| Messages | Bytes | Average | Sending host |
| 25 | 4262KB | 170KB | local |
| 3 | 21KB | 7168 | mx2.freebsd.org |
| 2 | 38KB | 19KB | (talvi.dovecot.org) |
| 1 | 160KB | 160KB | o168.ptr7383.mail.beehiiv.com |
| 1 | 129KB | 129KB | o166.ptr78.mail.beehiiv.com |
| 1 | 112KB | 112KB | wrqvbvpq.outbound-mail.sendgrid.net |
| 1 | 106KB | 106KB | pmta181-67.sailthru.com |
| 1 | 106KB | 106KB | mail-westcentralusazacs10200062.outbound.protection.outlook.com |
| 1 | 95KB | 95KB | o2.ck.h.convertkit.com |
| 1 | 92KB | 92KB | mail-southcentralusazon11022127.outbound.protection.outlook.com |
| 1 | 90KB | 90KB | mail-southcentralusazacs10203109.outbound.protection.outlook.com |
| 1 | 58KB | 58KB | ag.d.mailin.fr |
| 1 | 53KB | 53KB | mail.groupwise.de |
| 1 | 48KB | 48KB | mail135-82.atl141.mandrillapp.com |
| 1 | 30KB | 30KB | mta-70-3-100.eventbrite.com.sparkpostmail.com |
| 1 | 30KB | 30KB | mail-norwayeastazon11023080.outbound.protection.outlook.com |
| 1 | 23KB | 23KB | mail.economy.gov.az |
| 1 | 20KB | 20KB | directmail4.newspaperdirect.com |
| 1 | 19KB | 19KB | (mail-m93112.xmail.ntesmail.com) |
| 1 | 19KB | 19KB | mail-australiaeastazolkn19012009.outbound.protection.outlook.com |
| 1 | 17KB | 17KB | directmail.newspaperdirect.com |
| 1 | 14KB | 14KB | sonic308-1.consmr.mail.bf2.yahoo.com |
| 1 | 13KB | 13KB | mail-pj1-f44.google.com |
| 1 | 13KB | 13KB | mail-qk1-f198.google.com |
| 1 | 12KB | 12KB | out21-134.dm.aliyun.com |
| 1 | 11KB | 11KB | mailer3.jacquielawson.com |
| 1 | 11KB | 11KB | lists.sourceforge.net |
| 1 | 9269 | 9269 | out208-128.dm.aliyun.com |
| 1 | 7810 | 7810 | mail-ot1-f69.google.com |
| 1 | 7024 | 7024 | talvi.dovecot.org |
| 1 | 5098 | 5098 | fsystem-a2-smtp.messagingengine.com |