Leap Year - Time and Date
http://www.timeanddate.com/date/leapyear.html
According to these rules, the years 2000 and 2400 are leap years, while 1800, 1900, 2100, 2200, 2300, and 2500 are not leap years.. Special Leap Year 2000. The year 2000 was somewhat unique as it was the first instance when the third criterion was used in most parts of the world since the start of the transition from the Julian calendar to the Gregorian calendar in 1582.
DA: 67 PA: 38 MOZ Rank: 60