DigitalOcean Reserved IP
Definition
A static, publicly accessible IPv4 address that can be assigned to any Droplet in a DigitalOcean region and instantly reassigned to another Droplet.
Use Cases
- Acme Corp: High-availability web service — Acme Corp used a Reserved IP to ensure their web service remained available by automatically switching traffic to a backup server during maintenance or failure. (Improved uptime and customer satisfaction due to reduced downtime during server maintenance.)
Provider Equivalents
- AWS: Elastic IP
- Azure: Public IP Address
- GCP: Static External IP
- OCI: Reserved Public IP
Frequently Asked Questions
- What's the difference between DigitalOcean Reserved IP and Elastic IP?
- Both are static IPs that can be reassigned, but Elastic IP is specific to AWS, while Reserved IP is for DigitalOcean. They function similarly in providing failover capabilities.
- When should I use DigitalOcean Reserved IP?
- Use it when you need a static IP that can be quickly reassigned to different Droplets for high availability and failover scenarios.
- How much does DigitalOcean Reserved IP cost?
- DigitalOcean charges $5 per month for each Reserved IP that is not assigned to a Droplet. When assigned, there is no additional cost.
Category: networking
Difficulty: intermediate
Related Terms
See Also