| Messages | Bytes | Average | Sending host |
| 1 | 19MB | 19MB | mail-oo1-f49.google.com |
| 52 | 3542KB | 68KB | local |
| 1 | 376KB | 376KB | o1.ptr2970.ipromoteu.com |
| 1 | 306KB | 306KB | out162-62-57-64.mail.qq.com |
| 2 | 290KB | 145KB | o167.ptr4513.mail.beehiiv.com |
| 1 | 255KB | 255KB | hkawsserv347.globalsources.com |
| 1 | 238KB | 238KB | (mail03.link.pentonfinancialservices.com) |
| 2 | 228KB | 114KB | vwts.mvm.hosting-nation.net |
| 29 | 215KB | 7591 | mx2.freebsd.org |
| 2 | 184KB | 92KB | mail116-78.us2.msgfocus.com |
| 2 | 183KB | 92KB | mailsrv4771.o-mx.com |
| 1 | 173KB | 173KB | a13-122.smtp-out.amazonses.com |
| 2 | 136KB | 68KB | (me-ss2-w6ijqi.mailengine1.com) |
| 1 | 127KB | 127KB | mta.communications.bestbuypromotions.ca |
| 1 | 119KB | 119KB | smtp03.payments.interac.ca |
| 1 | 102KB | 102KB | mta237-168.sailthru.com |
| 1 | 102KB | 102KB | pmta181-67.sailthru.com |
| 1 | 100KB | 100KB | mail.xebra.com |
| 1 | 98KB | 98KB | mail1.di.salemnewschannel.com |
| 1 | 94KB | 94KB | o13.ptr6032.mail.beehiiv.com |
| 1 | 88KB | 88KB | mail-northcentralusazacs10203108.outbound.protection.outlook.com |
| 2 | 87KB | 44KB | mta.connect.isc2.org |
| 1 | 86KB | 86KB | mail2.aospb.com |
| 1 | 86KB | 86KB | mta.email.heartandstroke.ca |
| 1 | 85KB | 85KB | r116.adobe.fanatics.com |
| 1 | 72KB | 72KB | mta2.email.boydgaming.net |
| 1 | 67KB | 67KB | mailer15.aosag.net |
| 1 | 64KB | 64KB | mail-qv1-f72.google.com |
| 1 | 60KB | 60KB | vmta81.86.lstrk.net |
| 1 | 60KB | 60KB | mta.eml.renodepot.com |
| 1 | 45KB | 45KB | potomac1054.mktomail.com |
| 1 | 44KB | 44KB | a9-4.smtp-out.amazonses.com |
| 1 | 43KB | 43KB | maile-hf.linkedin.com |
| 2 | 41KB | 21KB | directmail.newspaperdirect.com |
| 1 | 39KB | 39KB | m194-103.mailgun.net |
| 1 | 35KB | 35KB | mta19.messages.classmates.com |
| 1 | 35KB | 35KB | a3.a355d2fe.use4.send.mailgun.net |
| 1 | 34KB | 34KB | ago224.mta.exacttarget.com |
| 1 | 34KB | 34KB | mta16.messages.classmates.com |
| 8 | 32KB | 4096 | mail-qv1-f74.google.com |
| 1 | 29KB | 29KB | (mx10.phx.paypal.com) |
| 1 | 29KB | 29KB | mx11.phx.paypal.com |
| 1 | 29KB | 29KB | mx11.slc.paypal.com |
| 1 | 28KB | 28KB | wfbtbbzq.outbound-mail.sendgrid.net |
| 1 | 24KB | 24KB | o2.ptr2344.propfuel.com |
| 1 | 22KB | 22KB | mail-koreacentralazolkn19013087.outbound.protection.outlook.com |
| 2 | 20KB | 10KB | (talvi.dovecot.org) |
| 3 | 20KB | 6826 | cumin.exim.org |
| 1 | 19KB | 19KB | out197-63.us.a.dm.aliyun.com |
| 1 | 18KB | 18KB | mail-westcentralusazon11020108.outbound.protection.outlook.com |