A little python script to do this:
#!/usr/bin/env python import sys import re bulkemails = sys.stdin.read() # regex = whoEver@wHerever.xxx r = re.compile("[-a-zA-Z0-9._]+@[-a-zA-Z0-9_]+.[a-zA-Z0-9_.]+") results = r.findall(bulkemails) emails = "" for x in results: print str(x)