Caltex Socceroos on the march in latest FIFA rankings
The Caltex Socceroos have risen to a four-year high of 39 in the latest FIFA rankings released for November.
On the back of World Cup qualification, Australia return to the top 40 for the first time since early 2013.
The national team sealed a place at Russia 2018 with an intercontinental play-off win over Honduras earlier this month, drawing 0-0 in San Pedro Sula before a 3-1 victory on home soil in the return leg.
Iran remain Asia's top-ranked team after climbing two places to 32nd.
The news was not so good for fellow AFC nation Japan as they tumbled 11 spots to 55th, while Korea Republic (59) edged ahead of China PR (60).
Korea DPR were the biggest movers on the list, shooting up 18 places to 114th.
Elsewhere, world champions Germany held top spot and continue to be pursued by Brazil and Portugal.