This website appears to be for a business located in a sanctioned country. RU is sanctioned by the United States.
Link
goo.gl
wikitravel.org
livingreviews.org
ru.iszf.irk.ru
east-front.narod.ru
voennoepravo.ru
warwick.ac.uk
thespacereview.com
astrotop.ru
bsu.ru
taiga-experiment.info
en.iszf.irk.ru
api.isu.ru
kosmofizika.ru
alpha.sinp.msu.ru
idg.chph.ras.ru
fian.smr.ru
cosphys.rff.tsu.ru
ikfia.ysn.ru
uaj.uac.gov.ua
