| Messages | Bytes | Average | Sending host |
| 1 | 2091KB | 2091KB | mail-japaneastazhn15013060.outbound.protection.outlook.com |
| 1 | 2084KB | 2084KB | insect.birch.relay.mailchannels.net |
| 134 | 1946KB | 15KB | local |
| 82 | 645KB | 8054 | mx2.freebsd.org |
| 1 | 515KB | 515KB | mail-yw1-f177.google.com |
| 2 | 222KB | 111KB | mta-70-150-105.sparkpostmail.com |
| 1 | 217KB | 217KB | mail-yx1-f48.google.com |
| 1 | 201KB | 201KB | omp.emailworldmarket.com |
| 1 | 188KB | 188KB | mta4.e.shoppersdrugmart.ca |
| 1 | 182KB | 182KB | maild-ga.linkedin.com |
| 1 | 177KB | 177KB | mta4.email.canadiantire.ca |
| 1 | 172KB | 172KB | a13-107.smtp-out.amazonses.com |
| 12 | 168KB | 14KB | lists.isc.org |
| 2 | 166KB | 83KB | mta-70-150-149.sparkpostmail.com |
| 1 | 160KB | 160KB | r211.campaigns.cineplex.com |
| 1 | 144KB | 144KB | mx-hearst-a.sailthru.com |
| 1 | 140KB | 140KB | o4.sg.marketing.alignable.com |
| 1 | 127KB | 127KB | o73.ptr2459.newsletter.theneurondaily.com |
| 1 | 125KB | 125KB | mta.email.canadiantire.ca |
| 1 | 121KB | 121KB | xtrwsqbc.outbound-mail.sendgrid.net |
| 1 | 121KB | 121KB | mail101.atl111.rsgsv.net |
| 1 | 119KB | 119KB | o4891.abmail.email.theguardian.com |
| 2 | 116KB | 58KB | kl-203-28-1.kmta.shared.klaviyomail.com |
| 1 | 114KB | 114KB | mail54.suw151.rsgsv.net |
| 1 | 112KB | 112KB | mta236-41.sailthru.com |
| 1 | 112KB | 112KB | a13-21.smtp-out.amazonses.com |
| 1 | 111KB | 111KB | mta-70-150-141.sparkpostmail.com |
| 1 | 111KB | 111KB | a13-39.smtp-out.amazonses.com |
| 1 | 107KB | 107KB | o170.ptr9231.mail.beehiiv.com |
| 1 | 102KB | 102KB | bh186-38.smtp-out.beehiivmail.net |
| 1 | 100KB | 100KB | mta237-168.sailthru.com |
| 1 | 95KB | 95KB | o4.m.dripemail2.com |
| 1 | 95KB | 95KB | mta.email.oldnavy.com |
| 1 | 95KB | 95KB | pmta181-39.sailthru.com |
| 1 | 95KB | 95KB | mta-70-150-138.sparkpostmail.com |
| 1 | 94KB | 94KB | akz4.mta.exacttarget.com |
| 1 | 94KB | 94KB | g173-219.smtp-out.amazonses.com |
| 1 | 93KB | 93KB | mta2.email.oldnavy.ca |
| 1 | 93KB | 93KB | o25.pigeon.quora.com |
| 1 | 91KB | 91KB | mta-70-150-102.sparkpostmail.com |
| 1 | 90KB | 90KB | 135.hello.smartasset.com |
| 2 | 90KB | 45KB | a138.a926d550.use4.send.mailgun.net |
| 1 | 89KB | 89KB | o13.mailer.shopify.com |
| 1 | 89KB | 89KB | mta-70-150-103.sparkpostmail.com |
| 1 | 88KB | 88KB | mta16.email.oldnavy.com |
| 1 | 87KB | 87KB | v517.v5375b7fa.use4.send.mailgun.net |
| 1 | 86KB | 86KB | (mail116-78.us2.msgfocus.com) |
| 1 | 85KB | 85KB | mail-northcentralusazacs10200003.outbound.protection.outlook.com |
| 1 | 85KB | 85KB | p1-133046.newsletter.corusent.com |
| 2 | 82KB | 41KB | o38.email.hs.ca.nextdoor.com |