Currently, Private DNS has the following limits:
- Tencent Cloud's default DNS IP addresses are
18.104.22.168. If you don't use the default DNS IP addresses, you will not be able to use the Private DNS service. If you need to modify them, please see Getting Private IP Addresses and Setting DNS.
- If you have further requirements for your business scenarios, you can contact your sales rep or submit a ticket for assistance.
|Number of DNS records||100,000||Up to 100,000 DNS records can be added under each UIN account.|
|Number of domain names||500||Up to 500 private domain names can be created under each UIN account.|
|TTL||1–86400s||This is the retention time of a DNS record on the DNS server and can be customized.|
|Available regions||Jakarta, Tokyo, Hong Kong(China), Frankfurt, Moscow, Singapore, Thailand, Mumbai, South Korea, East America, West America, North America, Guangzhou, Shanghai, Beijing, Chengdu, Chongqing,and Nanjing||An available region is a VPC region that can be associated with a private domain.|
|Private domain creation||You can only create domain names (except .com.cn) that comply with the IANA specifications.||For more information, please see Root Zone Database.|
"Number of Round-Robin DNS Records" refers to the number of records of the same record type that can be added for the same host.
|Record Type||Number of Round-Robin DNS Records||Remarks|
|TXT||20||TXT round-robin DNS records don't support weight configuration.|
|PTR||PTR doesn't support round-robin DNS.||-|