Tasnim - Iran national football team moved down two places in the first FIFA World Ranking of 2018.
Team Melli moved down to 34 but still is the best Asian football team, followed by Australia, Japan and South Korea.
Germany remains at the summit of a static top ten, while Iceland (20, up 2) is the only team to enter the top 20, with the Netherlands (21, down 1) dropping out.
Iran has been drawn in Group B of the 2018 World Cup along with Spain, Portugal and Morocco.
The next FIFA World Ranking will be released on February 15.