---
title: "Reverse IP Lookup - Free lookup | FirstSales"
description: "The Reverse IP Lookup finds all domains hosted on the same IP. Discover shared hosting neighbors and server neighbors."
canonical: "https://firstsales.io/tools/reverse-ip-lookup/"
---

100% Free • No SignupDomain & DNS Toolslookup

# Reverse IP Lookup

Find all domains hosted on the same IP address. Works instantly without signup.

Instant Results

No Signup

[Home](/)/[Tools](/tools/)/Reverse IP Lookup

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Reverse IP Lookup

Reverse IP / PTR Lookup

Enter a public IP address to find its PTR (reverse DNS) records and verify forward/reverse match.

[Stop doing this by hand. FirstSales runs your domain & dns tools on autopilot, 24/7.Start your $1 trial](https://app.firstsales.io)

## Key Features

Domain discovery

IP neighbors

Server info

Hosting type

Risk assessment

## Use Cases

1

Competitor research

2

Server analysis

3

SEO assessment

4

Security review

Tool Info

Typelookup

Free

Yes

Signup

Not Required

Related Tools

[DNS Record LookupLookup all DNS record types (A, AAAA, CNAME, MX, NS, TXT, SOA) for any domain](/tools/dns-record-lookup/)[Domain Age CheckerCheck how old a domain is and when it was first registered](/tools/domain-age-checker/)[Domain Expiration CheckerCheck when a domain expires and get renewal reminders for your domains](/tools/domain-expiration-checker/)[WHOIS LookupGet WHOIS registration information for any domain including owner, registrar, and contacts](/tools/whois-lookup/)[Sender Score LookupCheck your email sending IP's sender score (0-100) and compare against industry benchmarks](/tools/sender-score-lookup/)[MX Record LookupLook up MX records for any domain to verify mail server configuration and priority settings](/tools/mx-record-lookup/)

Start your $1 trial

Automated cold email sequences

Smart deliverability tools

Built-in analytics

[Start your $1 trial ](https://app.firstsales.io/)

## About Reverse IP Lookup

The Reverse IP Lookup finds all domains hosted on the same IP. Discover shared hosting neighbors and server neighbors.

## Automate Your Domain & DNS Tools

This free tool is great for quick checks. FirstSales automates your entire domain & dns tools workflow with AI-powered personalization and 87% inbox placement.

[Start your $1 trial](https://app.firstsales.io)

Setup in 8 minutes • Cancel anytime

## FAQs

Your questions answered

Can't find what you're looking for? Contact our [customer support team](mailto:support@firstsales.io)

### General

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### Deliverability

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Can't find what you're looking for? Contact our [customer support team](mailto:support@firstsales.io)