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docs: add AAAA/PTR/IPv6 DNS guidance and SPF/DMARC variants
- #2779
#2779
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oravanest
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docs: add AAAA/PTR/IPv6 DNS guidance and SPF/DMARC variants
#2779
oravanest
wants to merge 1 commit into
simple-login:master
simple-login/app:master
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oravanest:docs-dns-deliverability
oravanest/app:docs-dns-deliverability
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docs: add AAAA/PTR/IPv6 DNS guidance and SPF/DMARC variants
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