Does the country provide individual online voter registration/polling assignment checks?

Hungary, Parliamentary Elections, 8 April 2018, <ODHIR Election Observation Mission Report, Page 6: Voter Registration >, accessed 11 September 2018

Until 6 April, voters could verify their own data on the lists and ask for changes and corrections at LEOs in person, by mail or electronically. Voters could request that their personal information not be disclosed to political parties for campaign purposes. Notwithstanding, most interlocutors expressed confidence in the accuracy and inclusiveness of the voter register and the registration system.