List Quality Check

You have no lists. To create a list click here

Select Page
Icon

Sender Score

Results for IP address
12.34.56.789

Sending Domain Information

MX Record   
SPF Record   

SSL Information

SSL Certificate
Owner
www.alumniclass.com
Issued by
Network Solutions EV Server CA 3
Valid Until
03/24/2025
Sending IPs
IP Address    Hostname Volume    Sender Score   
3.221.214.72 m24.alumniclass.com. VERY HIGH 19
3.225.106.96 m26.alumniclass.com. VERY HIGH 17
3.231.6.145 m15.alumniclass.com. VERY HIGH 24
3.232.224.152 m19.alumniclass.com. VERY HIGH 3
15.204.3.8 mta-c231a.oxsus-vadesecure.net. VERY HIGH 92
15.204.3.9 mta-c231b.oxsus-vadesecure.net. VERY HIGH 84
15.204.3.10 mta-c232a.oxsus-vadesecure.net. VERY HIGH 92
15.204.3.11 mta-c232b.oxsus-vadesecure.net. VERY HIGH 92
17.57.155.5 qs51p00im-qukt01071502.me.com. VERY HIGH 97
17.57.155.23 qs51p00im-qukt01080502.me.com. VERY HIGH 97
17.58.38.51 ms11p00im-qufo17281401.me.com. VERY HIGH 97
17.58.38.56 ms11p00im-qufo17281901.me.com. VERY HIGH 97
17.58.38.58 ms11p00im-qufo17282101.me.com. VERY HIGH 97
18.214.43.97 m9.alumniclass.com. MODERATE 77
18.235.65.127 m23.alumniclass.com. VERY HIGH 51
23.23.168.25 mail.ssastores.com. MODERATE 99
24.41.67.41 smarth-prod1.sys.elnk.net. VERY HIGH 96
24.41.67.42 smarth-prod2.sys.elnk.net. VERY HIGH 93
34.197.43.7 m17.alumniclass.com. VERY HIGH 12
34.197.115.5 m20.alumniclass.com. VERY HIGH 20
34.204.130.104 m8.alumniclass.com. VERY HIGH 98
34.206.104.79 m10.alumniclass.com. MODERATE 97
34.236.3.130 m28.alumniclass.com. VERY HIGH 44
35.89.44.36 omta37.uswest2.a.cloudfilter.net. VERY HIGH 89
35.153.41.249 m1.alumniclass.com. HIGH 97
35.168.115.31 m29.alumniclass.com. VERY HIGH 51
35.173.94.22 m27.alumniclass.com. VERY HIGH 0
44.202.169.34 omta035.useast.a.cloudfilter.net. VERY HIGH 89
44.202.169.36 omta037.useast.a.cloudfilter.net. VERY HIGH 89
44.202.169.38 omta039.useast.a.cloudfilter.net. VERY HIGH 89
44.205.183.224 m12.alumniclass.com. VERY HIGH 10
44.205.201.230 m25.alumniclass.com. VERY HIGH 21
44.205.211.47 m16.alumniclass.com. VERY HIGH 42
44.205.225.32 m2.alumniclass.com. VERY HIGH 22
45.76.11.40 mail3.gis.net. VERY HIGH 97
47.43.26.168 p-impout003fwd.msg.pkvw.co.charter.net. VERY HIGH 16
47.43.26.169 p-impout004fwd.msg.pkvw.co.charter.net. VERY HIGH 54
47.43.26.173 p-impout008fwd.msg.pkvw.co.charter.net. VERY HIGH 45
52.0.1.195 m30.alumniclass.com. VERY HIGH 19
52.0.235.225 m22.alumniclass.com. VERY HIGH 63
52.7.250.61 m5.alumniclass.com. VERY HIGH 55
52.23.69.220 m7.alumniclass.com. VERY HIGH 10
52.71.3.164 m11.alumniclass.com. VERY HIGH 13
52.203.18.77 m13.alumniclass.com. VERY HIGH 7
54.165.190.56 m3.alumniclass.com. VERY HIGH 70
54.172.229.0 m21.alumniclass.com. VERY HIGH 1
54.208.5.56 m18.alumniclass.com. VERY HIGH 45
