No it's not, because 1) it's a corporate email address, 2) it was posted online in other locations prior to the tweet being posted, and 3) Twitter states on the

No it's not, because 1) it's a corporate email address, 2) it was posted online in other locations prior to the tweet being posted, and 3) Twitter states on their website: "If information was previously posted or displayed elsewhere on the Internet prior to being put on Twitter, it is not a violation of this policy."