How to use
- Enter a domain.
- Choose the record type to look up (A, MX, TXT, etc.).
- Click "Look up" to see the results.
🎯 Use Cases
- Check DNS propagation after moving a domain — verify A/CNAME records point to the new server after a nameserver or hosting migration
- Verify mail server (MX) configuration — check MX priority and values when email delivery isn't working
- Check SPF/DKIM and other TXT records — confirm mail authentication settings are registered correctly to avoid the spam folder
- Verify subdomain CNAME setup — confirm the CNAME provided by a CDN or SaaS integration is configured exactly right
Example
Input
Domain: example.com Record type: A
Output
Type TTL Value A 300 23.192.228.80 A 300 23.215.0.138 A 300 96.7.128.175
Looking up the A record for example.com returns the IPv4 addresses the domain points to, along with each record's TTL in seconds. These are illustrative values that can change depending on when you query and on DNS caching.
What each DNS record type does
| Type | Purpose | Example value |
|---|---|---|
| A | Points a domain to an IPv4 address | 93.184.216.34 |
| AAAA | Points a domain to an IPv6 address | 2606:2800:220:1:: |
| CNAME | Aliases a domain to another domain name | example.cdn.net |
| MX | Specifies the mail server(s) and priority for receiving email | 10 mail.example.com |
| TXT | Stores arbitrary text — SPF, DKIM, domain ownership verification, etc. | v=spf1 include:_spf.google.com ~all |
| NS | Specifies the nameservers authoritative for the domain | ns1.example.com |
| SOA | Zone administration info — admin contact, refresh interval, etc. | ns1.example.com admin.example.com ... |
| CAA | Restricts which certificate authorities may issue SSL certs for the domain | 0 issue "letsencrypt.org" |
FAQ
- Which DNS resolver is used?
- Lookups are done via Cloudflare's public DNS (1.1.1.1).
- Can the result differ from the actual server?
- Yes, temporarily, if DNS is still propagating or different resolvers have different cached values.
- What does TTL mean?
- Time To Live — how long, in seconds, a record stays cached by a resolver. A TTL of 300 means an old value can linger for up to 5 minutes after a change.
- Is the domain I look up stored?
- No. It's looked up fresh for every request and only the result is returned.
🛰️ Learn more: How to Check DNS Propagation (What Is TTL?)
Understand TTL and check propagation after a nameserver change
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