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Welcome to STACKIT Core Networking—your foundation for building secure, scalable, and flexible cloud infrastructure. Core Networking provides you with all the essential building blocks to connect, isolate, and protect your cloud resources.
What is Core Networking?
Section titled “What is Core Networking?”Core Networking is the comprehensive suite of networking services that power your STACKIT cloud environment. It gives you complete control over your network topology, allowing you to design and implement network architectures that match your specific requirements—whether you’re running a simple web application or a complex multi-tier enterprise system.
With Core Networking, you can:
- Create isolated virtual networks for your projects and workloads
- Control traffic flow with security groups and firewall rules
- Connect to the internet using public IP addresses
- Link projects together within your organization using STACKIT Network Areas
- Resolve domain names efficiently with integrated DNS services
- Manage network interfaces with granular control over connectivity
Why does this matter to you?
Section titled “Why does this matter to you?”Modern cloud applications require flexible, secure, and performant networking. Whether you’re migrating from on-premises infrastructure, building cloud-native applications, or implementing hybrid cloud architectures, Core Networking provides the tools you need to:
- Maintain security by isolating workloads and controlling access at every level
- Scale efficiently without redesigning your network architecture
- Reduce complexity with managed services that handle infrastructure details
- Meet compliance requirements with network segmentation and access controls
- Optimize performance by placing resources close to each other and your users
Core Networking Products
Section titled “Core Networking Products”STACKIT Core Networking comprises several integrated products that work together seamlessly:
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Virtual Network
Section titled “Virtual Network”Create isolated, software-defined networks within your STACKIT projects. Virtual Networks give you complete control over IP address ranges, subnets, and routing while ensuring traffic isolation from other customers.
Learn more about Virtual Network →
Public IP Address
Section titled “Public IP Address”Provide internet connectivity to your resources with publicly routed IPv4 addresses. Use Floating IPs for inbound connections or rely on Router IPs for outbound-only access.
Learn more about Public IP Address →
STACKIT Network Area (SNA)
Section titled “STACKIT Network Area (SNA)”Connect multiple projects within your organization at the network level. SNA enables cross-project communication and simplifies hybrid cloud connectivity—all within a secure, private network.
Learn more about STACKIT Network Area →
Network Interfaces
Section titled “Network Interfaces”Manage virtual network interface cards (NICs) that connect your servers to networks. Configure IP addresses, security settings, and attach multiple NICs to a single server for advanced networking scenarios.
Learn more about Network Interfaces →
DNS Resolver
Section titled “DNS Resolver”Resolve domain names quickly and reliably with STACKIT’s integrated DNS Resolver service. Handle recursive queries, benefit from caching, and ensure your workloads can reach both internal and external resources.
Learn more about DNS Resolver →
Getting Started
Section titled “Getting Started”Ready to build your network infrastructure? Here’s how to begin:
- Understand the concepts – Read through the Core Networking Concepts to learn about the fundamental principles
- Review the architecture – Explore the Core Networking Architecture to see how components work together
- Choose your products – Select the networking services that match your requirements
- Follow the how-tos – Each product includes detailed guides for creating and managing resources
Integration with STACKIT Ecosystem
Section titled “Integration with STACKIT Ecosystem”Core Networking integrates seamlessly with other STACKIT services:
- STACKIT Server – Connect virtual machines to your networks
- Kubernetes Engine (SKE) – Deploy Kubernetes clusters within your virtual networks
- Load Balancer – Distribute traffic across your resources
- VPN & MPLS – Establish secure connections to on-premises infrastructure
- Observability – Monitor network performance and troubleshoot issues
Whether you’re building your first cloud application or architecting a complex enterprise system, STACKIT Core Networking provides the foundation you need to succeed.