| Messages | Bytes | Average | Sending host |
| 46 | 1357KB | 30KB | local |
| 1 | 149KB | 149KB | mx-hearst-j.sailthru.com |
| 1 | 148KB | 148KB | o171.ptr9046.mail.beehiiv.com |
| 1 | 138KB | 138KB | mail116-77.us2.msgfocus.com |
| 1 | 131KB | 131KB | o167.ptr4513.mail.beehiiv.com |
| 1 | 131KB | 131KB | o73.ptr2459.newsletter.theneurondaily.com |
| 12 | 121KB | 10KB | mx2.freebsd.org |
| 1 | 115KB | 115KB | o4891.abmail.email.theguardian.com |
| 1 | 114KB | 114KB | (mailsrv43129.o-mx.com) |
| 1 | 113KB | 113KB | mta3.communications.bestbuypromotions.ca |
| 1 | 113KB | 113KB | mta5.communications.bestbuypromotions.ca |
| 1 | 107KB | 107KB | mta237-186.sailthru.com |
| 1 | 104KB | 104KB | mail1.di.salemnewschannel.com |
| 1 | 101KB | 101KB | v5171.v56063cb6.use4.send.mailgun.net |
| 1 | 99KB | 99KB | pmta181-67.sailthru.com |
| 2 | 91KB | 46KB | maile-gf.linkedin.com |
| 1 | 91KB | 91KB | (mta057118.mailing.arsenal.co.uk) |
| 1 | 87KB | 87KB | o31.ptr6229.mail.beehiiv.com |
| 1 | 84KB | 84KB | mail-westusazacs10202045.outbound.protection.outlook.com |
| 1 | 83KB | 83KB | pmta628.dedicated.bmsend.com |
| 1 | 75KB | 75KB | mta-70-150-135.sparkpostmail.com |
| 1 | 74KB | 74KB | mailsrv4463.o-mx.com |
| 1 | 61KB | 61KB | o4.ptr1546.mail.beehiiv.com |
| 1 | 51KB | 51KB | c140-116.smtp-out.amazonses.com |
| 2 | 49KB | 25KB | bus.compute.dc.uq.edu.au |
| 3 | 37KB | 12KB | train.compute.dc.uq.edu.au |
| 1 | 36KB | 36KB | (i90-100.smtp-out.amazonses.com) |
| 1 | 36KB | 36KB | i90-100.smtp-out.amazonses.com |
| 1 | 35KB | 35KB | mail.ads.canadacomputers.com |
| 1 | 33KB | 33KB | smtp-soi-g28-182.aweber.com |
| 2 | 32KB | 16KB | tram.compute.dc.uq.edu.au |
| 2 | 32KB | 16KB | plane.compute.dc.uq.edu.au |
| 1 | 29KB | 29KB | mail-qk1-f198.google.com |
| 1 | 26KB | 26KB | mail-canadacentralazon11010047.outbound.protection.outlook.com |
| 1 | 26KB | 26KB | wfbtbbzq.outbound-mail.sendgrid.net |
| 1 | 26KB | 26KB | (adg154cb123.iad1.oracleemaildelivery.com) |
| 1 | 26KB | 26KB | (baf146cc133.iad1.oracleemaildelivery.com) |
| 1 | 24KB | 24KB | ccm173.constantcontact.com |
| 1 | 23KB | 23KB | o10.em.brivitycma.com |
| 1 | 23KB | 23KB | mta43-37.mmglsmd.net |
| 6 | 23KB | 3925 | mail-qt1-f202.google.com |
| 1 | 22KB | 22KB | talvi.dovecot.org |
| 5 | 20KB | 4096 | mail-qv1-f73.google.com |
| 1 | 18KB | 18KB | mail-southcentralusazon11022107.outbound.protection.outlook.com |
| 1 | 18KB | 18KB | mail-eastusazon11021137.outbound.protection.outlook.com |
| 1 | 18KB | 18KB | mail-westusazon11022079.outbound.protection.outlook.com |
| 1 | 18KB | 18KB | ccm180.constantcontact.com |
| 1 | 18KB | 18KB | mail-westus3azon11021073.outbound.protection.outlook.com |
| 1 | 17KB | 17KB | mail-southcentralusazon11022080.outbound.protection.outlook.com |
| 1 | 17KB | 17KB | directmail.newspaperdirect.com |