CHECKIP supports IPv4 and IPv6 addresses, and it can also get IP information about specific addresses. You can also choose to get detailed information about your address.

Checkip is displayed through a modern UI that provides, if available, the following details: ; City Country, postal code, time zone, latitude longitude, ISP or organization, ASN (autonomous system number) and mobileagenthosting services. These details are quickly pulled out and displayed in an organized manner.