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
*.prod.phx3.secureserver.net
Issued by
Starfield Secure Certificate Authority - G2
Valid Until
03/18/2025
Sending IPs
IP Address    Hostname Volume    Sender Score   
Related Sending Domains
Domain   
34.81.238.104.host.secureserver.net
p3plibsmtp02-03.prod.phx3.secureserver.net
p3plzcpnl452760.prod.phx3.secureserver.net
sg2plcpnl0036.prod.sin2.secureserver.net
sg2plzcpnl504480.prod.sin2.secureserver.net
90.228.74.97.host.secureserver.net
p3plmcpnl494746.prod.phx3.secureserver.net
p3plcpnl0995.prod.phx3.secureserver.net
p3plibsmtp02-14.prod.phx3.secureserver.net
sg2plcpnl0171.prod.sin2.secureserver.net
a2plcpnl0393.prod.iad2.secureserver.net
175.17.148.132.host.secureserver.net
a2plcpnl0282.prod.iad2.secureserver.net
bom1plzcpnl493965.prod.bom1.secureserver.net
112.245.148.132.host.secureserver.net
bounces.em.secureserver.net
s107-180-78-247.secureserver.net
p3plibsmtp02-09.prod.phx3.secureserver.net
p3plmcpnl495344.prod.phx3.secureserver.net
p3plmcpnl497282.prod.phx3.secureserver.net
sg3plcpnl0210.prod.sin3.secureserver.net
sg2plzcpnl476813.prod.sin2.secureserver.net
sg2plzcpnl491722.prod.sin2.secureserver.net
a2plcpnl0306.prod.iad2.secureserver.net
a2plcpnl0375.prod.iad2.secureserver.net
osplbsmtp04.prod.phx3.secureserver.net
n3nlwpcron007.prod.ams3.secureserver.net
a2plcpnl0683.prod.iad2.secureserver.net
p3plsmtp25-03-26.prod.phx3.secureserver.net
a2plcpnl0305.prod.iad2.secureserver.net
services.secureserver.net
p3plcpnl0516.prod.phx3.secureserver.net
p3plsmtp26-05-25.prod.phx3.secureserver.net
sg2plcpnl0211.prod.sin2.secureserver.net
a2plcpnl0831.prod.iad2.secureserver.net
sxb1plwbeout06.prod.sxb1.secureserver.net
47.41.72.148.host.secureserver.net
150.74.238.104.host.secureserver.net
208.110.238.104.host.secureserver.net
p3nwvpweb194.shr.prod.phx3.secureserver.net
sg3plcpnl0097.prod.sin3.secureserver.net
sg2plzcpnl491276.prod.sin2.secureserver.net
a2plcpnl0828.prod.iad2.secureserver.net
a2plcpnl0106.prod.iad2.secureserver.net
a2plcpnl0932.prod.iad2.secureserver.net
a2plcpnl0710.prod.iad2.secureserver.net
cbounces.em.secureserver.net
p3plcpnl1002.prod.phx3.secureserver.net
sg2plcpnl0001.prod.sin2.secureserver.net
a2plcpnl0619.prod.iad2.secureserver.net
cloud2.em.secureserver.net
p3plzcpnl475186.prod.phx3.secureserver.net
p3plsmtp25-02-25.prod.phx3.secureserver.net
p3plibsmtp02-05.prod.phx3.secureserver.net
p3plibsmtp03-13.prod.phx3.secureserver.net
p3plmtsmtp02.prod.phx3.secureserver.net
sg2plzcpnl490079.prod.sin2.secureserver.net
a2plcpnl0176.prod.iad2.secureserver.net
a2plcpnl0380.prod.iad2.secureserver.net
p3plmcpnl496688.prod.phx3.secureserver.net
sg2nwvpweb038.shr.prod.sin2.secureserver.net
a2plcpnl0088.prod.iad2.secureserver.net
a2plcpnl0172.prod.iad2.secureserver.net
a2plcpnl0302.prod.iad2.secureserver.net
sxb1plzcpnl503905.prod.sxb1.secureserver.net
a2plcpnl0489.prod.iad2.secureserver.net
a2plcpnl0444.prod.iad2.secureserver.net
sxb1plzcpnl503947.prod.sxb1.secureserver.net
175.163.178.68.host.secureserver.net
p3plzcpnl491149.prod.phx3.secureserver.net
p3plcpnl1228.prod.phx3.secureserver.net
