Looks like someone is using a similar name to spam?
Return-Path:
Received: from mailchimps.eu (HELO mailchimps.eu) (62.76.179.14)
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; s=key1; d=mailchimps.eu;
h=Message-ID:Reply-To:From:To:Subject:Date:MIME-Version:Content-Type;
i=i...@mailchimps
Looks like a counterfeit/malicious/phish attempt to me. registered 2016-05-25
Registrant:
NOT DISCLOSED!
Visit www.eurid.eu for webbased whois.
Technical:
Name: Domain Manager
Organisation: PublicDomainRegistry.com
Language: en
Phone: +1.201377