Improve Deliverability with Email Reputation Tools

Making sure your email reputation is solid can be one of the most important factors in making sure your messages get to. But before you can improve you reputation you must know what it is. Here are three free online evaluation services to help you find out about your email reputation.

1. IronPort SenderBase

Data source: 100,000 organizations representing 25% of global email traffic

Key report contents:

• WHOIS information (who owns domain name)
• Email magnitude, on a scale of 1-10, with 10 representing 100% of the world’s email volume
• Daily and monthly volume statistics, with volume change vs. previous month
• Date of first message sent from domain – new domain sending at high volume is considered more likely to be sending spam.
• IP addresses used to send mail
• Forward and reverse DNS match – a non-matching forward and reverse DNS can get your email labeled as spam.
• Blacklist status
2. Return Path’s SenderScore

Data source: 60 million email addresses within a network of ISPs, spam filtering and security companies.

Key Report Contents:

• Monthly email volume
• Deliverability, reported as a percentage of email messages being accepted within the SenderScore network
• Blacklist status
• IP addresses used to send mail, and authentication services used
• Proprietary reputation measures, with individual scores:
• Complaints
• Volume
• External reputation (how your domain’s status on whitelists and blacklists compares to other domains)
• Unknown users (hard bounces)
• Spam trap hits
• Last spam trap date
3. SendMail’s IP Reputation

Data Source: Network representing 95% of all Web traffic.

Key report contents:

• WHOIS information
• IP Reputation Class: a compiled assessment of all measured classifications
• Average daily message volume from last 30 days on a 0-10 scale
• Weighted risk level based on a range of variables, measured on a 0-10 scale
• Spam ratio, measured by observed spam divided by total message volume over the last 30 days
• Valid bulk ratio, measured by the total valid bulk volume divided by total message volume over the last 30 days

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