The complete IPv4 address space, mapped
5 hours ago
- #geolocation
- #network analysis
- #IPv4 lookup
- The service allows free IPv4 address lookups for ownership, ASN, geolocation, and PTR records without signup or API keys.
- It provides access to the entire IPv4 address space (4.3 billion addresses) with details like owner, ASN, country, city, and allocation history.
- Users can search by IP, CIDR, ASN, organization, or location, and browse top countries, states, cities, and organizations by IPv4 allocation.
- Key features include CIDR range lookups, ASN tracing, organization IP footprint analysis, and tracking of IPv4 exhaustion by region.
- Data is sourced from MaxMind GeoLite2, regional internet registries, and Team Cymru, updated weekly, with deep-linkable URLs for each IP address.
- Frequently asked questions explain IPv4 addresses, ownership lookups, ASNs, CIDR ranges, and reverse DNS (PTR) records, all freely accessible.