Sms scam or not

[Bobbb]

Is this genuine or a scam.

Anyone know?

OptusMSG: Don't forget about your gift from us - you've got until 11:59pm AEST on 14/07/17 to claim it! Choose from:

COLES - $10 Coles eGift card
PRICE - $10 Priceline eGift card
BUNNINGS - $10 Bunnings gift card

Simply reply back to this SMS with the code word of your chosen reward or head to optusperks.com.au/foryou and enter your promo code: GCXLQ2k and your service no: 0411161475

Enjoy! Your Optus Perks Team. Unsub: optus.com.au/unsub

[glenn0]

It looks legit, the website is real: optusperks.com.au/foryou

[Gopinaath]

I had similar message with same structure today. Not sure whether to respond. Hope an official Optus rep can confirm here:

OptusMSG: Optus Perks has a special gift just for you. Choose one of these three perks:

Perk 1: $5 Kmart eGift card
Perk 2: $5 off fuel (min $5 spend) at Caltex
or
Perk 3: Go into the draw to win 1 of 5 $1000 Visa cards

To claim simply reply back to this SMS with KMART or FUEL or VISA. Offer ends 31/3/19 11:59pm AEDT. Max 1 entry per eligible Optus customer. See optusperks.com.au/home/visa-giveaway for T&Cs. Unsub: optus.com.au/unsub