| Messages | Bytes | Average | Sending host |
| 2 | 3541KB | 1771KB | bm.d.mailin.fr |
| 68 | 1717KB | 25KB | local |
| 1 | 384KB | 384KB | hkawsserv248.globalsources.com |
| 1 | 312KB | 312KB | esa2.santandergroup.c3s2.iphmx.com |
| 2 | 237KB | 119KB | (m1.experience.globalsources.com) |
| 1 | 225KB | 225KB | (mail02.link.pentonfinancialservices.com) |
| 1 | 190KB | 190KB | vwts.mvm.hosting-nation.net |
| 2 | 186KB | 93KB | (mail116-77.us2.msgfocus.com) |
| 20 | 163KB | 8345 | mx2.freebsd.org |
| 1 | 150KB | 150KB | mta2.email.oldnavy.ca |
| 1 | 145KB | 145KB | o167.ptr4513.mail.beehiiv.com |
| 3 | 133KB | 44KB | gallifrey.nk.ca |
| 1 | 132KB | 132KB | o73.ptr2459.newsletter.theneurondaily.com |
| 1 | 131KB | 131KB | o15.ptr5735.mail.beehiiv.com |
| 1 | 128KB | 128KB | o166.ptr78.mail.beehiiv.com |
| 1 | 123KB | 123KB | mail-japaneastazhn15013060.outbound.protection.outlook.com |
| 1 | 112KB | 112KB | mailsrv4748.o-mx.com |
| 1 | 111KB | 111KB | o4891.abmail.email.theguardian.com |
| 1 | 111KB | 111KB | mta237-186.sailthru.com |
| 1 | 110KB | 110KB | o1354.shared.klaviyomail.com |
| 1 | 109KB | 109KB | a13-16.smtp-out.amazonses.com |
| 1 | 108KB | 108KB | pmta181-39.sailthru.com |
| 1 | 104KB | 104KB | v543.v5375b7fa.use4.send.mailgun.net |
| 1 | 102KB | 102KB | mta.eml.renodepot.com |
| 1 | 101KB | 101KB | mail2.di.salemnewschannel.com |
| 1 | 97KB | 97KB | o80.ptr4836.mail.beehiiv.com |
| 12 | 92KB | 7850 | smtp1.osuosl.org |
| 1 | 90KB | 90KB | mail-japaneastazon11021097.outbound.protection.outlook.com |
| 2 | 90KB | 45KB | uucp.nk.ca |
| 1 | 88KB | 88KB | mail-eastus2azacs10200044.outbound.protection.outlook.com |
| 1 | 86KB | 86KB | v51.v56f0a4e3.use4.send.mailgun.net |
| 2 | 86KB | 43KB | (mailengine.8lmediamail.com) |
| 1 | 85KB | 85KB | a27-193.smtp-out.us-west-2.amazonses.com |
| 1 | 84KB | 84KB | mailsrv4771.o-mx.com |
| 1 | 80KB | 80KB | mail209.suw101.mcdlv.net |
| 1 | 78KB | 78KB | mailsrv45200.o-mx.com |
| 1 | 71KB | 71KB | mail26.atl18.mcdlv.net |
| 1 | 67KB | 67KB | mta3.cpro20.com |
| 1 | 66KB | 66KB | mailer19.aosag.net |
| 1 | 62KB | 62KB | o4237.e.email.meetup.com |
| 1 | 61KB | 61KB | maile-gc.linkedin.com |
| 1 | 61KB | 61KB | ocn-bld-mts-105c1.ocn.ad.jp |
| 1 | 53KB | 53KB | r9.e.adobe.com |
| 1 | 53KB | 53KB | a95.a926d550.use4.send.mailgun.net |
| 1 | 51KB | 51KB | mta3.eg.expedia.com |
| 1 | 49KB | 49KB | peridot.superdomainzone.com |
| 1 | 48KB | 48KB | a174.a355d2fe.use4.send.mailgun.net |
| 1 | 47KB | 47KB | e252-30.smtp-out.amazonses.com |
| 1 | 44KB | 44KB | marketing.mortgagegrp.com |
| 1 | 44KB | 44KB | ns2.nl2k.ab.ca |