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Sending Domain Information
MX Record
SPF Record
Whois Lookup
SSL Information
SSL Certificate
Owner *.acm.org
Issued by DigiCert TLS RSA SHA256 2020 CA1
Valid Until 04/15/2023
Sending IPs
IP Address Hostname Volume Sender Score
192.223.29.202 v-202-29-223-192.cpx.secweb.org. HIGH 99
171.64.64.25 smtp1.cs.stanford.edu. VERY HIGH 99
216.69.139.29 p3plsmtp26-04.prod.phx3.secureserver.net. VERY HIGH 97
66.96.184.10 bosmailout10.eigbox.net. VERY HIGH 97
23.83.212.17 bird.elm.relay.mailchannels.net. VERY HIGH 99
66.111.4.226 forward2-smtp.messagingengine.com. VERY HIGH 97
96.102.200.14 resdmta-h1p-028598.sys.comcast.net. VERY HIGH 99
66.96.184.4 bosmailout04.eigbox.net. VERY HIGH 97
192.74.137.146 pcls6.std.com. HIGH 86
171.64.64.27 smtp3.cs.stanford.edu. VERY HIGH 99
14.120.134.198 VERY HIGH 6
64.238.159.159 acmsmtpvm03.acm.org. HIGH 99
216.69.139.13 p3plsmtp25-02.prod.phx3.secureserver.net. VERY HIGH 99
113.110.253.188 VERY HIGH 13
96.103.146.51 resqmta-a1p-077435.sys.comcast.net. VERY HIGH 99
40.107.236.41 mail-bn8nam11on2041.outbound.protection.outlook.com. VERY HIGH 97
68.178.252.185 p3plsmtp24-03.prod.phx3.secureserver.net. VERY HIGH 97
74.6.132.124 sonic314-14.consmr.mail.bf2.yahoo.com. VERY HIGH 99
116.25.43.139 VERY HIGH 17
64.147.123.34 wforward4-smtp.messagingengine.com. HIGH 99
167.89.29.247 xtrwkdft.outbound-mail.sendgrid.net. VERY HIGH 86
158.121.104.3 mx1.cs.umb.edu. VERY HIGH 97
199.89.1.8 005.lax.mailroute.net. VERY HIGH 97
51.81.232.240 mta-202a.earthlink-vadesecure.net. VERY HIGH 96
199.89.3.6 003.mia.mailroute.net. VERY HIGH 97
64.26.60.153 mx0.mfg.onr.siteprotect.com. VERY HIGH 89
209.119.5.133 acm-x.mta.lsoft.us. VERY HIGH 97
24.41.67.42 smarth-prod2.sys.elnk.net. VERY HIGH 99
188.66.35.220 VERY HIGH 70
96.103.146.62 resdmta-a1p-077741.sys.comcast.net. VERY HIGH 99
216.40.44.22 smtprelay0022.hostedemail.com. VERY HIGH 97
113.104.207.236 VERY HIGH 9
212.54.57.97 smtpq2.tb.ukmail.iss.as9143.net. VERY HIGH 94
51.81.61.61 mta-101b.earthlink-vadesecure.net. VERY HIGH 99
64.147.108.55 pb-mx14.pobox.com. VERY HIGH 98
64.147.123.35 wforward5-smtp.messagingengine.com. HIGH 99
199.89.1.16 013.lax.mailroute.net. VERY HIGH 97
199.89.1.5 002.lax.mailroute.net. VERY HIGH 97
216.69.139.19 p3plsmtp25-05.prod.phx3.secureserver.net. VERY HIGH 99
74.6.132.42 sonic306-3.consmr.mail.bf2.yahoo.com. VERY HIGH 99
173.201.193.55 p3plsmtp16-02.prod.phx3.secureserver.net. VERY HIGH 99
124.239.107.211 VERY HIGH 5
173.228.157.39 pb-mx20.pobox.com. VERY HIGH 98
116.18.108.11 VERY HIGH 53
74.6.128.204 sonic320-23.consmr.mail.bf2.yahoo.com. VERY HIGH 97
66.96.184.5 bosmailout05.eigbox.net. VERY HIGH 98
139.138.47.105 esa.hc4021-78.iphmx.com. VERY HIGH 97
199.89.3.4 001.mia.mailroute.net. VERY HIGH 97
51.81.232.241 mta-202b.earthlink-vadesecure.net. VERY HIGH 99
128.103.229.181 postmail-s03.cadm.harvard.edu. VERY HIGH 82
173.201.193.59 p3plsmtp16-04.prod.phx3.secureserver.net. VERY HIGH 99
129.213.214.220 mail.nrtc.syn-alias.com. VERY HIGH 94
216.69.139.21 p3plsmtp25-06.prod.phx3.secureserver.net. VERY HIGH 99
96.103.146.53 resqmta-a1p-077724.sys.comcast.net. VERY HIGH 99
66.96.184.9 bosmailout09.eigbox.net. VERY HIGH 98
38.101.213.205 eforward3b.registrar-servers.com. VERY HIGH 98
121.200.0.94 smtp03.aussiebb.com.au. VERY HIGH 96
199.89.3.7 004.mia.mailroute.net. VERY HIGH 97
112.91.219.238 VERY HIGH 44
96.102.200.8 resqmta-h1p-028590.sys.comcast.net. VERY HIGH 99
115.152.213.160 LOW 4
