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
blackdoctor.org
Issued by
WE1
Valid Until
02/17/2026
Sending IPs
IP Address    Hostname Volume    Sender Score   
47.43.26.167 p-impout002fwd.msg.pkvw.co.charter.net. VERY HIGH 20
47.43.26.175 p-impout010fwd.msg.pkvw.co.charter.net. VERY HIGH 14
57.103.77.13 npq-east2-cluster1-host3-snip4-10.eps.apple.com. VERY HIGH 98
57.103.84.13 p-east3-cluster4-host1-snip4-10.eps.apple.com. VERY HIGH 99
66.163.184.43 sonic317-32.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.185.204 sonic321-23.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.185.205 sonic321-24.consmr.mail.ne1.yahoo.com. VERY HIGH 86
66.163.186.82 sonic318-20.consmr.mail.ne1.yahoo.com. VERY HIGH 86
66.163.186.83 sonic318-21.consmr.mail.ne1.yahoo.com. VERY HIGH 98
66.163.186.148 sonic302-22.consmr.mail.ne1.yahoo.com. VERY HIGH 97
66.163.187.146 sonic316-20.consmr.mail.ne1.yahoo.com. VERY HIGH 97
66.163.187.147 sonic316-21.consmr.mail.ne1.yahoo.com. VERY HIGH 99
66.163.188.82 sonic319-20.consmr.mail.ne1.yahoo.com. VERY HIGH 81
66.163.188.83 sonic319-21.consmr.mail.ne1.yahoo.com. VERY HIGH 87
66.163.188.148 sonic303-22.consmr.mail.ne1.yahoo.com. VERY HIGH 97
66.163.188.205 sonic311-24.consmr.mail.ne1.yahoo.com. VERY HIGH 96
66.163.188.206 sonic311-25.consmr.mail.ne1.yahoo.com. VERY HIGH 87
66.163.189.31 sonic322-56.consmr.mail.ne1.yahoo.com. VERY HIGH 97
66.163.189.32 sonic322-9.consmr.mail.ne1.yahoo.com. VERY HIGH 86
66.163.189.83 sonic306-21.consmr.mail.ne1.yahoo.com. VERY HIGH 87
66.163.191.82 sonic320-20.consmr.mail.ne1.yahoo.com. VERY HIGH 87
66.163.191.83 sonic320-21.consmr.mail.ne1.yahoo.com. VERY HIGH 86
66.175.56.211 mail181c38.carrierzone.com. VERY HIGH 97
66.175.56.220 mail190c38.carrierzone.com. VERY HIGH 98
74.6.129.42 sonic301-3.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.129.81 sonic317-26.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.130.41 sonic308-2.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.130.42 sonic308-3.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.130.121 sonic316-11.consmr.mail.bf2.yahoo.com. VERY HIGH 97
74.6.130.122 sonic316-12.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.131.81 sonic319-26.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.132.81 sonic322-26.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.132.82 sonic322-27.consmr.mail.bf2.yahoo.com. VERY HIGH 84
74.6.132.124 sonic314-14.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.133.81 sonic321-26.consmr.mail.bf2.yahoo.com. VERY HIGH 98
74.6.133.82 sonic321-27.consmr.mail.bf2.yahoo.com. VERY HIGH 98
74.6.134.41 sonic307-2.consmr.mail.bf2.yahoo.com. VERY HIGH 99
74.6.135.81 sonic318-26.consmr.mail.bf2.yahoo.com. VERY HIGH 98
74.6.135.82 sonic318-27.consmr.mail.bf2.yahoo.com. VERY HIGH 98
74.208.4.194 mout.perfora.net. VERY HIGH 98
74.208.4.196 mout.perfora.net. VERY HIGH 84
74.208.4.197 mout.perfora.net. VERY HIGH 84
98.137.64.148 sonic301-22.consmr.mail.gq1.yahoo.com. VERY HIGH 99
98.137.64.206 sonic303-25.consmr.mail.gq1.yahoo.com. VERY HIGH 99
98.137.65.30 sonic315-54.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.65.31 sonic315-55.consmr.mail.gq1.yahoo.com. VERY HIGH 97