p3plsmtp25-04-26.prod.phx3.secureserver.net
p3plibsmtp03-12.prod.phx3.secureserver.net
a2plcpnl0526.prod.iad2.secureserver.net
206.233.74.97.host.secureserver.net
p3plmcpnl496448.prod.phx3.secureserver.net
p3plcpnl1106.prod.phx3.secureserver.net
a2plcpnl0533.prod.iad2.secureserver.net
p3plzcpnl499884.prod.phx3.secureserver.net
sg2plzcpnl471122.prod.sin2.secureserver.net
a2plcpnl0198.prod.iad2.secureserver.net
a2plcpnl0458.prod.iad2.secureserver.net
a2plcpnl0487.prod.iad2.secureserver.net
a2plcpnl0235.prod.iad2.secureserver.net
a2plcpnl0125.prod.iad2.secureserver.net
a2plcpnl0153.prod.iad2.secureserver.net
139.237.74.97.host.secureserver.net
p3plcpnl0798.prod.phx3.secureserver.net
sg2plmcpnl487405.prod.sin2.secureserver.net
sg2plzcpnl491293.prod.sin2.secureserver.net
a2plcpnl0483.prod.iad2.secureserver.net
cloud.em.secureserver.net
p3plmcpnl499087.prod.phx3.secureserver.net
a2nwvpweb122.shr.prod.iad2.secureserver.net
a2plcpnl0782.prod.iad2.secureserver.net
p3plmcpnl495168.prod.phx3.secureserver.net
p3plmcpnl502048.prod.phx3.secureserver.net
p3plsmtp27-03-26.prod.phx3.secureserver.net
p3plibsmtp02-02.prod.phx3.secureserver.net
sg2plcpnl0062.prod.sin2.secureserver.net
a2plcpnl0099.prod.iad2.secureserver.net
a2plcpnl0187.prod.iad2.secureserver.net
a2plcpnl0174.prod.iad2.secureserver.net
131.225.167.72.host.secureserver.net
e.secureserver.net
p3plsmtp25-06-26.prod.phx3.secureserver.net
p3plcpnl0722.prod.phx3.secureserver.net
p3plibsmtp02-01.prod.phx3.secureserver.net
sg3plcpnl0221.prod.sin3.secureserver.net
sg2plzcpnl491277.prod.sin2.secureserver.net
sg2plcpnl0256.prod.sin2.secureserver.net
sg2plmcpnl492385.prod.sin2.secureserver.net
a2plcpnl0363.prod.iad2.secureserver.net
49.76.180.107.host.secureserver.net
244.70.180.107.host.secureserver.net
91.143.169.192.host.secureserver.net
p3plzcpnl502918.prod.phx3.secureserver.net
p3plcpnl0796.prod.phx3.secureserver.net
p3plsmtp26-03-26.prod.phx3.secureserver.net
p3plsmtp27-02-26.prod.phx3.secureserver.net
sg3plcpnl0046.prod.sin3.secureserver.net
s184-168-146-103.secureserver.net
a2plcpnl0278.prod.iad2.secureserver.net
a2plcpnl0216.prod.iad2.secureserver.net
a2plcpnl0645.prod.iad2.secureserver.net
sg2plzcpnl489576.prod.sin2.secureserver.net
a2plcpnl0167.prod.iad2.secureserver.net
a2plcpnl0165.prod.iad2.secureserver.net
p3plcpnl0775.prod.phx3.secureserver.net
p3plsmtp27-03-25.prod.phx3.secureserver.net
p3plsmtp26-02-25.prod.phx3.secureserver.net
sg2plcpnl0014.prod.sin2.secureserver.net
a2plcpnl0083.prod.iad2.secureserver.net
a2plcpnl0563.prod.iad2.secureserver.net
a2plcpnl0411.prod.iad2.secureserver.net
a2plcpnl0810.prod.iad2.secureserver.net
79.92.74.97.host.secureserver.net
25.235.169.192.host.secureserver.net
p3plmtsmtp03.prod.phx3.secureserver.net
sg2plzcpnl504404.prod.sin2.secureserver.net
a2nwvpweb046.shr.prod.iad2.secureserver.net
a2plcpnl0949.prod.iad2.secureserver.net
a2plcpnl0468.prod.iad2.secureserver.net
a2plcpnl0247.prod.iad2.secureserver.net
a2plcpnl0893.prod.iad2.secureserver.net
a2plcpnl0450.prod.iad2.secureserver.net
sxb1plwbeout05.prod.sxb1.secureserver.net
