Z&D object identifier registry
IANA assigned Private Enterprise Number 67323 to Z&D in October 2026, giving it the object identifier (OID) arc 1.3.6.1.4.1.67323 (iso.org.dod.internet.private.enterprise.67323). This page is the authoritative list of the numbers Z&D has assigned under that arc.
| OID | Meaning | Status |
|---|---|---|
| 1.3.6.1.4.1.67323 | Z&D Root of the Z&D arc (IANA Private Enterprise Number 67323) | Assigned |
| 1.3.6.1.4.1.67323.1 | Z&D CA All public-key infrastructure use | Assigned |
| 1.3.6.1.4.1.67323.1.1 | Z&D CA CP/CPS Certificate Policy and Certification Practice Statement | Assigned |
| 1.3.6.1.4.1.67323.1.1.1 | Server (TLS) certificates Certificate type under the CP/CPS | Assigned |
| 1.3.6.1.4.1.67323.1.1.2 | mTLS client certificates Certificate type under the CP/CPS | Assigned |
| 1.3.6.1.4.1.67323.1.1.2.1 | Pleasant Hill mTLS client certificates mTLS certificates issued at the direction of Pleasant Hill IT | Assigned |
| 1.3.6.1.4.1.67323.1.1.3 | Wi-Fi (802.1X) certificates Certificate type under the CP/CPS | Assigned |
| 1.3.6.1.4.1.67323.1.1.4 | ID / document signing certificates Certificate type under the CP/CPS (notary-style identity verification) | Assigned |
| 1.3.6.1.4.1.67323.1.2 | Z&D Time-Stamp Policy RFC 3161 timestamps from the Z&D Timestamping Authority, ±100 ms of UTC | Assigned |
| 1.3.6.1.4.1.67323.1.3 and up | Reserved Future PKI use, e.g. policies for other client hierarchies | Reserved |
| 1.3.6.1.4.1.67323.2 and up | Reserved Non-PKI use | Reserved |
Rules
- A number, once assigned, is never reused for a different meaning. Retired numbers stay listed and are marked as retired.
- New numbers are added here before they appear in any certificate, timestamp or document.
- Each OID links to this page as
https://sshlab.net/oid/#<suffix>, for example #1.2 for the Time-Stamp Policy.