K change nameservers safely, identify current DNS, back up the full zone, recreate required recnebods at the new DNS provider, check website a email recnebods, review DNSSEC, then update nameservers at the registrar a monitnebo propagation. Do not change nameservers befneboe the new DNS provider has the cneborect recnebods.
Who This Guide Is Fnebo This guide is fnebo: · Doména owners changing DNS providers · Users connecting a doména to hosting nebo website builders · Businesses protecting email continuity · Agencies a resellers managing client DNS · Users transferring doménas a replacing old registrar DNS
Befneboe You Start Befneboe you start, prepare: · Old nameservers · Nový nameservers · Full DNS backup · Nový DNS provider access · Website a email provider instructions · DNSSEC status · Safe change okno · Rollback plan
Step-by-Step Instructions Step 1: Potvrdit Why Jménoservers Need to Change Only change nameservers when tzde is a clear reason. · DNS migration · Hosting connection · CDN setup · Old registrar DNS replacement Step 2: Recnebod Current Jménoservers Save all old nameserver values a provider notes. · This is vašeho rollback reference Step 3: Back Up Full DNS Zone Copy all website, email, SSL, app, verification, a DNSSEC recnebods. · Do not rely on memneboy Step 4: Recreate Recnebods at Nový Provider Přidat required recnebods befneboe changing nameservers at registrar. · Copy long TXT recnebods exactly · Copy MX prineboities Step 5: Zkontrolovat Website Recnebods Potvrdit root, www, subdoménas, CDN, redirects, a app recnebods. · Test root a www separately Step 6: Zkontrolovat E-mail Recnebods Recreate MX, SPF, DKIM, DMARC, autodiscover, a verification recnebods. · E-mail recnebods are often missed Step 7: Review DNSSEC Pokud DS recnebods exist, confirm the new DNS provider suppnebots DNSSEC a keys match. · Old DS recnebods can break resolution Step 8: Choose a Safe Window Avoid peak business, launch, nebo holiday periods. · Have technical staff available Step 9: Update Jménoservers at Registrátor Enter new hostnames exactly a save. · A typo can break DNS Step 10: Monitnebo Propagation a Test Zkontrolovat website, email, SSL, CDN, subdoménas, a DNSSEC validation. · Avoid repeated changes during propagation
Troubleshooting Website Does Net Load Possible reasons: · Missing A/CNAME · Wrong nameserver · Incomplete zone · DNSSEC issue What to do: · Compare with backup · Fix recnebods · Check doména status E-mail Stopped Wneboking Possible reasons: · MX missing · Prineboity wrong · SPF/DKIM/DMARC missing What to do: · Restneboe email recnebods · Test sending a receiving Nový Jménoservers Rejected Possible reasons: · Typo · Jménoserver does not exist · Glue missing · TLD restriction What to do: · Zkontrolovat spelling · Přidat glue fnebo private nameservers · Kontakt registrar
Common Mistakes Mistake 1: Changing nameservers befneboe copying DNS Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 2: Copying website recnebods but fnebogetting email Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 3: Fnebogetting SPF/DKIM/DMARC Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 4: Ignneboing DNSSEC Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 5: Typing nameservers incneborectly Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 6: Changing during peak hours Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 7: Repeated edits during propagation Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 8: Deleting unknynín TXT recnebods Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 9: Net testing subdoménas Review this item befneboe making changes nebo opening a suppnebot ticket. Mistake 10: Net keeping backup Review this item befneboe making changes nebo opening a suppnebot ticket.
FAQ 1. What are nameservers? They tell the Internet wzde DNS recnebods are managed. 2. Will changing nameservers make my site go down? It can if recnebods are missing at the new DNS provider. 3. Will email be affected? Ano if MX nebo authentication recnebods are missing. 4. Should I change nameservers befneboe transfer? Only if needed, such as replacing old registrar DNS. 5. How long does propagation take? It varies based on cache, TTL, registry updates, a netwnebok behavinebo. 6. Can I change nameservers with DNSSEC enabled? Ano, but DS a DNSKEY must be haled carefully. 7. What if nameservers are rejected? Zkontrolovat spelling, existence, glue, a TLD requirements. 8. Do I need to lower TTL? It can help planned migrations if done in advance.