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DNS and domains

What is an NS record?

NS records identify the name servers that are authoritative for a DNS zone.

NS records refer to the authoritative name servers of a domain or delegated subdomain.

Which value should you enter?

Record typeNS
ValueName server, for example ns1.example.com
TTLUse the default value unless a provider specifies otherwise.

What should you consider?

  • For the root domain, you usually change name servers at the registrar.
  • Make sure all listed name servers provide the same current zone.
  • Use at least two reliable name servers.
DNS changes take time

After saving, an old value may temporarily remain in cache. Therefore, check not only in your browser but also with an external DNS checker.

Frequently asked questions

When will an NS change become visible?

This depends on the TTL and provider caches. The change is often visible within a few minutes, but old responses may be retained for longer.

Can I undo a DNS change?

Yes. Restore the previous value and save again. This correction may also temporarily be affected by DNS cache.

Do I need to change the TTL?

Usually not. For a planned migration, you can lower the TTL in advance so later changes are retrieved more quickly.

Still need help?

Email support@mosthosted.com and include your domain name, the required record and the value.

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