Ukrainians embassies in the EU lost their Internet infrastructure: their official website and email do not work anymore. You can contact them here:
If you need more help as a refugee, you can get in touch with other organizations accross Europe, like NGOs and humanitarian associations. Here is a list of trusted organizations you can refer to:
In Poland
Polish Red Cross (in collaboration with the Ukrainian Red Cross)
Provides: food, blankets distributions, medical help, donations
In Polish cities of Medyka, Przemyśl, Korczowa, Krościenko and Budomierz, Zosin, Dołhobyczów, Hrebenne and Dorohusk & in Ukrainian cities of Lviv and Lutsk through humanitarian convoys.
https://caritas.pl/blog/2022/03/02/caritas-dla-ukrainy-nasze-dzialania-na-biezaco/
Provides: food, blankets and medical help at the Ukrainian border checkpoints, places to stay in Polish cities of Katowice and Voivodeship
In Moldova
Doctors without borders
https://www.msf.org/msf-mobilises-response-ukraine-and-nearby-countries-conflict-escalates
Provides: medical help in Ukraine and Moldova
In Germany
Germany Red Cross
Provides: camp beds, sleeping mats, hygiene packs (5 people for 1 month) in Lublin, Poland