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
.BIZ 1 - 10 4 None 1 - 63 Characters 2 - 13
.COM 1 - 10 4 None 3 - 63 Characters 1 - 13
.IN 1 - 10 4 None 3 - 63 Characters 2 - 13
.INFO 1 - 10 4 None 3 - 63 Characters 2 - 13
.NAME 1 - 10 4 None 3 - 63 Characters 2 - 13
.NET 1 - 10 4 None 3 - 63 Characters 1 - 13
.ORG 1 - 10 4 None 3 - 63 Characters 2 - 13
.US 1 - 10 4 Nexus Compliance 3 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
Neustar Domains 1- 10 years 4 None 3 - 63 Characters 2 - 13

Renewal (Anchor: ren)

TLD Duration (Years) 4 Auto Renewal 5 Renewal Grace Period (Days) Constraints / Notes
.BIZ 1 - 10 36 None
.COM 1 - 10 36 None
.IN 1 - 10 36 None
.INFO 1 - 10 36 None
.NAME 1 - 10 40 None
.NET 1 - 10 36 None
.ORG 1 - 10 36 None
.US 1 - 10 36 None
Famous Four 1 - 10 36 None
ZACR 1 - 10 36 None
Neustar Domains 1 - 10 36 None

Transfer (Anchor: trf)

TLD Registration Term Extended By (Years) Domain Secret / Auth Code Length 6 Constraints / Comments 60 Day Transfer Lock
.BIZ 16 - 16 Characters 1 and 2 character domain names can also be transferred in.
.COM 1 8 - 32 Characters None
.IN 1 6 - 16 Characters None
.INFO 1 6 - 16 Characters None
.NAME 1 1 - 32 Characters None
.NET1 8 - 32 Characters None
.ORG 1 6 - 16 CharactersNone
.US 1 6 - 16 Characters None
Famous Four 1 8 - 32 Characters None
ZACR 1 8 - 32 Characters None
Neustar Domains 1 8 - 32 Characters None

Restoration / Redemption Grace Period (Anchor: res)

TLD Supported 7 Grace Period (Days)
.BIZ 30
.COM 30
.IN 30
.INFO 30
.NAME 30
.NET 30
.ORG 30
.US 30
Famous Four 30
ZACR 30
Neustar Domains 30

Other Operations (Anchor: oth)

TLD Child Name Servers 8 Theft Protection / Locks 9 Suspension 10 Contact Details Modification 11 Move Operation 12 Privacy Protection 13
.BIZ Unlimited No Restriction
.COM Unlimited No Restriction
.IN Unlimited No Restriction
.INFO Unlimited No Restriction
.NAME Unlimited Registrant details can not be modified during the Add Grace Period.
.NET Unlimited No Restriction
.ORGUnlimited No Restriction
.US Unlimited No Restriction
Famous Four Unlimited No Restriction
Neustar Domains Unlimited No Restriction