Zero in the last octet is problematic if you want to be generally reachable on the internet. We used x.y.z.0 as a vip at fb for a while, but learned the hard w

Zero in the last octet is problematic if you want to be generally reachable on the internet. We used x.y.z.0 as a vip at fb for a while, but learned the hard way that some people can't reach those ips. Some additional info from RIPE: https://labs.ripe.net/Members/stephane_bortzmeyer/all-ip-addresses-are-equal-dot-zero-addresses-are-less-equal https://labs.ripe.net/Members/stephane_bortzmeyer/all-ip-add...