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Sender Score Metrics for email.masterclass.com

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Sending IPs
IP Address Hostname Volume Sender Score
104.47.55.177 mail-bn8nam12lp2177.outbound.protection.outlook.com. VERY HIGH 92
104.47.58.169 mail-bn8nam11lp2169.outbound.protection.outlook.com. VERY HIGH 92
64.147.108.55 pb-mx14.pobox.com. VERY HIGH 97
173.228.157.41 pb-mx22.pobox.com. VERY HIGH 98
216.69.139.31 p3plsmtp26-05.prod.phx3.secureserver.net. VERY HIGH 97
74.208.4.200 mout.gmx.com. VERY HIGH 97
148.163.141.154 mx0b-000bfd01.pphosted.com. HIGH 98
40.107.236.40 mail-bn8nam11on2040.outbound.protection.outlook.com. VERY HIGH 91
104.47.58.107 mail-dm6nam10lp2107.outbound.protection.outlook.com. VERY HIGH 92
64.68.200.41 mx-caprica.easydns.com. VERY HIGH 99
216.69.139.27 p3plsmtp26-03.prod.phx3.secureserver.net. VERY HIGH 99
24.41.67.42 smarth-prod2.sys.elnk.net. VERY HIGH 71
173.228.157.39 pb-mx20.pobox.com. VERY HIGH 98
216.40.44.20 smtprelay0020.hostedemail.com. VERY HIGH 96
66.96.184.2 bosmailout02.eigbox.net. VERY HIGH 89
128.193.5.225 relay-vp02.sig.oregonstate.edu. HIGH 97
216.69.139.15 p3plsmtp25-03.prod.phx3.secureserver.net. VERY HIGH 97
68.178.252.191 p3plsmtp24-06.prod.phx3.secureserver.net. VERY HIGH 95
173.201.193.41 p3plsmtp15-05.prod.phx3.secureserver.net. VERY HIGH 99
17.58.38.48 ms11p00im-qufo17291901.me.com. VERY HIGH 98
104.47.56.176 mail-co1nam11lp2176.outbound.protection.outlook.com. VERY HIGH 92
64.147.108.50 pb-mx9.pobox.com. VERY HIGH 88
68.178.252.63 p3plsmtp22-06.prod.phx3.secureserver.net. VERY HIGH 95
74.208.4.194 mout.perfora.net. VERY HIGH 84
173.201.193.189 p3plsmtp18-05.prod.phx3.secureserver.net. VERY HIGH 99
165.212.10.30 netmail10.mx.net. VERY HIGH 85
68.178.252.53 p3plsmtp22-01.prod.phx3.secureserver.net. VERY HIGH 99
17.58.23.180 mr85p00im-ztdg06021101.me.com. VERY HIGH 97
128.103.229.181 postmail-s03.cadm.harvard.edu. VERY HIGH 85
216.69.139.25 p3plsmtp26-02.prod.phx3.secureserver.net. VERY HIGH 99
68.178.252.61 p3plsmtp22-05.prod.phx3.secureserver.net. VERY HIGH 89
146.20.86.8 gate.forward.smtp.iad3b.emailsrvr.com. VERY HIGH 97
148.163.145.154 mx0a-000bfd01.pphosted.com. HIGH 97
68.178.252.57 p3plsmtp22-03.prod.phx3.secureserver.net. VERY HIGH 97
17.58.38.55 ms11p00im-qufo17281801.me.com. VERY HIGH 98
173.201.193.33 p3plsmtp15-01.prod.phx3.secureserver.net. VERY HIGH 99
208.80.4.161 mxa1.tigertech.net. VERY HIGH 90
192.174.82.242 mta-82-242.sparkpostmail.com. HIGH 98
173.228.157.40 pb-mx21.pobox.com. VERY HIGH 91
74.124.219.44 vps2844.inmotionhosting.com. HIGH 76
68.178.252.55 p3plsmtp22-02.prod.phx3.secureserver.net. VERY HIGH 99
216.40.44.22 smtprelay0022.hostedemail.com. VERY HIGH 87
17.58.38.56 ms11p00im-qufo17281901.me.com. VERY HIGH 99
173.201.193.183 p3plsmtp18-02.prod.phx3.secureserver.net. VERY HIGH 99
192.174.82.171 mta-82-171.sparkpostmail.com. VERY HIGH 99
104.47.70.109 mail-bn7nam10lp2109.outbound.protection.outlook.com. VERY HIGH 92
128.103.109.33 postmail-s01.cadm.harvard.edu. VERY HIGH 87
74.208.4.197 mout.perfora.net. VERY HIGH 76
108.177.16.5 5.r1.unverified-forwarding.1e100.net. VERY HIGH 89
