Facebook password reset

Hi Rashmi, Your Facebook password was reset using the email address techcontents@gmail.com on Sunday, December 6, 2015 at 6:12am.  Operating system: Windows Browser: Chrome IP address: 114.121.158.126 Carrier: Telkomsel If you did this, you can safely disregard this email. If you didn't do this, please secure your account . Thanks, The Facebook Security Team
facebook
Hi Rashmi,
Your Facebook password was reset using the email address techcontents@gmail.com on Sunday, December 6, 2015 at 6:12am. 
Operating system: Windows
Browser: Chrome
IP address: 114.121.158.126
Carrier: Telkomsel
If you did this, you can safely disregard this email.
If you didn't do this, please secure your account.
Thanks,
The Facebook Security Team
This message was sent to techcontents@gmail.com at your request.
Facebook, Inc., Attention: Department 415, PO Box 10005, Palo Alto, CA 94303