Google Postmaster Tools: Domain vs. IP address Data Thresholds

Today's guest post is from Brian Curry, Manager of Deliverability, for Merkle Inc.. Take it away, Brian!

Since July of 2015, Google rolled out a shiny new tool for the Deliverability community to poke around and nerd out. We all know Google hasn’t always been the most transparent to Senders, so while we play with our new Gmail toy, we start to notice small things that perhaps give us clues into Google’s mind.