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Thanks, I do have several subdomain A records, but not a ton. I should get around to explicitly adding at least the SPF rejects for them.
by dundarious 5y ago
Thanks, I do have several subdomain A records, but not a ton. I should get around to explicitly adding at least the SPF rejects for them.
- zinekeller 5y agoI do hope that an SPF2 will allow defining subdomains. Until then, this is the best defence.