Nope they were not payment for days:
12.07
13.07
14.07

I have about 100 nodes and no payment on all of them

Example:

Last Checked: 2015-07-14 06:04:32 | Last Payout: 2015-07-11 00:20:11
Total Uptime: 232331 mins | Upime Until Next Payout: -3371 mins