Question: How Do I Reverse DNS?

City: You can use the form above to make reverse DNS lookups.

Type in an IP address (for example and press enter and the tool will make a reverse DNS lookup and return the name record for that IP address.

If you want to see similar data of your website visitors, sign up for free to Leadfeeder.

How do I do a reverse DNS lookup?

Intellect Connect

  • To test Reverse DNS, we’ll use the command prompt: Click Start -> Run…
  • Type “cmd” to bring up the command prompt.
  • For a standard DNS query, type “nslookup” in the command prompt (note, any domain name can replace

How does reverse DNS work?

The Reverse DNS. The Reverse DNS process is just one side of the behavior of the Domain Name System (DNS). Its main function is to translate the numeric addresses of the websites – the IP addresses, to domain/host names, as opposed to the Forward DNS process.

Do I need reverse DNS?

It is typically not as critical in as forward DNS – visitors will still reach your web-site just fine without any reverse DNS for your web-server IP or the visitor’s IP. However reverse DNS is important for one particular application.

What is reverse domain?

Reverse domain name notation (or reverse-DNS) is a naming convention for the components, packages, and types used by a programming language, system or framework. A characteristic of reverse-DNS strings is that they are based on registered domain names, and are only reversed for sorting purposes.

Why do we need reverse DNS lookup?

Reverse DNS Lookup. DNS is typically used to resolve a domain name to an IP address. This act is known as a forward resolution and enacted every time you visit a site on the internet. Reverse DNS (rDNS), as its name implies, is a method of resolving an IP address to a domain name.

What is reverse IP lookup?

What is a Reverse IP Lookup? The technique known as Reverse IP Lookup is a way to identify hostnames that have DNS (A) records associated with an IP address. A web server can be configured to server multiple virtual hosts from a single IP address. This is a common technique in shared hosting environments.

What is the purpose of reverse DNS?

Reverse DNS (rDNS) is a method of resolving an IP address into a domain name, just as the domain name system (DNS) resolves domain names into associated IP addresses. One of the applications of reverse DNS is as a spam filter.

What is a reverse check?

Reverse a check if there was an error and the employee has already cashed the check or has deposited it via ACH. A reversal will create an Advance Bank transaction which will deduct or add funds to the employee’s future paycheck to remove the outstanding balance. Taxes are always tied to the date on the check.

What does DNS lookup do?

DNS Lookup: How a Domain Name is Translated to an IP Address. At Catchpoint, we believe that fast DNS (Domain Name System) is just as important as fast content. DNS is what translates your familiar domain name ( into an IP address your browser can use (

How do I setup reverse DNS?

Create a PTR record within your reverse DNS domain.

  1. Step 1: Request Zone from ISP. First, you need to obtain the IP address of your mail server.
  2. Step 2: Request Reverse DNS Delegation.
  3. Step 3: Create Reverse DNS Domain.
  4. Step 4: Create PTR Record.

Do I need a PTR record?

There should be exactly one PTR record per IP address/name pair. Each IP address should have a PTR record. The convention is, that name’s IP address must have a PTR record that resolves back to the name used in the MX record. There should be an A record for every PTR record (but not necessarily vice versa).

What is DNS AAAA record?

The record A specifies IP address (IPv4) for given host. A records are used for conversion of domain names to corresponding IP addresses. IP Version 6 Address records (AAAA) The record AAAA (also quad-A record) specifies IPv6 address for given host.

Why are domain names backwards?

The reason domain names with subdomains are written backward is simply because of email addresses. You have to hunt for the name of the person who the email is actually written to! So when DNS was adopted in the 1980s, they decided to use that @ notation from 1971 so that the user’s name would appear first.

What’s a PTR record?

A Pointer (PTR) record resolves an IP address to a fully-qualified domain name (FQDN) as an opposite to what A record does. PTR records are also called Reverse DNS records. You can check your PTR record in external DNS lookup solutions like MX Toolbox.

Who owns this domain?

To find the domain name owner information, there are a few very simple and easy steps to follow by using the internet: To check the domain name registrant information simply visit the website such as or web solution providers website like GoDaddy or