You can use PrivateZone to quickly build a DNS in one or more specified VPCs and resolve private domain names to IP addresses.
Benefits
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Secure
Private domains can only be accessed in associated VPCs based on Alibaba Cloud's unique VPC tunnel IDs.
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Immediate Response
You can use PrivateZone to change configurations quickly because the VPC-based DNS resolver returns the IP address immediately with no needs for recursive DNS queries.
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Flexible
You can add existing domain names and subdomain names on the Internet and custom domain names to PrivateZone.
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Reverse Lookup
PrivateZone supports reverse lookup that resolves IP addresses to domain names.
Features
Data Isolation
PrivateZone isolates private zone data in different VPCs.
Tunneling
Private domains can only be accessed in associated VPCs based on the tunneling feature of Alibaba Cloud VPC because each VPC has a unique tunnel ID.
Support for Hybrid Cloud
You can share private domain name records in the hybrid cloud by connecting private data centers with specified VPCs through a dedicated network connection.
Domain Name Management
You can use PrivateZone to manage your private domain names in internal networks.
Custom Domain Name
PrivateZone supports generic top-level domains (TLD) approved by ICANN and user-defined TLDs.
Zone Management
In PrivateZone, domains are hosted in private zones. Zone files are compatible with Bind 9.
Reverse Lookup
PrivateZone supports reverse lookup which resolves private IP addresses to domain names.
PTR Record
You can use PrivateZone to create a PTR record for your private IP address and obtain the exact corresponding hostname information.
Scenarios
DNS Resolution in Hybrid Cloud
You can use PrivateZone to configure internal domain name lookups in the hybrid cloud.
You can connect an Alibaba Cloud VPC in a hybrid cloud scenario with on-premises data centers through a dedicated network connection. You can forward DNS requests from on-premises data centers to PrivateZone to make it easier to manage your DNS and ensure consistency in the DNS data.
Benefits
Facilitate Internal Service Calls
You can call operations in the hybrid cloud by using PrivateZone.
Manage Hostnames
You can use PrivateZone to resolve a server hostname to IP address.
Reduce Cost
PrivateZone provides DNS service for all your private domains in the internal networks.
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