98.137.65.147 sonic309-21.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.65.148 sonic309-22.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.66.146 sonic317-20.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.66.147 sonic317-21.consmr.mail.gq1.yahoo.com. VERY HIGH 99
98.137.66.204 sonic319-23.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.68.31 sonic308-55.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.68.32 sonic308-8.consmr.mail.gq1.yahoo.com. VERY HIGH 99
98.137.68.84 sonic306-21.consmr.mail.gq1.yahoo.com. VERY HIGH 97
98.137.69.82 sonic314-19.consmr.mail.gq1.yahoo.com. VERY HIGH 96
98.137.69.83 sonic314-20.consmr.mail.gq1.yahoo.com. VERY HIGH 99
98.137.69.205 sonic312-24.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.69.206 sonic312-25.consmr.mail.gq1.yahoo.com. VERY HIGH 96
98.137.70.82 sonic322-19.consmr.mail.gq1.yahoo.com. VERY HIGH 96
98.137.70.83 sonic322-20.consmr.mail.gq1.yahoo.com. VERY HIGH 98
98.137.70.146 sonic318-20.consmr.mail.gq1.yahoo.com. VERY HIGH 97
98.137.70.147 sonic318-21.consmr.mail.gq1.yahoo.com. VERY HIGH 98
146.20.86.8 gate.forward.smtp.iad3b.emailsrvr.com. VERY HIGH 89
149.72.80.224 o1404.shared.klaviyomail.com. VERY HIGH 67
149.72.85.177 o1405.shared.klaviyomail.com. VERY HIGH 97
149.72.88.114 o1406.shared.klaviyomail.com. VERY HIGH 98
149.72.90.89 o1407.shared.klaviyomail.com. VERY HIGH 97
149.72.148.48 o1412.shared.klaviyomail.com. VERY HIGH 97
149.72.217.41 o1377.shared.klaviyomail.com. VERY HIGH 97
161.47.34.7 gate.forward.smtp.ord1d.emailsrvr.com. VERY HIGH 86
167.89.84.19 o1329.shared.klaviyomail.com. VERY HIGH 86
167.89.100.40 o1355.shared.klaviyomail.com. VERY HIGH 97
167.89.100.82 o1304.shared.klaviyomail.com. VERY HIGH 97
167.89.100.83 o1305.shared.klaviyomail.com. VERY HIGH 86
167.89.100.198 o1310.shared.klaviyomail.com. VERY HIGH 84
168.245.59.73 o1402.shared.klaviyomail.com. VERY HIGH 97
209.17.115.39 atl4mhob01.registeredsite.com. HIGH 95
209.85.167.43 mail-lf1-f43.google.com. VERY HIGH 65
209.85.167.47 mail-lf1-f47.google.com. VERY HIGH 63
209.85.167.50 mail-lf1-f50.google.com. VERY HIGH 78
209.85.167.52 mail-lf1-f52.google.com. VERY HIGH 77
209.85.167.54 mail-lf1-f54.google.com. VERY HIGH 59
209.85.208.41 mail-ed1-f41.google.com. VERY HIGH 47
209.85.208.43 mail-ed1-f43.google.com. VERY HIGH 19
209.85.208.44 mail-ed1-f44.google.com. VERY HIGH 48
209.85.208.45 mail-ed1-f45.google.com. VERY HIGH 39
209.85.208.46 mail-ed1-f46.google.com. VERY HIGH 50
209.85.208.47 mail-ed1-f47.google.com. VERY HIGH 61
209.85.208.48 mail-ed1-f48.google.com. VERY HIGH 12
209.85.208.49 mail-ed1-f49.google.com. VERY HIGH 44
209.85.208.54 mail-ed1-f54.google.com. VERY HIGH 14
209.85.208.174 mail-lj1-f174.google.com. VERY HIGH 73
209.85.208.175 mail-lj1-f175.google.com. VERY HIGH 64
209.85.218.41 mail-ej1-f41.google.com. VERY HIGH 14
209.85.218.42 mail-ej1-f42.google.com. VERY HIGH 51
209.85.218.46 mail-ej1-f46.google.com. VERY HIGH 50
209.85.218.47 mail-ej1-f47.google.com. VERY HIGH 51
209.85.218.48 mail-ej1-f48.google.com. VERY HIGH 51
209.85.218.49 mail-ej1-f49.google.com. VERY HIGH 52
209.85.218.51 mail-ej1-f51.google.com. VERY HIGH 50
209.85.218.53 mail-ej1-f53.google.com. VERY HIGH 50
209.85.218.54 mail-ej1-f54.google.com. VERY HIGH 45
209.85.222.181 mail-qk1-f181.google.com. VERY HIGH 82
Related Sending Domains
Domain   
send.blackdoctor.org

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.