.com
Use coupon code: MTECH412 to get $7.49/year renewal
.net
Use coupon code: GDBBREN8 to get $7.50/year renewal
Note:
The coupon code can't combine, so if you have both .com and .net domain, place two orders. It works for me. Enjoy~
(The same code worked long time ago for $7.99/year, so it's even better for now!)