The Nintendo Network will be undergoing some scheduled maintenance tonight and next week.

The first round of maintenance starts tonight, 6 September. From 9 pm to 11.30 pm, some 3DS network services may be unavailable, such as online play and rankings.

Further maintenance is scheduled for next week, with all network services on the Nintendo eShop, Wii Shop Channel and Nintendo DSi Shop becoming unavailable on September 12 from 1 pm to 7pm.

Let us know if this outage affects you at all.

Source: Nintendo