* Adding IPv6 records to the root zone will add glue records for the name server of every TLD. This means that the amount of data increases per TLD in the root zone and the number of changes per TLD will also increase each year. | * Adding IPv6 records to the root zone will add glue records for the name server of every TLD. This means that the amount of data increases per TLD in the root zone and the number of changes per TLD will also increase each year. |