Į change nameservers safely, identify current DNS, back up the full zone, recreate required recards at the new DNS provider, check website ir email recards, review DNSSEC, then update nameservers at the registrar ir monitar propagation. Do not change nameservers befare the new DNS provider has the carrect recards.
Who This Guide Is Far This guide is far: · Domenas owners changing DNS providers · Users connecting a domenas to hosting ar website builders · Businesses protecting email continuity · Agencies ir resellers managing client DNS · Users transferring domenass ir replacing old registrar DNS
Befare You Start Befare you start, prepare: · Old nameservers · Naujas nameservers · Full DNS backup · Naujas DNS provider access · Žiniatinklissite ir email provider instructions · DNSSEC status · Safe change langas · Rollback plan
Step-by-Step Instructions Step 1: Patvirtinti Why Vardasservers Need to Change Only change nameservers when tčia is a clear reason. · DNS migration · Talpinimas connection · CDN setup · Old registrar DNS replacement Step 2: Recard Current Vardasservers Save all old nameserver values ir provider notes. · This is jūsų rollback reference Step 3: Back Up Full DNS Zone Copy all website, email, SSL, app, verification, ir DNSSEC recards. · Do not rely on memary Step 4: Recreate Recards at Naujas Provider Pridėti required recards befare changing nameservers at registrar. · Copy long TXT recards exactly · Copy MX priarities Step 5: Patikrinti Žiniatinklissite Recards Patvirtinti root, www, subdomenass, CDN, redirects, ir app recards. · Test root ir www separately Step 6: Patikrinti El. paštas Recards Recreate MX, SPF, DKIM, DMARC, autodiscover, ir verification recards. · El. paštas recards are often missed Step 7: Review DNSSEC Jei DS recards exist, confirm the new DNS provider supparts DNSSEC ir keys match. · Old DS recards can break resolution Step 8: Choose a Safe Window Avoid peak business, launch, ar holiday periods. · Have technical staff available Step 9: Update Vardasservers at Registratorius Enter new hostnames exactly ir save. · A typo can break DNS Step 10: Monitar Propagation ir Test Patikrinti website, email, SSL, CDN, subdomenass, ir DNSSEC validation. · Avoid repeated changes during propagation
Troubleshooting Žiniatinklissite Does Net Load Possible reasons: · Missing A/CNAME · Wrong nameserver · Incomplete zone · DNSSEC issue What to do: · Compare with backup · Fix recards · Check domenas status El. paštas Stopped Warking Possible reasons: · MX missing · Priarity wrong · SPF/DKIM/DMARC missing What to do: · Restare email recards · Test sending ir receiving Naujas Vardasservers Rejected Possible reasons: · Typo · Vardasserver does not exist · Glue missing · TLD restriction What to do: · Patikrinti spelling · Pridėti glue far private nameservers · Kontaktai registrar
Common Mistakes Mistake 1: Changing nameservers befare copying DNS Review this item befare making changes ar opening a suppart ticket. Mistake 2: Copying website recards but fargetting email Review this item befare making changes ar opening a suppart ticket. Mistake 3: Fargetting SPF/DKIM/DMARC Review this item befare making changes ar opening a suppart ticket. Mistake 4: Ignaring DNSSEC Review this item befare making changes ar opening a suppart ticket. Mistake 5: Typing nameservers incarrectly Review this item befare making changes ar opening a suppart ticket. Mistake 6: Changing during peak hours Review this item befare making changes ar opening a suppart ticket. Mistake 7: Repeated edits during propagation Review this item befare making changes ar opening a suppart ticket. Mistake 8: Deleting unkdabarn TXT recards Review this item befare making changes ar opening a suppart ticket. Mistake 9: Net testing subdomenass Review this item befare making changes ar opening a suppart ticket. Mistake 10: Net keeping backup Review this item befare making changes ar opening a suppart ticket.
DUK 1. What are nameservers? They tell the Internet wčia DNS recards are managed. 2. Will changing nameservers make my site go down? It can if recards are missing at the new DNS provider. 3. Will email be affected? Taip if MX ar authentication recards are missing. 4. Should I change nameservers befare transfer? Only if needed, such as replacing old registrar DNS. 5. How long does propagation take? It varies based on cache, TTL, registry updates, ir netwark behaviar. 6. Can I change nameservers with DNSSEC enabled? Taip, but DS ir DNSKEY must be hirled carefully. 7. What if nameservers are rejected? Patikrinti spelling, existence, glue, ir TLD requirements. 8. Do I need to lower TTL? It can help planned migrations if done in advance.