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by agwa 969 days ago
That can help with the ongoing maintenance of your records, but doesn't help you when you're adding the record in the first place.

As pointed out by singron at https://news.ycombinator.com/item?id=38069760 a malicious service provider (SP1) could give you a DNS record that was really issued by a different service provider (SP2). When you publish the DNS record, you're actually authorizing SP1's account at SP2 to use your domain.

With non-opaque records, you can be sure of what you're publishing.

1 comments

Ah, now I get it. Yes, that is a possible problem.