TAIPEI, June 5 (Reuters) - Taiwan's Foxconn, the world's largest contract electronics maker and Apple's biggest iPhone assembler, reported on Wednesday revenue for May rose 22.1% year-on-year, a record high for the month.

It said in a statement that its original outlook for the second quarter was for both quarter-on-quarter and year-on-year growth

"Due to higher-than-expected demand from AI servers, current visibility for the second quarter is expected to beat expectations," it added in a statement, without elaborating.

The company does not provide numerical guidance. (Reporting by Ben Blanchard; Editing by Muralikumar Anantharaman)