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Registry included below
The DNSKEY RR contains a 16-bit flags field. The KEY RR may have different flag assignments -- those assignments are not recorded in this registry.
| Number | Description | Reference |
|---|---|---|
| 0-6 | Unassigned | [RFC3755][RFC4034] |
| 7 | ZONE | [RFC3755][RFC4034] |
| 8 | REVOKE | [RFC5011] |
| 9-14 | Unassigned | [RFC3755][RFC4034] |
| 15 | Secure Entry Point (SEP) | [RFC3757][RFC4034] |