72.55.145.157 mail.tateishi.ca. VERY LOW 100
206.14.125.10 mail.netmagic.net. HIGH 97
173.228.157.42 pb-mx23.pobox.com. VERY HIGH 98
107.23.174.199 relay01.spamex.com. VERY HIGH 98
96.102.200.4 resqmta-h1p-028596.sys.comcast.net. VERY HIGH 99
199.58.80.81 homere.koumbit.net. VERY HIGH 90
216.69.139.17 p3plsmtp25-04.prod.phx3.secureserver.net. VERY HIGH 99
216.40.44.23 smtprelay0023.hostedemail.com. VERY HIGH 98
205.220.177.146 mx0b-00641c01.pphosted.com. VERY HIGH 97
216.40.44.19 smtprelay0019.hostedemail.com. VERY HIGH 99
51.81.61.67 mta-102b.earthlink-vadesecure.net. VERY HIGH 99
128.103.109.33 postmail-s01.cadm.harvard.edu. VERY HIGH 88
66.111.4.223 forward1-smtp.messagingengine.com. VERY HIGH 99
40.107.236.40 mail-bn8nam11on2040.outbound.protection.outlook.com. VERY HIGH 97
173.228.157.40 pb-mx21.pobox.com. VERY HIGH 98
24.41.67.41 smarth-prod1.sys.elnk.net. VERY HIGH 99
64.147.123.31 wforward2-smtp.messagingengine.com. HIGH 99
104.143.9.101 dnic-mxfwd1.directnic.net. VERY HIGH 97
205.220.165.146 mx0a-00641c01.pphosted.com. VERY HIGH 96
173.201.193.53 p3plsmtp16-01.prod.phx3.secureserver.net. VERY HIGH 99
216.40.44.20 smtprelay0020.hostedemail.com. VERY HIGH 99
51.81.229.181 mta-201b.earthlink-vadesecure.net. VERY HIGH 99
199.89.1.6 003.lax.mailroute.net. VERY HIGH 98
116.23.16.125 VERY HIGH 9
94.237.105.48 fi6.hostaan.fi. VERY LOW 100
64.147.123.22 wforward3-smtp.messagingengine.com. HIGH 99
113.133.228.208 MODERATE 5
216.69.139.15 p3plsmtp25-03.prod.phx3.secureserver.net. VERY HIGH 99
40.107.244.54 mail-mw2nam12on2054.outbound.protection.outlook.com. VERY HIGH 99
150.101.137.16 ipmail06.adl3.internode.on.net. HIGH 99
74.6.129.42 sonic301-3.consmr.mail.bf2.yahoo.com. VERY HIGH 99
66.111.4.239 forward5-smtp.messagingengine.com. VERY HIGH 97
202.179.70.17 aipl-17-70-179-202.ankhnet.net. MODERATE 0
198.54.122.6 eforward1b-1.registrar-servers.com. VERY HIGH 99
74.6.135.42 sonic302-3.consmr.mail.bf2.yahoo.com. VERY HIGH 99
207.54.93.77 esa.hc4021-78.iphmx.com. VERY HIGH 97
14.127.120.84 VERY HIGH 59
171.64.64.26 smtp2.cs.stanford.edu. VERY HIGH 96
125.112.239.39 VERY HIGH 66
199.89.1.14 011.lax.mailroute.net. VERY HIGH 99
113.116.194.154 VERY HIGH 59
64.147.108.50 pb-mx9.pobox.com. VERY HIGH 98
119.123.103.98 VERY HIGH 20
64.147.108.52 pb-mx11.pobox.com. VERY HIGH 98
64.147.108.51 pb-mx10.pobox.com. VERY HIGH 89
74.208.4.200 mout.gmx.com. VERY HIGH 97
216.40.44.21 smtprelay0021.hostedemail.com. VERY HIGH 97
167.89.127.89 xtrwtfrw.outbound-mail.sendgrid.net. VERY HIGH 99
64.147.123.30 wforward1-smtp.messagingengine.com. VERY HIGH 99
199.89.1.4 001.lax.mailroute.net. VERY HIGH 97
173.228.157.41 pb-mx22.pobox.com. VERY HIGH 98
51.81.229.180 mta-201a.earthlink-vadesecure.net. VERY HIGH 99
199.89.1.17 014.lax.mailroute.net. VERY HIGH 99
74.6.131.123 sonic311-13.consmr.mail.bf2.yahoo.com. VERY HIGH 99
66.111.4.237 forward3-smtp.messagingengine.com. VERY HIGH 97
96.103.146.56 resqmta-a1p-077437.sys.comcast.net. VERY HIGH 99
74.208.4.201 mout.gmx.com. VERY HIGH 97
150.101.137.10 ipmail04.adl3.internode.on.net. HIGH 99
66.111.4.238 forward4-smtp.messagingengine.com. VERY HIGH 97
96.103.146.57 resqmta-a1p-077723.sys.comcast.net. VERY HIGH 99
149.20.1.60 lists.isc.org. HIGH 99
74.6.130.41 sonic308-2.consmr.mail.bf2.yahoo.com. VERY HIGH 97
113.116.32.133 VERY HIGH 3
74.6.133.81 sonic321-26.consmr.mail.bf2.yahoo.com. VERY HIGH 97
199.89.3.5 002.mia.mailroute.net. VERY HIGH 97

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