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Technically you can receive mail without MX records if your mail server is on the same host as the web server.
by account42 3mo ago
Technically you can receive mail without MX records if your mail server is on the same host as the web server.
- inigyou 3mo agoAnd if you send, a lot of mail servers will assume it's not meant to have any email service and will treat it as an SPF fail.