AOL error 554hvub2
Two lists got blocked by AOL for having a URL in them :
pluto.mail-list.com: 75.101.132.225: 2015-02-11 08:39:35 1YLSpR-0002KY-9S xxx@aol.com F=professionals-admin@cirrus.mail-list.com R=dkim_edg T=dkim_edg_smtp: SMTP error from remote mail server after end of data: host mailin-01.mx.aol.com [64.12.91.195]: 521 5.2.1 : (HVU:B2) http://postmaster.info.aol.com/errors/554hvub2.html flyer.mail-list.com: 174.129.193.122: 2015-02-11 04:44:29 1YLP9T-0006JC-KR xxx@aol.com F=pscsw-d-admin@mail-list.com R=dkim_digest_edg T=dkim_edg_smtp: SMTP error from remote mail server after end of data: host mailin-01.mx.aol.com [64.12.88.131]: 521 5.2.1 : (HVU:B2) http://postmaster.info.aol.com/errors/554hvub2.html
Error description: 554 HVU:B2
There is at least one URL or domain in your e-mail that is generating substantial complaints from AOL members. Resolution will require opening a support request.
Processed unblock on http://postmaster.aol.com/SupportRequest.php