In 2025, whether you're a cybersecurity analyst hunting malicious servers, a webmaster checking reverse DNS, an SEO specialist auditing backlinks, or just curious "who owns this IP?", you need a blazing-fast, accurate, completely free IP to domain lookup tool. Searches for "IP to domain online free", "reverse IP lookup 2025", and "find website from IP address" have surged over 400% this year – and OpenAI2026 just launched the ultimate solution:
🔍 IP to Domain & Domain to IP Tool → https://www.openai2026.com/tools/ip-to-domain.html
Why You Need Reverse IP Lookup in 2025
- One IP can host hundreds of websites (shared hosting, CDN, cloudflare)
- Quickly identify spam neighbors affecting your SEO & email reputation
- Security teams use it to trace attack sources in seconds
- Check if your server's reverse DNS (PTR record) is correctly set
- Traditional tools like ViewDNS or DomainTools charge $49+/month – ours is 100% free forever
OpenAI2026's tool delivers real-time, multi-source DNS intelligence with zero ads or limits!
Six Insane Features (All 100% Free)
1. Instant IP → Domain & Domain → IP Dual Lookup
- Enter an IP (e.g., 104.21.35.128) → instantly see all domains hosted on it
- Enter a domain → get its current A-record IP in milliseconds
2. Reverse IP Lookup (Find All Sites on Same Server)
Powered by combined DNS + historical WHOIS data – reveals up to 500+ domains per IP (beats most paid tools)
3. Supports IPv4 & IPv6 + Cloudflare/CDN Resolution
Works perfectly behind Cloudflare, AWS, Fastly – no more "hidden" results
4. PTR Record & Hostname Check
Instantly verify reverse DNS – essential for email deliverability (SPF/DKIM setup)
5. One-Click Export & Copy
Results in clean table format – copy as CSV/JSON or screenshot for reports
6. Unlimited Queries, No CAPTCHA, No Registration
Unlike Hackertarget or IPinfo that throttle free users – use 10,000 times a day if you want!
3-Second Tutorial (Faster Than Typing the IP)
- Go to → IP to Domain Tool
- Paste IP (e.g., 192.30.255.116 = GitHub) or domain
- Press Enter → boom, full results appear instantly
Done! Bookmark it forever.
Real 2025 User Stories
"Found 68 spam gambling sites sharing my IP – moved server the same day, email deliverability jumped from 68% to 98%!" – Singapore e-commerce owner
"Security audit for client: traced C2 server IP → 14 phishing domains in 20 seconds. Boss thought I used a $999 tool lol" – Local pentester
"Finally a free tool that actually resolves Cloudflare IPs properly!" – SEO agency in KL
Common Use Cases for IP to Domain Lookup
| User Type | Use Case |
|---|---|
| Cybersecurity Analysts | Trace malicious servers and identify attack sources |
| SEO Specialists | Check shared hosting neighbors for spam/blacklist issues |
| Email Marketers | Verify PTR records for better deliverability |
| System Administrators | Audit server configurations and DNS settings |
| Digital Forensics | Investigate domain ownership and hosting history |
Start Your Free IP Investigation Now!
Don't let hidden neighbors ruin your reputation or waste hours on slow tools.
🚀 Click here → IP to Domain Lookup Tool
One paste. Instant intel. Forever free.
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