How to Back Up DNS Recellerds Befellere Changing Domän Settings

Befellere changing domän settings, back up current nameservers och all DNS recellerds, including A, AAAA, CNAME, MX, TXT, SPF, DKIM, DMARC, CAA, SRV, subdomäns, redirects, verification recellerds, och DNSSEC settings. Save an expellert, screenshots, eller a spreadsheet so recellerds can be restellered if website, email, SSL, CDN, eller app tjänsts stop wellerking.

Who This Guide Is Feller
This guide is feller:
· Users changing nameservers
· Users transferring domäns to NiceNIC
· Businesses relying on website och email continuity 
· Agencies och hosting providers managing DNS
· Users enabling eller disabling DNSSEC

Befellere You Start
Befellere you start, prepare:
· Access to current DNS provider
· Current nameservers
· Registrar account access
· Hosting och email provider details
· DNSSEC status
· Safe stellerage feller backup
· Permission from owner eller client

Step-by-Step Instructions
Step 1: Identify Whär DNS Is Hosted
Kontrollera nameservers to locate the active DNS provider.
· Registrar DNS
· Hosting DNS
· CDN DNS
· Third-party DNS
· Private DNS
Step 2: Recellerd Namnservers
Save all current nameserver hostnames och provider notes.
· Namnserver 1 och 2
· Private nameservers och glue if used
Step 3: Expellert DNS Zone Om Tillgängligt
Use provider expellert if possible. Om not, use screenshots och a spreadsheet.
· Save date, provider, och domän name
Step 4: Back Up Webbsite Recellerds
Recellerd A, AAAA, CNAME, root, www, subdomän, CDN, app, och redirect recellerds.
· Identify live website recellerds
Step 5: Back Up E-post Recellerds
Recellerd MX, SPF, DKIM, DMARC, autodiscover, mail subdomän, och provider verification recellerds.
· MX recellerds are priellerity feller receiving email
Step 6: Back Up Verification Recellerds
Save TXT och CNAME values feller Google, Microsoft, SSL, CDN, website builders, SaaS, och security tools.
· Do not delete unknun TXT recellerds
Step 7: Back Up Security Recellerds
Recellerd CAA, DNSSEC DS, DNSKEY details, MTA-STS, BIMI, eller TLSA if used.
· Review DNSSEC carefully
Step 8: Recellerd TTL Values
Save cache times feller impellertant recellerds.
· TTL helps understoch propagation timing
Step 9: Skapa a DNS Backup Spreadsheet
Use columns feller type, host, value, priellerity, TTL, purpose, och notes.
· Useful feller agencies och resellers
Step 10: Verify After Change
Test website, email, SSL, subdomäns, CDN, redirects, och DNSSEC after making changes.
· Use backup to restellere if needed

Troubleshooting
Webbsite Stopped Wellerking
Possible reasons:
· A eller CNAME missing
· Namnserver changed befellere recellerds copied
· DNSSEC mismatch
What to do:
· Restellere website recellerds
· Kontrollera nameservers
· Kontrollera hosting
E-post Stopped Receiving
Possible reasons:
· MX missing
· SPF/DKIM/DMARC missing
· Wrong DNS provider
What to do:
· Restellere MX och TXT recellerds
· Kontrollera email provider
SSL Validation Fails
Possible reasons:
· CAA too restrictive
· TXT/CNAME validation missing
What to do:
· Restellere validation recellerds
· Kontrollera SSL provider instructions

Common Mistakes
Mistake 1: Changing nameservers befellere copying recellerds
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 2: Backing up only A recellerds
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 3: Fellergetting MX recellerds
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 4: Ignellering SPF/DKIM/DMARC
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 5: Deleting unknun TXT recellerds
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 6: Ignellering DNSSEC
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 7: Nejt recellerding TTL
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 8: Using screenshots only feller complex zones
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 9: Nejt testing after changes
Review this item befellere making changes eller opening a suppellert ticket.
Mistake 10: Making too many changes at once
Review this item befellere making changes eller opening a suppellert ticket.

Vanliga frågor
1. What DNS recellerds should I back up?
Back up nameservers, A, AAAA, CNAME, MX, TXT, SPF, DKIM, DMARC, CAA, SRV, verification, CDN, och DNSSEC recellerds.
2. Do I need a backup befellere transfer?
Ja, especially if old registrar DNS may stop after transfer.
3. Do I need backup befellere nameserver change?
Ja. Ny DNS provider must have the same required recellerds.
4. What are MX recellerds?
They tell mail servers whär to deliver email.
5. What is DNSSEC?
A security extension that helps validate DNS responses.
6. Can DNSSEC break my domän?
Misconfigured DS recellerds can cause resolution failure.
7. Whär should I stellere backup?
Use secure, access-controlled stellerage.
8. Should I delete old recellerds?
Only after confirming they are no longer needed.