News & Updates
New features, tools, data updates and the occasional good deal — straight from the WorldIP.io team.
Introducing the Keyless IP API — One curl Call, No Key Required
Look up owner, ASN, geolocation (country/region/city), reverse DNS and CIDR for any IPv4 with one curl — no API key, no signup. Copy-paste examples in curl, PHP, Node and Python.
Scanner v4 Is Live: Full IPv4 Reverse-DNS Coverage in Under 24 Hours
Scanner v4, our next-generation reverse-DNS architecture, now sweeps the entire routable IPv4 space in under 24 hours for fresher data across the site.
Read more →Tracing IP Addresses from Gmail Headers: A Step-by-Step Guide
Learn how to extract and trace the originating IP address from a Gmail email header, revealing valuable sender information for security and investigation.
Read more →Why Is My IP Blacklisted? Check Reputation & Request Delisting
Discover why your IP address might be blacklisted, how to effectively check its reputation, and the essential steps to request delisting.
Read more →The OSINT Arsenal: Top Tools for IP Address Investigations
Explore essential OSINT tools like Shodan and VirusTotal to uncover critical intelligence from IP addresses, enhancing your cybersecurity investigations.
Read more →What's New on WorldIP.io: Hosted Domains, a Domain DNS Timeline & Faster Pages
A round of upgrades across WorldIP.io — every IP now lists the domains hosted on it and flags VPNs and residential proxies, domain pages read like a DNS timeline, and pages load faster from the edge.
Read more →Reverse DNS & PTR Records Explained: Forward vs. Reverse Lookups
Discover the critical role of Reverse DNS and PTR records in internet infrastructure, distinguishing them from traditional forward DNS lookups.
Read more →How to Route All Home Traffic Through a Router VPN
Learn to configure a VPN directly on your home router to protect every device on your network with a single setup, enhancing privacy and security efficiently.
Read more →Web3 Is Built on IP Addresses: Mapping 11,000+ Blockchain Nodes Across 8 Networks
New on WorldIP.io: a browsable directory of every blockchain and DHT node we observe — joined to full IP intelligence (ASN, operator, geolocation, rDNS) — plus a hosting-concentration report.
Read more →IPv4 vs IPv6: Key Differences & Why IPv4 Addresses Are Running Out
Explore the fundamental differences between IPv4 and IPv6, and understand the critical reasons behind the looming exhaustion of IPv4 addresses.
Read more →How Streaming Sites Detect VPNs: IP Reputation & Datacenter ASNs
Discover how streaming services identify and block VPNs by analyzing datacenter ASN pools, IP reputation, DNS leaks, and other advanced detection methods.
Read more →Best VPNs for Geo-Blocking in 2026 & Quick Browser Workaround
Unlock geo-restricted content in 2026 with our top VPN picks and learn a simple 60-second browser trick for quick access.
Read more →How to Trace IP Address Ownership: RIR WHOIS & Reverse DNS
Learn how to determine who owns an IP address using RIR WHOIS lookups and reverse DNS queries, providing crucial insights for network troubleshooting and security investigations.
Read more →Bypass Video Geo-Restrictions: DNS, Proxies & Video Frontends
Learn how DNS services, VPNs, and third-party video frontends can help you access geo-blocked content and bypass 'not available in your country' messages.
Read more →Accurately Track IP Location: Debunking the Home Address Myth
Learn how IP address geolocation truly works, what information it reveals, and why it cannot pinpoint your exact home address.
Read more →Inside the WorldIP Scanner Fleet: How We Map Reverse DNS at Scale
A look at the globally-distributed fleet behind our rDNS dataset — how each node self-tunes its scan rate in real time, how the address space is divided, and how we keep optimizing it.
Read more →Faster Pulse, Richer Pages: RIR Ownership, BGP Anomalies & Deeper Guides
The live BGP and RIR feeds just got faster and richer — BGP anomalies now surface reliably, every RIR change names its organization and ASN, and the WHOIS, CIDR and subnet guides go deeper.
Read more →Protect Your Privacy: Proton VPN is 50% Off
Every lookup on WorldIP.io is a reminder that your own IP is just as visible. Our recommended no-logs VPN — Proton VPN — is currently 50% off.
Read more →New Tool: Distributed BGP Path Tester
Trace the network path to any IP or hostname from eight globally-distributed vantage points at once, with per-hop AS mapping and a 3D globe of the routes.
Read more →BGP Routing Data Now Live on Every IP, Range, ASN & Org
We now ingest BGP from 23 global route collectors, so every IP, range, ASN and organization page shows its real-world routing: announced prefixes and origin ASNs.
Read more →Browse Every IPv4 /8 with the Ranges Explorer
A new /ranges page maps all 256 IPv4 /8 blocks — who holds them, how they're used, and a click-through into any range's allocation and history.
Read more →Explore the Internet in 3D: The WorldIP Globe
Our interactive 3D globe plots IP allocations and network footprints on a spinning Earth — explore how address space maps to the physical world.
Read more →