| Messages | Bytes | Average | Sending host |
| 67 | 1371KB | 20KB | local |
| 38 | 294KB | 7922 | mx2.freebsd.org |
| 2 | 281KB | 141KB | o170.ptr9231.mail.beehiiv.com |
| 1 | 218KB | 218KB | hkawsserv33.globalsources.com |
| 5 | 218KB | 44KB | smtp3.osuosl.org |
| 1 | 187KB | 187KB | mta.email.canadiantire.ca |
| 2 | 186KB | 93KB | (mail116-78.us2.msgfocus.com) |
| 2 | 173KB | 87KB | vwts.mvm.hosting-nation.net |
| 1 | 136KB | 136KB | hearst-h.sailthru.com |
| 1 | 130KB | 130KB | mta2.email.oldnavy.ca |
| 1 | 128KB | 128KB | o73.ptr2459.newsletter.theneurondaily.com |
| 1 | 119KB | 119KB | o15.ptr5735.mail.beehiiv.com |
| 1 | 106KB | 106KB | pmta181-67.sailthru.com |
| 1 | 105KB | 105KB | mg-47-244.substack.com |
| 1 | 105KB | 105KB | mta237-168.sailthru.com |
| 1 | 102KB | 102KB | mailsrv43129.o-mx.com |
| 1 | 101KB | 101KB | mta2.e.dyson.com |
| 1 | 100KB | 100KB | mail1.di.salemnewschannel.com |
| 1 | 93KB | 93KB | mta.connect.isc2.org |
| 1 | 89KB | 89KB | a27-192.smtp-out.us-west-2.amazonses.com |
| 1 | 86KB | 86KB | a15-142.smtp-out.amazonses.com |
| 1 | 86KB | 86KB | mail-centralusazacs10200044.outbound.protection.outlook.com |
| 1 | 85KB | 85KB | o80.ptr4836.mail.beehiiv.com |
| 1 | 80KB | 80KB | o3.sg.n.intuit.com |
| 1 | 80KB | 80KB | mailsrv45182.o-mx.com |
| 1 | 70KB | 70KB | mta.send.princessauto.com |
| 1 | 66KB | 66KB | mail53.atl231.mcsv.net |
| 1 | 63KB | 63KB | bh186-45.smtp-out.beehiivmail.net |
| 1 | 59KB | 59KB | o46.ck.n.convertkit.com |
| 1 | 55KB | 55KB | mail43.nam.pb-dynmktg.com |
| 1 | 55KB | 55KB | bd77f19.bf07x.hubspotemail.net |
| 3 | 53KB | 18KB | o12.p10.mailjet.com |
| 1 | 51KB | 51KB | c140-116.smtp-out.amazonses.com |
| 1 | 48KB | 48KB | kl-203-24-9.kmta.shared.klaviyomail.com |
| 1 | 44KB | 44KB | ccm24.constantcontact.com |
| 1 | 44KB | 44KB | r2a-buldirvolcano.mta.dotmailer.com |
| 1 | 43KB | 43KB | a174.a355d2fe.use4.send.mailgun.net |
| 1 | 43KB | 43KB | o38.email.hs.ca.nextdoor.com |
| 1 | 38KB | 38KB | maile-ae.linkedin.com |
| 1 | 37KB | 37KB | mail-canadacentralazon11021112.outbound.protection.outlook.com |
| 1 | 37KB | 37KB | ccm22.constantcontact.com |
| 1 | 37KB | 37KB | smtp-soi-g14-140.aweber.com |
| 2 | 33KB | 17KB | o46.p11.mailjet.com |
| 4 | 32KB | 8192 | smtp4.osuosl.org |
| 1 | 30KB | 30KB | i92-108.smtp-out.amazonses.com |
| 1 | 27KB | 27KB | out0-7.static.mail.aliyun.com |
| 7 | 26KB | 3803 | mail-qv1-f74.google.com |
| 1 | 26KB | 26KB | mail-yw1-f202.google.com |
| 1 | 25KB | 25KB | mail-yw1-f198.google.com |
| 1 | 24KB | 24KB | tram.compute.dc.uq.edu.au |