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
ruzovyslon.cz
Issued by
WE1
Valid Until
08/26/2026
Sending IPs
IP Address    Hostname Volume    Sender Score   
45.13.137.17 m1-out-mua-8.websupport.sk. VERY HIGH 75
45.13.137.42 m1-out-mua-19.websupport.sk. VERY HIGH 99
46.28.105.100 w-smtp-out-4.wedos.net. VERY HIGH 99
46.28.105.101 w-smtp-out-5.wedos.net. VERY HIGH 99
46.255.225.202 gmmr-1.centrum.cz. VERY HIGH 87
46.255.225.205 gmmr-3.centrum.cz. VERY HIGH 64
46.255.227.203 gmmr-2.centrum.cz. VERY HIGH 89
46.255.227.205 gmmr-4.centrum.cz. VERY HIGH 80
81.0.206.88 m3.crs-net.cz. VERY HIGH 88
81.0.235.44 ivanek.tojeono.cz. HIGH 99
81.91.87.83 smtp3.web4u.cz. VERY HIGH 99
83.167.244.132 smtp-out-01.svethostingu.cz. VERY HIGH 97
84.16.96.6 mail.comacomp.cz. VERY HIGH 99
85.255.6.73 www.horeni.cz. HIGH 97
88.86.100.235 mailgw-01.as4u.org. VERY HIGH 99
88.86.100.236 mailgw-02.as4u.org. VERY HIGH 99
88.86.121.144 mail.wp-hosting.eu. VERY HIGH 88
93.185.97.14 cp3.sphosting.cz. VERY HIGH 85
109.72.7.105 mail.mlha.cz. MODERATE 99
160.218.169.68 mailer2.quick.cz. VERY HIGH 99
176.227.169.140 web01.hostinx.com. VERY HIGH 99
178.22.114.68 mail.ftl.cz. VERY HIGH 99
185.12.196.66 phop.smtp.cz. VERY HIGH 99
185.66.36.222 mail.gigaserver.cz. VERY HIGH 94
185.120.71.239 smtp2.cloudevelops.com. HIGH 99
185.129.138.111 mxavas-out-1.forpsi.com. VERY HIGH 99
185.129.138.112 mxavas-out-2.forpsi.com. VERY HIGH 97
185.129.138.113 mxavas-out-3.forpsi.com. VERY HIGH 99
192.174.95.199 mta-174-95-199.targito.com.sparkpostmail.com. VERY HIGH 97
192.174.95.200 mta-174-95-200.targito.com.sparkpostmail.com. VERY HIGH 97
192.174.95.201 mta-174-95-201.targito.com.sparkpostmail.com. VERY HIGH 97
192.174.95.202 mta-174-95-202.targito.com.sparkpostmail.com. VERY HIGH 97
192.174.95.213 mta-174-95-213.targito.com.sparkpostmail.com. VERY HIGH 63
192.174.95.214 mta-174-95-214.targito.com.sparkpostmail.com. VERY HIGH 94
194.228.41.112 backmx.iol.cz. VERY HIGH 99
195.181.249.35 srs1.nameserver.sk. VERY HIGH 97
195.181.249.36 srs2.nameserver.sk. VERY HIGH 99
195.181.249.37 srs3.nameserver.sk. VERY HIGH 99
198.244.61.200 mgrelay1.alternativeid.com. VERY HIGH 97
198.244.62.78 mgrelay2.alternativeid.com. VERY HIGH 88
212.111.0.13 mta.inext.cz. VERY HIGH 99
212.111.31.82 mail.aite.cz. MODERATE 99
213.151.89.62 iris.spoje.net. HIGH 98
217.11.236.90 smtp.discretepost.com. VERY HIGH 73
217.198.120.43 smtp-forwards-1.zoner.com. 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.