Root Zone Management

IANA is responsible for management of the DNS root zone. This role means assigning the operators of top-level domains, such as .uk and .com, and maintaining their technical and administrative details.

Browse

IANA's Root Zone Database contains the authoritative record of the operators of various top-level domains.

• Root Zone Database

Maintain

TLD operators can change their delegation details by submitting revised details using our online interface, or via the email template.

• Root zone change requests

Policy, Procedures and Guides

• Domain Name System Structure and Delegation (RFC 1591, March 1994)
• Other procedures and guides...

DNSSEC Key Signing Key Information

Information regarding our role as operator of the Key Signing Key for the DNS Root Zone.

• Root Zone DNSSEC Trust Anchors
• KSK Ceremony Materials
• DNSSEC Practice Statement for the Root Zone KSK Operator
• SysTrust Certification
• Public Announcement Mailing List regarding KSK activity