Due to cable cuts on TM submarine cable, out connection to US monitoring servers may be delay for a few second or minutes. This may result a lag on your zenclouds monitoring uptime reports.
Official announcement
http://www.tm.com.my/about-tm/media-centre/announcements/Pages/IMMEDIATERESTORATIONWORKSFORINTERNATIONALDATALINKTOEUROPEUNDERWAY.aspx
Monday, March 18, 2013