Why did ALL my cameras atbthe front and back of my house all record at exactly the same time at

[SalW]

Why did all.my cameras at front and back of my house all record at exactly the same time of 06.22.29 am this morning, even though there was no activity on any of the recordings?

[TomMac]

sounds like some sort of glitch... power spike, router on-off, internet connection ???

If not repeated, I'd just move on.