Skip to content

Cloudflare Docs

Products Learning Status Support Log in

GitHub X YouTube

Select theme

Overview
Get started
Concepts
Zone setups
- Overview
- Full setup
- Partial (CNAME) setup
- DNS Zone transfers
  - Overview
  - Cloudflare as Primary
    
    About
    Setup
    DNSSEC options
  - Cloudflare as Secondary
    
    About
    Setup
    Proxy traffic
    DNSSEC options
    Alerts
  - Access Control Lists (ACLs)
    
    About
    Cloudflare IP addresses
    Create ACL
  - Troubleshooting
- Subdomain setup
- Reference
- Troubleshooting
- Zone conversions
- Zone removal
Foundation DNS
DNS records
Nameservers
- About
- Update nameservers
- Nameserver options
- Advanced nameservers ↗
- Custom nameservers
DNSSEC
- Overview
- Multi-signer DNSSEC
  - About
  - Setup
- DNSSEC states
- Migration tutorial
- Troubleshooting
CNAME flattening
Additional options
- Analytics and logs
- Reverse zones and PTR records
DNS Firewall
- Overview
- Setup
- Analytics
- FAQ
- Random prefix attack mitigation
Reference
Troubleshooting
Changelog
Glossary

Products Learning Status Support Log in

GitHub X YouTube

Select theme

On this page

Overview

On this page

Overview

Products
DNS
DNS records
Troubleshooting

Troubleshooting

Records with the same name
Exposed IP addresses
Verify a domain with CNAME
NS records already exist

Delete all DNS records

Cloudflare Dashboard Discord Community Learning Center Support Portal

Cookie Settings