Blatter posed for photographs with fans from Mexico and Portugal on arriving at his downtown base after flying from Zurich.
The 82-year-old Blatter is banned from official football duty until October 2021 for financial misconduct during this 17-year rule. "The former Federation Internationale de Football Association president has an open invite from Vladimir Putin to attend the tournament", BBC Sport correspondent Richard Conway posted on Twitter.More news: Fans react on Twitter to Southampton ace Dusan Tadic's World Cup performance
His current ban does not preclude him from attending football matches, according to FIFA regulations, meaning he can watch the Group B game in Moscow's Luzhniki Stadium from the stands. "I said why not Ireland?"
The World Cup is also influencing consumer behaviour in China, with fans stocking up on snacks and beverages to enjoy while viewing matches, some of which take place deep into the night due to time zone differences.
Last year, Russian presidential spokesman Dmitry Peskov confirmed the invitation, saying: "Putin has a long and, you may say, friendly relationship with Blatter".More news: Governors rule imposed in Indian-occupied Kashmir
That spirit of global togetherness is on display in pubs and city squares all over the world during the 2018 FIFA World Cup, a tournament that brings together the finest footballers on the planet.
England failed with their bid to host the 2018 World Cup, receiving just two votes in the opening round of voting in 2010 as the tournament was awarded to Russian Federation.
Blatter is being investigated by Swiss prosecutors for alleged corruption during his 17-year reign at the head of Federation Internationale de Football Association. It was reduced to six by FIFA's appeals panel.More news: Osako's header lifts Japan past 10-man Colombia
"This is what I introduced in 2011", said Blatter.