216.69.139.23 p3plsmtp26-01.prod.phx3.secureserver.net. VERY HIGH 99
17.58.38.41 ms11p00im-qufo17291201.me.com. VERY HIGH 99
173.201.193.181 p3plsmtp18-01.prod.phx3.secureserver.net. VERY HIGH 98
104.47.59.172 mail-dm6nam12lp2172.outbound.protection.outlook.com. VERY HIGH 93
74.208.4.196 mout.perfora.net. VERY HIGH 74
192.64.150.233 web233.dnchosting.com. HIGH 97
173.228.157.42 pb-mx23.pobox.com. VERY HIGH 98
216.69.139.29 p3plsmtp26-04.prod.phx3.secureserver.net. VERY HIGH 95
35.160.237.124 egress-host.us-west-2.a.mail.umich.edu. VERY HIGH 75
216.69.139.45 p3plsmtp27-01.prod.phx3.secureserver.net. VERY HIGH 94
216.69.139.19 p3plsmtp25-05.prod.phx3.secureserver.net. VERY HIGH 97
192.174.82.170 mta-82-170.sparkpostmail.com. VERY HIGH 99
216.194.64.198 ns2.redirection.net. VERY HIGH 95
104.47.66.44 mail-mw2nam12lp2044.outbound.protection.outlook.com. VERY HIGH 92
64.147.108.52 pb-mx11.pobox.com. VERY HIGH 91
108.161.128.101 vm1.rcghosting.com. HIGH 99
173.201.193.185 p3plsmtp18-03.prod.phx3.secureserver.net. VERY HIGH 99
17.58.38.52 ms11p00im-qufo17281501.me.com. VERY HIGH 99
34.195.253.209 omta018.useast.a.cloudfilter.net. VERY HIGH 97
64.68.198.23 mxc01.zoneedit.com. VERY HIGH 78
216.40.44.21 smtprelay0021.hostedemail.com. VERY HIGH 96
68.178.252.185 p3plsmtp24-03.prod.phx3.secureserver.net. VERY HIGH 97
71.19.237.212 outbound002n1.nyc1.bluetie.com. VERY HIGH 99
108.177.16.4 4.r1.unverified-forwarding.1e100.net. VERY HIGH 97
3.231.44.121 outbound.mailaps.org. HIGH 88
128.253.150.158 alr.mail.cornell.edu. VERY HIGH 98
18.4.70.171 sloan-mail6.mit.edu. VERY HIGH 97
173.201.193.191 p3plsmtp18-06.prod.phx3.secureserver.net. VERY HIGH 99
216.40.44.23 smtprelay0023.hostedemail.com. VERY HIGH 96
13.58.214.35 egress-host.us-east-2.a.mail.umich.edu. VERY HIGH 57
185.129.138.113 mxavas-out-3.forpsi.com. VERY HIGH 98
199.89.1.4 001.lax.mailroute.net. VERY HIGH 97
18.9.21.22 exchange-forwarding-2.mit.edu. VERY HIGH 88
17.58.38.49 ms11p00im-qufo17292001.me.com. VERY HIGH 98
216.69.139.49 p3plsmtp27-03.prod.phx3.secureserver.net. VERY HIGH 94
40.107.236.41 mail-bn8nam11on2041.outbound.protection.outlook.com. VERY HIGH 91
216.40.44.19 smtprelay0019.hostedemail.com. VERY HIGH 96
68.178.252.59 p3plsmtp22-04.prod.phx3.secureserver.net. VERY HIGH 99
64.147.108.51 pb-mx10.pobox.com. VERY HIGH 98
173.201.193.43 p3plsmtp15-06.prod.phx3.secureserver.net. VERY HIGH 99
35.164.127.239 omta016.uswest2.a.cloudfilter.net. VERY HIGH 97
216.69.139.21 p3plsmtp25-06.prod.phx3.secureserver.net. VERY HIGH 97
104.143.9.102 dnic-mxfwd2.directnic.net. VERY HIGH 97
173.201.193.187 p3plsmtp18-04.prod.phx3.secureserver.net. VERY HIGH 99
216.69.139.47 p3plsmtp27-02.prod.phx3.secureserver.net. VERY HIGH 98
104.47.51.42 mail-bn1nam07lp2042.outbound.protection.outlook.com. VERY HIGH 93
64.26.60.153 mx0.mfg.onr.siteprotect.com. VERY HIGH 99
192.252.149.16 server302.com. HIGH 99
24.41.67.41 smarth-prod1.sys.elnk.net. VERY HIGH 69
165.212.10.31 netmail11.mx.net. VERY HIGH 83
216.69.139.33 p3plsmtp26-06.prod.phx3.secureserver.net. VERY HIGH 95
74.6.133.81 sonic321-26.consmr.mail.bf2.yahoo.com. VERY HIGH 97

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