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
calendars.com
Issued by
R3
Valid Until
07/09/2024
Sending IPs
IP Address    Hostname Volume    Sender Score   
13.58.214.35 egress-host.us-east-2.a.mail.umich.edu. VERY HIGH 48
15.204.3.8 mta-c231a.oxsus-vadesecure.net. VERY HIGH 86
15.204.3.9 mta-c231b.oxsus-vadesecure.net. VERY HIGH 86
15.204.3.10 mta-c232a.oxsus-vadesecure.net. VERY HIGH 86
15.204.3.11 mta-c232b.oxsus-vadesecure.net. VERY HIGH 86
20.67.221.12 smtp-outbound9.duck.com. VERY HIGH 85
34.199.13.167 smtp2.mozu.com. VERY HIGH 99
35.160.237.124 egress-host.us-west-2.a.mail.umich.edu. VERY HIGH 59
35.162.59.88 egress-host.us-west-2.a.mail.umich.edu. VERY HIGH 49
54.68.193.51 inbound2b.ore.mailhop.org. VERY HIGH 98
54.149.206.185 inbound5b.ore.mailhop.org. VERY HIGH 98
54.186.60.165 inbound3a.ore.mailhop.org. VERY HIGH 86
54.191.158.99 inbound3b.ore.mailhop.org. VERY HIGH 98
64.68.200.59 smtp.easymail.ca. VERY HIGH 99
64.147.108.50 pb-mx9.pobox.com. VERY HIGH 90
64.147.108.51 pb-mx10.pobox.com. VERY HIGH 97
64.147.108.52 pb-mx11.pobox.com. VERY HIGH 98
64.147.108.55 pb-mx14.pobox.com. VERY HIGH 98
65.254.253.3 walmailout03.yourhostingaccount.com. VERY HIGH 97
66.163.186.82 sonic318-20.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.186.147 sonic302-21.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.188.82 sonic319-20.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.188.147 sonic303-21.consmr.mail.ne1.yahoo.com. VERY HIGH 99
74.6.131.81 sonic319-26.consmr.mail.bf2.yahoo.com. VERY HIGH 98
74.6.131.124 sonic311-14.consmr.mail.bf2.yahoo.com. VERY HIGH 97
74.6.132.41 sonic306-2.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.134.123 sonic315-13.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.135.124 sonic310-14.consmr.mail.bf2.yahoo.com. VERY HIGH 99
98.137.66.204 sonic319-23.consmr.mail.gq1.yahoo.com. VERY HIGH 97
98.137.69.147 sonic310-21.consmr.mail.gq1.yahoo.com. VERY HIGH 99
100.0.46.53 rockridge.jjd.com. HIGH 94
135.148.117.232 mta-c131a.oxsus-vadesecure.net. VERY HIGH 69
135.148.117.233 mta-c131b.oxsus-vadesecure.net. VERY HIGH 78
135.148.117.234 mta-c132a.oxsus-vadesecure.net. VERY HIGH 78
140.180.220.103 oaamx202l.princeton.edu. VERY HIGH 94
149.72.36.209 o1055.send.calendars.com. VERY HIGH 96
167.89.72.24 o1282.shared.klaviyomail.com. VERY HIGH 71
173.228.157.39 pb-mx20.pobox.com. VERY HIGH 98
173.228.157.40 pb-mx21.pobox.com. VERY HIGH 98
173.228.157.42 pb-mx23.pobox.com. VERY HIGH 97
192.64.151.27 web27.dnchosting.com. HIGH 98
216.40.44.19 smtprelay0019.hostedemail.com. VERY HIGH 98
216.40.44.20 smtprelay0020.hostedemail.com. VERY HIGH 98
216.40.44.22 smtprelay0022.hostedemail.com. VERY HIGH 98
216.40.44.23 smtprelay0023.hostedemail.com. VERY HIGH 79
216.69.139.27 p3plsmtp26-03.prod.phx3.secureserver.net. VERY HIGH 72
216.69.139.31 p3plsmtp26-05.prod.phx3.secureserver.net. VERY HIGH 71
216.69.139.45 p3plsmtp27-01.prod.phx3.secureserver.net. VERY HIGH 98
216.69.139.49 p3plsmtp27-03.prod.phx3.secureserver.net. VERY HIGH 98
216.69.139.53 p3plsmtp27-05.prod.phx3.secureserver.net. VERY HIGH 98

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