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Windows Server 2025 at KARINEX
Microsoft Windows Server 2025 – the latest server generation
Windows Server 2025 as an original perpetual license for modern server infrastructures. AI-assisted management, hot-patching without reboot, Active Directory hardening and seamless Azure integration – the platform of choice for IT professionals and enterprises.
At KARINEX you receive your server license key digitally by e-mail. Including installation guide and invoice with VAT shown separately. We support you with questions about the core-based licensing model and CALs.
Delivery
Digital by e-mail
Activation
Volume license key
License type
Perpetual license
Guarantee
statutory right of withdrawal (14 days)
What's new in Server 2025
Hot-patching
Security updates without reboot – up to 8 patches per year with no downtime
Active Directory
Hardening against modern attacks, 32k database page size and Kerberos improvements
Hyper-V
Up to 240 TB RAM and 2,048 virtual processors per VM – maximum workload density
Storage Spaces Direct
Improved performance, NVMe optimization and faster recovery
Azure Arc
Hybrid management of on-premises and cloud from a single console
Editions at a glance
Standard
For physical and lightly virtualized environments – 2 OSE included
Datacenter
For highly virtualized data centers – unlimited VMs, Storage Spaces Direct
User CAL / Device CAL
Client Access Licenses – required for every accessing user or device
Typical use cases
Domain Controller
Active Directory, DNS, DHCP, group policies and identity management
File Server
Centralized file storage with ABE, quotas and the ReFS file system
RDS / Terminal Server
Remote Desktop Services for thin-client environments and application publishing
Hyper-V host
Virtualization platform for VMs, containers and hyper-converged infrastructure
Why buy Server 2025 at KARINEX?
01
Instant digital delivery – server key by e-mail within minutes
02
German-language B2B support – advice on licensing models and activation
03
Original Microsoft license – verified volume license, permanently activatable
04
B2B-ready invoice – with VAT shown separately, fully tax-deductible
05
statutory right of withdrawal (14 days) – if you are not satisfied, we refund the full purchase price
Choose your suitable Server 2025 edition below. Our B2B support is happy to answer your questions about core licenses, User/Device CALs and RDS CALs.
