Archive for the ‘DNS’ Category
So, you want to add an SPF record to your domain.
First, SPF records used to be held in TXT records, but more modern DNS systems hold the SPF data in an actual “SPF” record. If your DNS solution doesn’t support SPF, then use the TXT record instead. Either way, the format is the same. Here’s a very simple example, which only allows mail sent from an IP address listed in one of the MX records for the domain example.com:
example.com. IN SPF "v=spf1 +mx -all"
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