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Overview of TLDs (Domain Name Extensions)

Registration (Anchor: reg)

TLD Duration (Years) Money Back Grace Period (Days) 1 Country / Sponsor Specific Requirements Domain Name Length Name Servers Required for Zone Delegation 2 60 Day Transfer Lock IDN Support
Afilias gTLD Domains 1- 10 years 4 None 3 - 63 Characters 2 - 13
Famous Four 1- 10 years 4 None 3 - 63 Characters 2 - 13
ZACR 1- 10 years 4 None 3 - 63 Characters 2- 13
CentralNIC gTLD Domains 1- 10 years 4 None 3 - 63 Characters 2 - 13
Radix Domains 1- 10 years 4 None 3 - 63 Characters 2 - 13
Neustar Domains 1- 10 years 4 None 3 - 63 Characters 2 - 13

Renewal (Anchor: ren)

TLD Duration (Years) 3 Auto Renewal 4 Renewal Grace Period (Days) Constraints / Notes
Afilias gTLD Domains 1 - 10 36 None
Famous Four 1 - 10 36 None
ZACR 1 - 10 36 None
CentralNIC gTLD Domains 1 - 10 36 None
Radix Domains 1 - 10 36 None
Neustar Domains 1 - 10 36 None

Transfer (Anchor: trf)

TLD Registration Term Extended By (Years) Domain Secret / Auth Code Length 5 Constraints / Comments 60 Day Transfer Lock
Afilias gTLD Domains 1 8 - 32 Characters None
Famous Four 1 8 - 32 Characters None
ZACR 1 8 - 32 Characters None
CentralNIC gTLD Domains 1 8 - 32 Characters None
Radix Domains 1 8 - 32 Characters None
Neustar Domains 1 8 - 32 Characters None

Restoration / Redemption Grace Period (Anchor: res)

TLD Supported 6 Grace Period (Days)
Afilias gTLD Domains 30
Famous Four 30
ZACR 30
CentralNIC gTLD Domains 30
Radix Domains 30
Neustar Domains 30

Other Operations (Anchor: oth)

TLD Child Name Servers 7 Theft Protection / Locks 8 Suspension 9 Contact Details Modification 10 Move Operation 11 Privacy Protection 12
Afilias gTLD Domains Unlimited No Restriction
Famous Four Unlimited No Restriction
CentralNIC gTLD Domains Unlimited No Restriction
Radix Domains Unlimited No Restriction
Neustar Domains Unlimited No Restriction