A listing by Hostkarma Black indicates that the IP address has been identified as sending spam. This listing can be a symptom of virus or malware infection causing spam to be sent from an infected or a misconfigured server. In the eyes of Hostkarma, spammers should be blocked, while all others should be on their whitelist.

More information about Hostkarma Black can be found at their website: http://wiki.junkemailfilter.com/index.php/Spam_DNS_Lists

DMARC is the key to improving Email Deliverability!

Email is the key to your customer communication strategy. But, what is your email reputation?

Setting up and managing your DMARC configuration is the key to getting insight into your email delivery. MxToolbox is the key to understanding DMARC.

MxToolbox Delivery Center gives you:

Who is sending phishing email purporting to be from your domain
What is the reputation of your domains and delegated IPs
Where other senders are and What their reputations are
How your SPF, DKIM and DMARC setup is performing
What on-going maintenance you need to maintain and improve your email deliverability

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Hostkarma Black

More Information About Hostkarma Black

DMARC is the key to improving Email Deliverability!

MxToolbox Delivery Center gives you:

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