It is quit easy to check someone's profile, as you'll see he was logged on last night.
Username: sp1814
Gender: Male
Questions: 662
Answers: 14933
Best Answers: 20
Badges: 8
Member Since: 21:17 Thu 17th Mar 2005
Last Activity: 23:22 Sat 20th Jun 2015
Status: Active
Stats until: 14:34 Sun 21st Jun 2015 (Refreshed every 15 minutes)