Your IP Address is
Your Country is
Your City is
| Domain | Type | Primary NS | Responsible Person | Serial | Refresh | Retry | Expire | Minimum | TTL |
|---|
| Name Server | IP Address | TTL |
|---|
| Domain | Type | TTL | Record Value |
|---|
| Trace Result |
|---|
| Domain | Type | Record | Status |
|---|
| Domain | Type | Record | Status |
|---|
PTR (Pointer) Records
What is a PTR record?
A PTR record maps an IP address to a domain name, essentially the reverse of an A or AAAA record. These records are used for reverse DNS lookups.
Why do you need a PTR record?
PTR records are important for verifying the identity of IP addresses, often used in email verification to prevent spam.
PTR record structure
A PTR record includes the IP address in reverse order, the TTL, record type (PTR), and the domain name. Example: 1.2.0.192.in-addr.arpa. 3600 IN PTR example.com.
How to create a PTR record?
PTR records are typically managed by the organization that controls the IP address. Contact your ISP or hosting provider to add or update a PTR record.
FAQs
No, a PTR record maps to a single domain name.
Yes, having a PTR record for your email server's IP address can help prevent your emails from being marked as spam.
You can use online reverse DNS lookup tools or command-line tools like
dig or nslookup.
