The Aussie was last up 0.6% at $0.6656, after leaping as high as $0.6686, a level last seen on May 16.
"For this week it will be wait-and-see mode for euro-dollar," Al-Saraf said, expecting euro-dollar to remain rangebound around 1.07.
Meanwhile, the dollar was flat at 139.58 yen , while sterling fell 0.2% to $1.2410.
Elsewhere, bitcoin attempted to find its feet around $25,700, after tumbling 5.1% on Monday in its biggest drop since April 19.
Reporting by Samuel Indyk and Kevin Buckland; Editing by Shri Navaratnam, Kim Coghill and Ed OsmondOur Standards: The Thomson Reuters Trust Principles.
Persons:
Sean Callow, Chris Turner, Mohamad Al, Saraf, bitcoin, Binance, Changpeng Zhao, Samuel Indyk, Kevin Buckland, Shri Navaratnam, Kim Coghill, Ed Osmond
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