IP Address Lookup
Look up ownership, network allocation, reverse DNS, and ASN info for any IPv4 or IPv6 address
1.1.1.1
IP Address & Network Information
Network Details
- Reverse DNS (PTR)
- one.one.one.one
- IP Range / CIDR
- 1.1.1.0 - 1.1.1.255
- Organization / Custodian
- APNICRANDNET Infrastructure Contact
- Network Name
- APNIC-LABS
- Autonomous System (ASN)
- AS13335Cloudflare, Inc.
- Country
- AU
Routing Prefixes (BGP)
1.1.1.0/24 • Announced via AS13335
About IP Address WHOIS
IP addresses are allocated by Regional Internet Registries (RIRs). The registry details include the network block, parent subnet, and managing entity information.