Hello!
I use DMARC in my domain zarate.cl, and every day i receive a message with an xml attachment. Also, I use DKIM Auth, and this is configurated and activated in the Zoho's Control Panel.
<?xml version="1.0" encoding="utf-8"?>
<feedback>
<report_metadata>
<org_name>Microsoft Corp.</org_name>
<date_range>
<begin>1477087200</begin>
<end>1477173600</end>
</date_range>
</report_metadata>
<policy_published>
<domain>zarate.cl</domain>
<adkim>r</adkim>
<aspf>r</aspf>
<p>none</p>
<sp>none</sp>
<pct>100</pct>
</policy_published>
<record>
<row>
<source_ip>74.201.84.163</source_ip>
<count>1</count>
<policy_evaluated>
<disposition>none</disposition>
<dkim>fail</dkim>
<spf>pass</spf>
</policy_evaluated>
</row>
<identifiers>
<header_from>zarate.cl</header_from>
</identifiers>
<auth_results>
<spf>
<domain>zarate.cl</domain>
<result>pass</result>
</spf>
<dkim>
<domain>zarate.cl</domain>
<result>none</result>
</dkim>
</auth_results>
</record>
</feedback>