Where can I get the sql database with Russian cities + ip and time zones?

Question

Database

you need an up-to-date sql database with ip to determine the time zone, and the location of a person in Russia. possible by api.
I tried to use yandex, but it's impossible to determine the time zone there.

Answer 1

Google GeoIp|Geobase, for example,
only time zones - this is, as it were, the task following the georeferencing.
Naturally, all this has partial accuracy, because:
- sometimes owned organizations with a certain geographical location are spread over geographically separated branches
- sometimes the owners of ip addresses change