SpamCop IP issues

I would contact Marketo's deliverability team to see if they can help.

@Kiersti Esparza

Is Marketo sending them or another system?

Check your recent sends for high bounce rates.

I would first check with Marketo Support and their Deliverability team.

Do you have a dedicated IP, or shared with other Marketo clients?

If it is not a dedicated IP, you run the risk of someone else on teh

You can also check out services that will alert you as to red flags / blacklisting such as GetMeInTheInbox.com

It provides reports such as this one below:

IP Reputation

GMITI Score

199.###.###.###: Diamond

Sender Score:

199.###.###.###:

Score: 97

Risk: Low

Complaint Status: Low

Message Filtered: Low

Sender Rejected: Low

Unknown Users: Low

TrustedSource

199.###.###.###: Low threat level

SenderBase

199.###.###.###: Unknown

ReputationAuthority

199.###.###.###:

Reputation: Neutral

Clean: 54%

Viruses: 0%

Spam: 21.5%

Malformed Messages: 0%

Suspicious: 24.5%

Trustwave

199.###.###.###: Good

Cyren

199.###.###.###: No Risk

Sophos

199.###.###.###: Good Reputation

Webroot

199.###.###.###: Trustworthy

Mailspike

199.###.###.###: No Blocks Found

AOL

199.###.###.###: Good

IP Blocks

Office 365

199.###.###.###: Not Blocked

Cloudmark

199.###.###.###: Not Blocked

Symantec

199.###.###.###: Not Blocked

Trend Micro

199.###.###.###: Not Blocked

Barracuda

199.###.###.###: Not Blocked

AppRiver SpamLab

199.###.###.###: Not Blocked

Comcast

199.###.###.###: Not Blocked

Gmail

199.###.###.###: Not Blocked

Yahoo

199.###.###.###: Not Blocked

Road Runner

199.###.###.###: Not Blocked

EarthLink

199.###.###.###: Not Blocked

SurGATE

199.###.###.###: Not Blocked

Web.com

199.###.###.###: Not Blocked

Register.com

199.###.###.###: Not Blocked

Network Solutons

199.###.###.###: Not Blocked

Sonicwall

199.###.###.###: Not Blocked

Domain Reputation

TrustedSource

e.mydomain.com: Low threat level

e.mydomain.ca: Low threat level

promotions.mydomain.com: Low threat level

promotions.mydomain.ca: Low threat level

Webroot

e.mydomain.com: Trustworthy

e.mydomain.ca: Trustworthy

promotions.mydomain.com: Trustworthy

promotions.mydomain.ca: Trustworthy

Web of Trust

e.mydomain.com: Excellent

e.mydomain.ca: Excellent

promotions.mydomain.com: Excellent

promotions.mydomain.ca: Excellent

Domain Blocks

Barracuda

e.mydomain.com: Not Blocked

e.mydomain.ca: Not Blocked

promotions.mydomain.com: Not Blocked

promotions.mydomain.ca: Not Blocked

General Notes

199.###.###.###: This IP shows a high amount of inbox placement today as reported on ReputationAuthority and displays a positive email reputation on all sites. Over the past 30 days, this IP has hit 2597 spam traps.