122.80.62.166.host.secureserver.net
194.134.62.50.host.secureserver.net
atlassian-bounces.services.secureserver.net
bounces.cloud2.em.secureserver.net
p3plzcpnl475181.prod.phx3.secureserver.net
sg3plcpnl0182.prod.sin3.secureserver.net
sg2plcpnl0004.prod.sin2.secureserver.net
sg2plcpnl0132.prod.sin2.secureserver.net
a2plcpnl0077.prod.iad2.secureserver.net
a2plcpnl0910.prod.iad2.secureserver.net
109.102.238.104.host.secureserver.net
cbounces.cloud2.em.secureserver.net
p3plzcpnl492189.prod.phx3.secureserver.net
p3plzcpnl504518.prod.phx3.secureserver.net
p3plibsmtp02-13.prod.phx3.secureserver.net
osplbsmtp03.prod.phx3.secureserver.net
a2plcpnl0396.prod.iad2.secureserver.net
a2plcpnl0274.prod.iad2.secureserver.net
a2plcpnl0803.prod.iad2.secureserver.net
a2plcpnl0771.prod.iad2.secureserver.net
13.129.204.92.host.secureserver.net
em.secureserver.net
p3plsmtp26-02-26.prod.phx3.secureserver.net
p3plzcpnl502106.prod.phx3.secureserver.net
sg2plcpnl0020.prod.sin2.secureserver.net
a2plcpnl0123.prod.iad2.secureserver.net
a2plcpnl0362.prod.iad2.secureserver.net
sxb1plzcpnl486888.prod.sxb1.secureserver.net
secureserver.net
p3plmcpnl494468.prod.phx3.secureserver.net
p3plzcpnl489528.prod.phx3.secureserver.net
p3plibsmtp02-08.prod.phx3.secureserver.net
p3plsmtp26-06-26.prod.phx3.secureserver.net
p3plmcpnl496431.prod.phx3.secureserver.net
p3plcpnl0711.prod.phx3.secureserver.net
a2plcpnl0199.prod.iad2.secureserver.net
a2plcpnl0559.prod.iad2.secureserver.net
a2plcpnl0336.prod.iad2.secureserver.net
a2plcpnl0475.prod.iad2.secureserver.net
a2plcpnl0265.prod.iad2.secureserver.net
a2plcpnl0905.prod.iad2.secureserver.net
a2plcpnl0182.prod.iad2.secureserver.net
a2plcpnl0052.prod.iad2.secureserver.net
a2plcpnl0360.prod.iad2.secureserver.net
223.243.169.192.host.secureserver.net
15.20.148.132.host.secureserver.net
bounces.cloud.em.secureserver.net
p3plsmtp27-06-26.prod.phx3.secureserver.net
p3plsmtp26-01-25.prod.phx3.secureserver.net
p3plmcpnl502823.prod.phx3.secureserver.net
n3plcpnl0148.prod.ams3.secureserver.net
a2plcpnl0848.prod.iad2.secureserver.net
a2plcpnl0636.prod.iad2.secureserver.net
a2plcpnl0654.prod.iad2.secureserver.net
a2plcpnl0783.prod.iad2.secureserver.net
bom1plzcpnl500442.prod.bom1.secureserver.net
72.19.148.132.host.secureserver.net
p3plmcpnl492489.prod.phx3.secureserver.net
osplbsmtp01.prod.phx3.secureserver.net
a2plcpnl0661.prod.iad2.secureserver.net
sxb1plzcpnl489544.prod.sxb1.secureserver.net
98.166.178.68.host.secureserver.net
97.154.148.132.host.secureserver.net
p3plibsmtp03-10.prod.phx3.secureserver.net
osplwbeout01-10.prod.phx3.secureserver.net
sg2plcpnl0033.prod.sin2.secureserver.net
a2plcpnl0649.prod.iad2.secureserver.net
a2plcpnl0578.prod.iad2.secureserver.net
164.124.168.184.host.secureserver.net
p3plmcpnl499036.prod.phx3.secureserver.net
p3plsmtp26-04-26.prod.phx3.secureserver.net
p3plmtsmtp01.prod.phx3.secureserver.net
sg2plzcpnl504599.prod.sin2.secureserver.net
a2plcpnl0496.prod.iad2.secureserver.net
a2plcpnl0666.prod.iad2.secureserver.net
a2plcpnl0792.prod.iad2.secureserver.net
a2plcpnl0872.prod.iad2.secureserver.net
a2plcpnl0262.prod.iad2.secureserver.net
