Security
IP & GeoIP Lookup
Enter a public IP address or a domain. A domain is resolved to one public address, then the lookup reports the city, region, country, time zone, ISP, organization, and ASN. Private and local addresses are refused. The result is an area estimate and is not stored.
Quick start
- 1
Enter the address
Use a public IPv4 address, IPv6 address, or a domain. Private and local addresses are refused.
- 2
Look up
A domain is resolved to one public address. The page then reads the published location and network record.
- 3
Read the result
See the city, region, country, time zone, ISP, organization, ASN, and reverse DNS when a record exists.
- 4
Export
Copy the notes or download JSON. The lookup is not stored.
Features
Location
Read the city, region, country, postal code, coordinates, and time zone recorded for the address.
ISP and network
See the ISP, organization, ASN, and network name published for that address.
IP or domain
Paste an address, or a domain that resolves to a public address. Reverse DNS is included when a record exists.
Specifications
- Input
- Public IPv4, IPv6, or domain
- Location
- City, region, country, time zone
- Network
- ISP, organization, ASN
- Privacy
- Not stored
Use cases
- Check where a public DNS resolver is recorded.
- See the ISP behind an address in a log you are allowed to review.
- Resolve a domain before reading its network record.
Frequently asked questions
Is this a person’s location?
No. It is the area recorded for the network that announces the address. It is not a street address.
Can I look up a private address?
No. Local, private, and reserved addresses are refused.