Adding DNS records to your domain enables connection with third-party services and enhances website security. Here's how to manage DNS records effectively:

Prerequisites for DNS Management:

• Must have a Squarespace-managed domain or
• Domain connected via Nameserver Connect
• Third-party domains using DNS Connect must be edited through their respective providers

Accessing DNS Settings:

1. Open domain dashboard
2. Select domain name
3. Click DNS settings

Common DNS Record Types:

• A Records: Connect domain to IPv4 address
• AAAA Records: Connect domain to IPv6 address
• CNAME Records: Link subdomain to another domain
• MX Records: Direct email routing
• TXT Records: Store text information
• DKIM/SPF Records: Email authentication
• DMARC Records: Email security policy

Customizing TTL (Time To Live):

• Default: 4 hours
• Customizable range: 1 second to 2147483648 seconds
• Affects record cache duration

Deleting DNS Records:

1. Navigate to DNS settings
2. Locate Custom Records section
3. Hover over record
4. Click trash can icon
5. Save changes Note: Changes may take 24-72 hours to propagate

Best Practices:

• Only modify DNS records when necessary
• Document changes made
• Verify third-party requirements before modifications
• Allow sufficient time for propagation
• Back up existing configurations

Common Use Cases:

• Email service setup
• Domain forwarding
• Third-party service integration
• Website security enhancement
• Domain ownership verification

Remember to verify all changes with your service provider's documentation and allow proper propagation time before troubleshooting any issues.

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