Ukrainian domestic election monitoring organizations and projects using crowdsourcing for mapping election violations (see GV post [1]) reported [2] [uk] being DDoS-ed on the day of the vote:
[…] web-sites of election monitoring organizations are experiencing DDos attacks. Maidan [3], OPORA [4], ElectUa. [5]
Watcher.com.ua wrote [6] [uk] that websites of opposition parties Frontzmin.ua [7] [uk], Tymoshenko.ua [8] [uk] and grytsenko.com.ua [9] [uk] were also down due to a DDos attack.