Hi Raghuraman
I have no idea if this is deliberate...
If you look at your reputation tab > expertise > Process Integration (PI) & SOA Middleware
you will see 23/2 1300 points removed.
Have you received any global moderation notification or email to see if there is a reason behind such action?
CC Moshe Naveh
CC Agasthuri Doss as one of the Moderators for the space
Regards
Colleen