See the details on airframes.org here - do a search by Hex code:
http://www.airframes.org/
Registration Manuf. Model Type c/n l/n i/t Selcal ICAO24 Reg / Opr built test reg delivery prev.reg until next reg status
ER-IBV Ilyushin Il-76T IL76 0003423699 L4J 504D00 MJL - Jet Line International 1999-12-01 2007 UP-I7627 reregistered edit
UP-I7627 Ilyushin Il-76T IL76 0003423699 L4J 504D00 wrong ICAO24 edit
Remarks: Using old ICAO24 address 504D00 (of ER-IBV) on mode-S. [2009-03-04, 2010-01-24]