| Messages | Bytes | Average | Sending host |
| 41 | 3499KB | 85KB | local |
| 6 | 43KB | 7338 | mx2.freebsd.org |
| 5 | 267KB | 53KB | ns2.nl2k.ab.ca |
| 5 | 264KB | 53KB | uucp.nk.ca |
| 4 | 35KB | 8960 | smtp1.osuosl.org |
| 4 | 24KB | 6144 | smtp4.osuosl.org |
| 4 | 15KB | 3840 | mail-qv1-f74.google.com |
| 4 | 15KB | 3840 | mail-qv1-f73.google.com |
| 3 | 28KB | 9557 | smtp3.osuosl.org |
| 2 | 105KB | 53KB | gallifrey.nk.ca |
| 2 | 19KB | 9728 | lists.sourceforge.net |
| 2 | 7704 | 3852 | mail-qk1-f202.google.com |
| 2 | 7536 | 3768 | mail-qk1-f201.google.com |
| 1 | 162KB | 162KB | mta16.email.oldnavy.com |
| 1 | 113KB | 113KB | mail.alzayani.com |
| 1 | 111KB | 111KB | a13-6.smtp-out.amazonses.com |
| 1 | 102KB | 102KB | mta237-168.sailthru.com |
| 1 | 102KB | 102KB | pmta181-67.sailthru.com |
| 1 | 89KB | 89KB | o1264.abmail.email.theguardian.com |
| 1 | 87KB | 87KB | mail-southcentralusazacs10203111.outbound.protection.outlook.com |
| 1 | 87KB | 87KB | (mail116-78.us2.msgfocus.com) |
| 1 | 81KB | 81KB | mta057119.mailing.arsenal.co.uk |
| 1 | 77KB | 77KB | mail-centralusazacs10201064.outbound.protection.outlook.com |
| 1 | 76KB | 76KB | mx46.207.mailingtheplan.it |
| 1 | 70KB | 70KB | mail-japanwestazon11012022.outbound.protection.outlook.com |
| 1 | 63KB | 63KB | mailc-bd.linkedin.com |
| 1 | 53KB | 53KB | ns2.nk.ca |
| 1 | 49KB | 49KB | mta7.eg.expedia.com |
| 1 | 41KB | 41KB | o33.ck.d.convertkit.com |
| 1 | 40KB | 40KB | v537.v560d213d.use4.send.mailgun.net |
| 1 | 32KB | 32KB | afy11.mta.exacttarget.com |
| 1 | 31KB | 31KB | a15-137.smtp-out.amazonses.com |
| 1 | 28KB | 28KB | maile-ba.linkedin.com |
| 1 | 20KB | 20KB | mail-westusazon11022111.outbound.protection.outlook.com |
| 1 | 19KB | 19KB | mail-centralusazon11020120.outbound.protection.outlook.com |
| 1 | 17KB | 17KB | mail-oo1-f69.google.com |
| 1 | 14KB | 14KB | mail-southcentralusazon11021107.outbound.protection.outlook.com |
| 1 | 14KB | 14KB | talvi.dovecot.org |
| 1 | 12KB | 12KB | (lists.squid-cache.org) |
| 1 | 8824 | 8824 | eu-smtp-delivery-223.mimecast.com |
| 1 | 6382 | 6382 | mail-vs1-f70.google.com |
| 1 | 4154 | 4154 | mail-qt1-f201.google.com |
| 1 | 4043 | 4043 | mail-qt1-f202.google.com |