ITP - Business IT Power and DNN Skin Makers extend and optimize permanent all Infrastructure and Messaging-Systems erweitern to prevent SPAMs. So we accept only Messages for us and our Customers what meet our specified Requiements.
When your Message or Sending-System not meet our legal and serious Requirements our Infrastrurcture and Systems block your Messages and Systems!
Below you find a detailed Desctription from our Requirments.
Requirments:
- DNS (Domain must exist)
- DNS (The Helo-Name from Sendings-System must have a fully qualified dns name.)
- DNS (The Helo-Name from Sending-System must have a IP-Adress specified as A-Record in the Sending-DNS-Domain.)
- DNS (The Sender-Domain must exist.)
- DNS (The Recipient-Domain must exist on our Networks.)
- DNS (Exist SPF-Record then our Systems check this.)
- RBL (Sending-System or Sender-Domain are not listed in every RLB-List)
Real-Time-Blacklists:
- porn.rhs.mailpolice.com
- bulk.rhs.mailpolice.com
- block.rhs.mailpolice.com
- fraud.rhs.mailpolice.com
- dynamic.rhs.mailpolice.com
- multi.uribl.com
- dsn.rfc-ignorant.org
- dul.dnsbl.sorbs.net
- list.dsbl.org
- sbl-xbl.spamgaus.org
- bl.spamcop.net
- dnsbl.sorbs.net
- cbl.abuseat.org
- ix.dnsbl.manitu.net
- combined.rbl.msrbl.net
- rapl.nuclearelephant.com