Scam text from AT&T???

Received a text message at 12:07AM stating I have a balance when I have autopay.

TEXT reads- 

1 (210) 100-050

1 of 2
FRM:800@813.net
SUBJ:AT&T Msg
MSG:You have a past due balance of $1.25. To avoid late payment fees, sign on to your AT&T account at
(Con't) 2 of 2
http://tr.im/496pm to make a payment.

(End)

checked my acct. at Att.com didn't go site from text. My acct. is up todate.