What is a nameserver?
A nameserver answers DNS questions. For a business domain, its authoritative nameservers provide the published records used to find services such as the website and email. The company running those nameservers may be different from your domain registrar or website host. Knowing who operates them helps you find the settings that actually affect the domain.
Useful context
- Find the domain registrar from your own account records.
- Keep the domain spelling exact, including its ending such as .co.uk.
How it works
Think of the authoritative record keeper
Your registrar records which nameservers are responsible for the domain’s DNS. A DNS enquiry can ultimately reach those servers for the relevant answer. That does not mean the nameserver stores your website pages or inbox messages; it provides directions to the services that do.
Check who manages the active records
Look at the nameserver information in the registrar account without editing it. Compare it with the DNS provider in your business records. If several dashboards contain similar DNS screens, ask which is authoritative before treating a change in one of them as effective.
Recognise why two dashboards can disagree
A former host may retain an old DNS zone after the domain has moved elsewhere. Those visible records are not necessarily used by the public. Keep a note of active and historical providers so support does not diagnose the website using settings that no longer control it.
Keep a simple ownership record
Record the registrar, active DNS provider and person authorised to maintain records. Add the website and email providers separately. This small map is useful during supplier changes or an outage, and avoids assuming that the person who edits pages also controls the domain.
What to check
- The registrar and DNS provider are identified separately.
- You know which dashboard controls the current records.
- No nameserver change was needed merely to gather this information.
Sources and further reading
Platform features can change. Check the provider’s current guidance before changing a live service.