Public and Private Domain Name System Services

IBM Cloud™ DNS offers enterprise-grade public and private authoritative DNS services with fast response time, unparalleled redundancy, and advanced security. IBM Cloud DNS translates requests for domain names into IP addresses and all your domains and can be managed through IBM’s user-friendly interface or by API.

IBM Cloud DNS Services (Private DNS for VPC)

IBM Cloud DNS services is a scalable, resilient and performant service that provides name resolution for virtual machines (VMs) within a VPC network and between VPC networks. Users can define their DNS zones and add individual host IPs to the zone to determine which VPC networks can access the DNS zone information.

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IBM Cloud Private DNS for VPC features

Highly available and performant

Available in all IBM Cloud Multizone Regions to ensure DNS services are highly available and fast.

Secure your DNS information

Only allow designated VPC networks to access your DNS records, which includes GDPR sensitive IP and hostname information.

Split-horizon DNS support

Have your zones with the same name resolve to different addresses when queried from private VPC and public networks.

IBM Cloud Internet Services (Public DNS)

IBM Cloud Internet Services (CIS) is a suite of services for Internet facing applications, websites, and services. CIS includes an authoritative global DNS service that offers the fastest response time, unparalleled redundancy, and advanced security with built-in DDoS mitigation and DNSSEC.

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IBM Cloud Internet Services Public DNS

Always available

Cloudflare’s global network allows DNS resolution at the network edge in each of our data centers across 200+ cities, resulting in unparalleled redundancy and uptime.

Integrated security

Cloudflare offers built-in DDoS protection and one-click DNSSEC to ensure your applications are always safeguarded from DNS attacks.

Superior performance

With Cloudflare's global Anycast network, the authoritative DNS is highly performant, offering fast lookup and worldwide DNS propagation.

IBM Cloud Domain Name Registration

IBM Cloud Domain Name Registration is a reliable, DNS hosting solution that gives you a central location for viewing and managing domains. Domain Name Registration management with IBM Cloud alleviates the need to go to another website or open an additional tool.

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IBM Cloud Domain Name Registration features

Centrally manage

Central, reliable location in which all of your domain data is stored. Interact with and edit existing DNS records, add new records, and update information about reverse DNS.

Easy to use

Select from top-level domains, including: .COM, .NET, .ORG, .US, .INFO, and .BIZ with our comprehensive and easy-to-use interface.


Secondary DNS zones are available, free of charge, to back up primary DNS records.

USD 200 credit

Sign up for an IBM Cloud account today and receive a USD 200 credit toward apps and services.