; Route53 DNS template for Postal v3 on AWS
; Replace postal.example.com, subdomains, and 203.0.113.10 with your values
; Source: https://docs.postalserver.io/getting-started/dns-configuration

; Main Postal host (web UI, API, SMTP)
postal.example.com. 300 IN A 203.0.113.10

; Optional MX hostnames (can point to same EIP)
mx1.postal.example.com. 300 IN A 203.0.113.10
mx2.postal.example.com. 300 IN A 203.0.113.10

; Global SPF include for mail server IPs
spf.postal.example.com. 300 IN TXT "v=spf1 ip4:203.0.113.10 -all"

; Return-path (MAIL FROM) domain
rp.postal.example.com. 300 IN A 203.0.113.10
rp.postal.example.com. 300 IN MX 10 postal.example.com.
rp.postal.example.com. 300 IN TXT "v=spf1 a mx include:spf.postal.example.com -all"
postal._domainkey.rp.postal.example.com. 300 IN TXT "v=DKIM1; k=rsa; p=REPLACE_WITH_postal_default-dkim-record_OUTPUT"

; Inbound route domain
routes.postal.example.com. 300 IN MX 10 postal.example.com.

; Click/open tracking (optional)
track.postal.example.com. 300 IN A 203.0.113.10

; Customer sending domain example (verify in Postal UI per mail server)
; example.com. 300 IN TXT "v=spf1 include:spf.postal.example.com -all"
; _dmarc.example.com. 300 IN TXT "v=DMARC1; p=quarantine; rua=mailto:dmarc@example.com"

; PTR (reverse DNS) — request via AWS support for Elastic IP
; 10.113.0.203.in-addr.arpa. 300 IN PTR postal.example.com.