• Support for mobile country code (MCC) and mobile network codes (MNC) was
  added for the GeoIP2 ISP and Enterprise databases as well as the GeoIP2
  City and Insights web services. mobile_country_code and
  mobile_network_code attributes were added to geoip2.model.ISP
  for the GeoIP2 ISP database and geoip2.record.Traits for the
  Enterprise database and the GeoIP2 City and Insights web services.
  We expect this data to be available by late January, 2022.