add PostUp.com

[iandouglas]

This one was much trickier to track down as their IP address pointed to a colo facility and had to do a bunch of searching to find they were actually postup.com through a job posting mentioning the LLC of the colo facility... so let's assume the X-PBPR: header is sufficient for now (I'll have more shortly as I scan my spam box)

From: Top Marketing Resources Trending@mktgdailybulletin.com
Reply-To: Trending@mktgdailybulletin.com
To: REDACTED
Message-ID: 2030653849.2732024.1466000994795.JavaMail.root@mktgdailybulletin.com
Subject: 3 Business Costs of Delaying a CRM System
MIME-Version: 1.0
Content-Type: multipart/alternative;
boundary="----=_Part_2732023_1623997681.1466000994795"
X-PBPR: pfdjqcdhhjjybhqhbhfhfjqfhdj cdmgwgyqhvrkyfcsvsjcrhhllkwjkjflbhjlhflmblljvc hjjdhjhmhc
list-unsubscribe: mailto:REDACTED@mktgdailybulletin.com X-CmpP2000Id: 355 X-PopR2000Id: 10900822 X-TstC2000Id: 1 X-CmpD2000Id: 7220 X-Dvsn1000Id: 16
Date: Wed, 15 Jun 2016 09:29:54 -0500

[iandouglas]

follow-up, every message in my spam box from this group has had the same IP address.

arin.net says the owner of the IP is pcucacquisition.com which doesn't have a web site, but doing a search online for "PCUC ACQUISITION LLC" points to a business in Austin and a link to w3bin.com which pointed to another Google search which pointed to this LinkedIn job, for PCUC Acquisition: https://www.linkedin.com/jobs/view/13329749 which is branded as PostUp.com, a digital marketing firm.