a2plcpnl0080.prod.iad2.secureserver.net
sxb1plzcpnl437711.prod.sxb1.secureserver.net
p3plibsmtp03-09.prod.phx3.secureserver.net
sg3plcpnl0037.prod.sin3.secureserver.net
a2plcpnl0036.prod.iad2.secureserver.net
a2plcpnl0226.prod.iad2.secureserver.net
a2plcpnl0192.prod.iad2.secureserver.net
253.144.148.132.host.secureserver.net
p3plsmtp27-05-26.prod.phx3.secureserver.net
a2plcpnl0938.prod.iad2.secureserver.net
p3plibsmtp02-06.prod.phx3.secureserver.net
sg3plcpnl0076.prod.sin3.secureserver.net
sg2plcpnl0054.prod.sin2.secureserver.net
a2plcpnl0090.prod.iad2.secureserver.net
bom1plmcpnl503655.prod.bom1.secureserver.net
110.41.72.148.host.secureserver.net
p3plzcpnl496837.prod.phx3.secureserver.net
p3plcpnl0645.prod.phx3.secureserver.net
a2plcpnl0150.prod.iad2.secureserver.net
sxb1plwbeout03.prod.sxb1.secureserver.net
p3plsmtp26-04-25.prod.phx3.secureserver.net
p3plsmtp26-03-25.prod.phx3.secureserver.net
p3plibsmtp02-10.prod.phx3.secureserver.net
a2plcpnl0019.prod.iad2.secureserver.net
a2plcpnl0354.prod.iad2.secureserver.net
sxb1plzcpnl473179.prod.sxb1.secureserver.net
s45-40-133-179.secureserver.net
p3plmcpnl495167.prod.phx3.secureserver.net
p3plmcpnl495936.prod.phx3.secureserver.net
p3plsmtp26-01-26.prod.phx3.secureserver.net
p3plmcpnl496423.prod.phx3.secureserver.net
sg2plzcpnl462840.prod.sin2.secureserver.net
a2plcpnl0084.prod.iad2.secureserver.net
87.98.238.104.host.secureserver.net
ip-72-167-42-129.ip.secureserver.net
bounce.e.secureserver.net
osplwbeout01-02.prod.phx3.secureserver.net
p3plmcpnl503421.prod.phx3.secureserver.net
p3plibsmtp03-01.prod.phx3.secureserver.net
sg2plcpnl0026.prod.sin2.secureserver.net
a2plcpnl0448.prod.iad2.secureserver.net
a2plcpnl0321.prod.iad2.secureserver.net
109.83.74.97.host.secureserver.net
28.119.62.166.host.secureserver.net
p3plibsmtp02-04.prod.phx3.secureserver.net
p3plcpnl0532.prod.phx3.secureserver.net
a2plcpnl0404.prod.iad2.secureserver.net
a2plcpnl0313.prod.iad2.secureserver.net
139.133.167.72.host.secureserver.net
p3plcpnl0837.prod.phx3.secureserver.net
p3plsmtp26-06-25.prod.phx3.secureserver.net
p3plmtsmtp04.prod.phx3.secureserver.net
p3plibsmtp03-02.prod.phx3.secureserver.net
p3plcpnl0530.prod.phx3.secureserver.net
sg2plcpnl0023.prod.sin2.secureserver.net
sg2plzcpnl458810.prod.sin2.secureserver.net
a2plcpnl0449.prod.iad2.secureserver.net
a2plcpnl0054.prod.iad2.secureserver.net
a2plcpnl0332.prod.iad2.secureserver.net
p3plzcpnl489447.prod.phx3.secureserver.net
p3plibsmtp03-07.prod.phx3.secureserver.net
osplwbeout01-07.prod.phx3.secureserver.net
sg3plcpnl0070.prod.sin3.secureserver.net
a2plcpnl0205.prod.iad2.secureserver.net
a2plcpnl0442.prod.iad2.secureserver.net
a2plcpnl0940.prod.iad2.secureserver.net
145.182.205.92.host.secureserver.net
10.146.204.92.host.secureserver.net
sg2plcpnl0161.prod.sin2.secureserver.net
a2plcpnl0605.prod.iad2.secureserver.net
a2plcpnl0213.prod.iad2.secureserver.net
84.4.74.97.host.secureserver.net
a2plcpnl0068.prod.iad2.secureserver.net
a2plcpnl0836.prod.iad2.secureserver.net
sxb1plmcpnl491426.prod.sxb1.secureserver.net

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