How to locate by ip address?
Actually if you do not have access to the database of the operator or the FSB, you have already been told, then you will be able to determine only the provider. The same site that you have just been told, 2p.ru, will also tell you about it. The only way you can determine exactly, only through your familiar hacker. He will give you the address in about a few minutes.
The location by the IP address of the user Internet you can not accurately determine, through the services of determining the IP you can find out information about the provider (country, city). Detailed information with addresses - from the providers themselves and on special request they can provide information about the user - special requests can be given only by special services.
If the user goes online through a mobile device (tablet, smartphone), that is, special programs to determine the more accurate position of the user (including the GPS coordinates of the signal).
Website 2ip.ru. You can learn only the settlement and the provider. And then only at the request of the competent authorities))).
If the dynamic aipi, then to determine the location is almost impossible, then 2ip.ru does not help. The provider will still give out, but the city can issue with an error of about three hundred kilometers. If the ip is static, then you can try your luck on RIPE Database Query, on this site you need to set the search criteria. In particular, you need to tick the person. If the provider is large, then the opportunity to know the address and surname is very high.