| Messages | Bytes | Average | Sending host |
| 1 | 27MB | 27MB | mail-yx1-f42.google.com |
| 1 | 1471KB | 1471KB | mail-yx1-f45.google.com |
| 106 | 1397KB | 13KB | local |
| 1 | 883KB | 883KB | mail-westcentralusazolkn19010021.outbound.protection.outlook.com |
| 76 | 657KB | 8852 | mx2.freebsd.org |
| 1 | 463KB | 463KB | mail-westus2azon11020142.outbound.protection.outlook.com |
| 2 | 336KB | 168KB | mta4.email.canadiantire.ca |
| 1 | 292KB | 292KB | o4293.pn4.mkt.shoppersdrugmart.ca |
| 5 | 260KB | 52KB | o37.email.rs.ca.nextdoor.com |
| 1 | 185KB | 185KB | maild-ha.linkedin.com |
| 9 | 160KB | 18KB | wfbtwzxc.outbound-mail.sendgrid.net |
| 1 | 156KB | 156KB | mx-hearst-b.sailthru.com |
| 1 | 154KB | 154KB | mail-northcentralusazon11022120.outbound.protection.outlook.com |
| 1 | 136KB | 136KB | o5.sg.marketing.alignable.com |
| 1 | 119KB | 119KB | a149.a926d550.use4.send.mailgun.net |
| 1 | 119KB | 119KB | mail04.can.pb-dynmktg.com |
| 1 | 119KB | 119KB | sender20.us.thandora.com |
| 1 | 116KB | 116KB | mta237-184.sailthru.com |
| 1 | 115KB | 115KB | mail-westus3azon11021115.outbound.protection.outlook.com |
| 1 | 112KB | 112KB | mta-70-150-130.sparkpostmail.com |
| 2 | 111KB | 56KB | vmta177.86.lstrk.net |
| 2 | 104KB | 52KB | o38.email.hs.ca.nextdoor.com |
| 1 | 103KB | 103KB | kl-203-20-36.kmta.shared.klaviyomail.com |
| 1 | 103KB | 103KB | v517.v5375b7fa.use4.send.mailgun.net |
| 1 | 99KB | 99KB | wrqvdkrf.outbound-mail.sendgrid.net |
| 8 | 99KB | 12KB | layka.disroot.org |
| 1 | 96KB | 96KB | g173-219.smtp-out.amazonses.com |
| 1 | 94KB | 94KB | mta237-168.sailthru.com |
| 1 | 92KB | 92KB | mta-70-150-106.sparkpostmail.com |
| 1 | 92KB | 92KB | o2.pigeon.quora.com |
| 1 | 92KB | 92KB | mta.communications.bestbuypromotions.ca |
| 1 | 91KB | 91KB | o9.mk.justapinch.com |
| 1 | 89KB | 89KB | maile-be.linkedin.com |
| 1 | 89KB | 89KB | bh186-40.smtp-out.beehiivmail.net |
| 1 | 88KB | 88KB | pmta181-67.sailthru.com |
| 1 | 85KB | 85KB | bh186-5.smtp-out.beehiivmail.net |
| 1 | 81KB | 81KB | mta-70-150-126.sparkpostmail.com |
| 1 | 78KB | 78KB | h87-253-68-154.cust.bredband2.com |
| 1 | 75KB | 75KB | v534.v5375b7fa.use4.send.mailgun.net |
| 1 | 74KB | 74KB | wfbtsccf.outbound-mail.sendgrid.net |
| 3 | 74KB | 25KB | gr73.mta.exacttarget.com |
| 1 | 73KB | 73KB | srv6062.mailer-service.de |
| 1 | 67KB | 67KB | o171.ptr9046.mail.beehiiv.com |
| 1 | 67KB | 67KB | mta-70-150-107.sparkpostmail.com |
| 1 | 66KB | 66KB | train.compute.dc.uq.edu.au |
| 1 | 65KB | 65KB | ccm165.constantcontact.com |
| 8 | 65KB | 8320 | smtp4.osuosl.org |
| 1 | 65KB | 65KB | vmta81.86.lstrk.net |
| 1 | 64KB | 64KB | mta.em.safeway.ca |
| 1 | 62KB | 62KB | o7.m.dripemail2.com |