Rejection Statistics (top 25) Top Rules reject (14) milter-reject (1) Top Domains igm.nsc.ru (5) em2183.polymers-conference.com (3) send.norwegian-journal.com (3) whfpdubai.com (1) em141.apmascongress.org (1) mmail7.mail365.ru (1) newsletter.lumiprobe.com (1) Top Relays xvfrhvdh.outbound-mail.sendgrid.net (3) ns.igm.nsc.ru (2) tritechwes.cc (2) mmail7.mail365.ru (1) mail15.static.mailgun.info (1) m34.esputnik.com (1) mra.whfpdubai.com (1) m23.esputnik.com (1) 194.48.251.26 (1) s.wfbtzhsd.outbound-mail.sendgrid.net (1) m79.esputnik.com (1) Top Senders bounce 3-gustaitis=igm.nsc.ru@send.norwegian-journal.com (3) bounces 24887640-3ba8-kazantseva=igm.nsc.ru@em2183.polymers-conference.com (3) mike@igm.nsc.ru (2) noreply.apcrd12.igm.nsc.ru.apcprd2122024apcprd12@igm.nsc.ru (2) noreplysdesk@igm.nsc.ru (1) bounces 6185565-3b0e-inerbaevtm=igm.nsc.ru@em141.apmascongress.org (1) press@whfpdubai.com (1) bounce 762941.ee8290c-lisa=igm.nsc.ru@newsletter.lumiprobe.com (1) rb-c9012ca7283d47ef949f91d421b47eea-director=igm.nsc.ru@mmail7.mail365.ru (1) Top status Greylisted (9) Recipient address rejected (2) Sender address rejected (2) This message is blocked due to security reason (1) Client host rejected cannot find your reverse hostname, (1)