Many social media platforms such as Tiktok and snapchat have been spreading news such as the UK is getting involved within the war.
Mr Johnson has vowed to answer "unequivocally" to the Russian surge, in spite of his underlying bundle of approvals being condemned by senior Conservatives and resistance figures.
He said: "I'm shocked by the horrendous occasions in Ukraine and I have addressed President Zelensky to talk about following stages.
"President Putin has picked a way of gore and annihilation by sending off this unmerited assault on Ukraine.
"The UK and our partners will answer unequivocally."
A Bringing down Road representative said Mr Johnson has guaranteed Mr Zelensky during an early morning call that the West will "not hold on as President Putin pursued his mission against the Ukrainian public".
Russia said it had just designated Ukrainian air bases and other military resources, not populated regions.
Notwithstanding, Mr Putin cautioned in a broadcast address that any endeavor by different nations to impede the Russian activity would prompt "results they have never seen".
He said Russia doesn't expect to involve Ukraine, and guaranteed liability regarding slaughter lies with the Ukrainian "system".
Blasts could be heard in the Ukrainian capital Kyiv not long after Mr Putin's location, while blasts were likewise detailed in the urban areas of Odesa and Kharkiv.
Somewhere else, film seemed to show lines of individuals escaping their homes, and Russian military intersection the line into Ukraine.
Unfamiliar Office serve James Astutely portrayed Putin's remarks as "menace" strategies and said the UK will answer with "extraordinary" sanctions "to rebuff the shocking choice" by Russia's chief.