TLD Migration
- Migrating Domains to the .CO Registry — Step-by-Step
- Understanding the .CO Registry System Architecture
- Using the OT&E Environment to Test Your Integration
- How to Configure EPP Access for the .CO Registry
- Setting Up Your Registrar Console Access
- How to Connect to the .CO Registry — Interfaces Overview
DNS
- Can I change algorithms later?
- What about older DNSSEC algorithms (below algorithm 8)?
- Which DNSSEC algorithms does your DNS service support?
- Do you allow AXFR (zone transfers) to the public?
- What does your DNS network look like?
- Where can I find more information about DNSSEC?
Domain Management
- Since .CO historically has a special life cycle: Are there any changes to expect regarding the life cycle?
- What do I do if my .CO domain name has expired?
- What is the Add Grace Period (AGP)?
- What is the Redemption Grace Period (RGP)?
- Will proxy registrations, sometimes referred to as “domain privacy” be permitted in the .CO top level domain?
- Does the .CO Registry allow Domain Tasting?
Premium Domains
- Premium Domain Renewal Policy — High-High Model Explained
- How to Download the Full Premium Domain Price List
- Using the EPP Fee Extension for Premium Domains
- How to Delete and Restore a Premium .CO Domain
- How to Transfer a Premium .CO Domain via EPP
- How to Renew a Premium .CO Domain via EPP
Restricted Domains
- Fair Use Policy — When the Registry Can Restrict Your Access
- How to Check Domain Availability Before Registering
- Domains That Require Pre-Generated authInfo Codes
- Restricted .CO Extensions — .ORG.CO, .EDU.CO, .MIL.CO, .GOV.CO
- Understanding Reserved, Banned, and Blocked Domain Names
- What Domain Names Are Unavailable on .CO?
General Questions
- How to Use the EPP Message Queue for Transfer Notifications
- Understanding EPP Session Limits and Timeouts
- How to Set Up Two-Factor Authentication on the Registrar Console
- What Happens During Registry Maintenance?
- How to Contact .CO Registry Support
- What Is the Auto-Renew Model and How Does It Affect My Account?
Registrars and Resellers
- Promotional Pricing — How Discounts Work for Registrars
- How to Manage IP Access Lists for EPP and FTP
- Transaction Logging and Reporting for Registrars
- EPP Commands Reference for .CO Registrars
- How to Build Your EPP Client — Getting Started Guide
- How to Set Up and Use the FTP Server