ubuntu <<>> protnmail.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38944
;; flags: qr rd ra; QUERY: 1, ANSWER: 6, AUTHORITY: 2, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;protnmail.com. IN A
;; ANSWER SECTION:
protnmail.com. 300 IN A 198.58.118.167
protnmail.com. 300 IN A 96.126.123.244
protnmail.com. 300 IN A 45.33.2.79
protnmail.com. 300 IN A 45.33.23.183
protnmail.com. 300 IN A 45.56.79.23
protnmail.com. 300 IN A 45.79.19.196
;; AUTHORITY SECTION:
protnmail.com. 172800 IN NS ns1.mytrafficmanagement.com.
protnmail.com. 172800 IN NS ns2.mytrafficmanagement.com.
;; Query time: 139 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri Jul 24 12:40:38 CEST 2020
;; MSG SIZE rcvd: 194
Please help.
Regards