54.208.132.113 m14.alumniclass.com. VERY HIGH 44
54.211.191.11 m6.alumniclass.com. VERY HIGH 94
54.225.200.238 smtp1.alumniclass.com. HIGH 99
64.26.60.153 mx0.mfg.onr.siteprotect.com. VERY HIGH 97
64.136.47.16 outbound-mx.dca.untd.com. VERY HIGH 81
64.147.108.50 pb-mx9.pobox.com. VERY HIGH 98
64.147.108.51 pb-mx10.pobox.com. VERY HIGH 98
69.16.227.189 mail.qsl.net. VERY HIGH 97
72.29.89.5 cherry.mfilter.dimenoc.com. VERY HIGH 96
74.208.4.200 mout.gmx.com. VERY HIGH 98
74.208.4.201 mout.gmx.com. VERY HIGH 97
108.166.43.128 gate.forward.smtp.ord1c.emailsrvr.com. VERY HIGH 97
129.159.64.89 mx.tds.net. VERY HIGH 97
129.159.105.98 mx.windstream.net. VERY HIGH 97
135.148.117.232 mta-c131a.oxsus-vadesecure.net. VERY HIGH 94
135.148.117.234 mta-c132a.oxsus-vadesecure.net. VERY HIGH 92
146.20.86.8 gate.forward.smtp.iad3b.emailsrvr.com. VERY HIGH 97
147.160.157.15 bucksport.safeport.com. HIGH 97
150.136.204.204 mx.nrtc.syn-alias.com. VERY HIGH 92
161.47.34.7 gate.forward.smtp.ord1d.emailsrvr.com. VERY HIGH 97
169.55.67.128 mail4.domainit.com. VERY HIGH 96
173.228.157.39 pb-mx20.pobox.com. VERY HIGH 98
173.228.157.40 pb-mx21.pobox.com. VERY HIGH 98
173.228.157.41 pb-mx22.pobox.com. VERY HIGH 98
173.228.157.42 pb-mx23.pobox.com. VERY HIGH 98
192.252.156.14 s440.sureserver.com. VERY HIGH 97
204.232.172.40 gate.forward.smtp.iad3a.emailsrvr.com. VERY HIGH 89
216.40.44.18 smtprelay0018.hostedemail.com. VERY HIGH 98
216.40.44.19 smtprelay0019.hostedemail.com. VERY HIGH 98
216.40.44.20 smtprelay0020.hostedemail.com. VERY HIGH 98
216.40.44.21 smtprelay0021.hostedemail.com. VERY HIGH 98
216.40.44.22 smtprelay0022.hostedemail.com. VERY HIGH 95
216.40.44.23 smtprelay0023.hostedemail.com. VERY HIGH 82
216.55.104.84 saferoute.fitechllc.com. MODERATE 99
216.69.139.11 p3plsmtp25-01.prod.phx3.secureserver.net. VERY HIGH 97
216.69.139.13 p3plsmtp25-02.prod.phx3.secureserver.net. VERY HIGH 97
216.69.139.15 p3plsmtp25-03.prod.phx3.secureserver.net. VERY HIGH 92
216.69.139.19 p3plsmtp25-05.prod.phx3.secureserver.net. VERY HIGH 92
216.69.139.21 p3plsmtp25-06.prod.phx3.secureserver.net. VERY HIGH 97
Related Sending Domains
Domain   
m3.alumniclass.com

The path to reputation greatness.

See if you’re being blocked.

Is your reputation suffering because you’re on a blocklist? Use our free tool to investigate.

Learn from star senders

Hear real sender stories on the Email After Hours podcast.

Keep your lists clean

Upload your list to our list quality checks tool to see if your contacts are legit.

Talk to an email expert.

We’re the experts in deliverability and driving maximum results from your email marketing. Let’s chat and find out how you can improve your sender reputation and raise your revenue.

Assess

Learn

Act