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.cvut.cz
Issued by
GEANT OV RSA CA 4
Valid Until
09/11/2024
Sending IPs
IP Address    Hostname Volume    Sender Score   
37.205.9.209 pdfedit.cz. MODERATE 98
40.107.6.131 mail-db3eur04on2131.outbound.protection.outlook.com. VERY HIGH 54
40.107.7.101 mail-he1eur04on2101.outbound.protection.outlook.com. VERY HIGH 55
40.107.7.110 mail-he1eur04on2110.outbound.protection.outlook.com. VERY HIGH 57
40.107.7.137 mail-he1eur04on2137.outbound.protection.outlook.com. VERY HIGH 61
40.107.8.122 mail-vi1eur04on2122.outbound.protection.outlook.com. VERY HIGH 53
40.107.8.128 mail-vi1eur04on2128.outbound.protection.outlook.com. VERY HIGH 51
40.107.13.99 mail-he1eur01on2099.outbound.protection.outlook.com. VERY HIGH 82
40.107.13.103 mail-he1eur01on2103.outbound.protection.outlook.com. VERY HIGH 51
40.107.20.103 mail-db8eur05on2103.outbound.protection.outlook.com. VERY HIGH 68
40.107.20.117 mail-db8eur05on2117.outbound.protection.outlook.com. VERY HIGH 54
40.107.20.118 mail-db8eur05on2118.outbound.protection.outlook.com. VERY HIGH 54
40.107.21.128 mail-vi1eur05on2128.outbound.protection.outlook.com. VERY HIGH 53
40.107.22.103 mail-am6eur05on2103.outbound.protection.outlook.com. VERY HIGH 54
40.107.22.109 mail-am6eur05on2109.outbound.protection.outlook.com. VERY HIGH 53
40.107.22.122 mail-am6eur05on2122.outbound.protection.outlook.com. VERY HIGH 55
40.107.22.125 mail-am6eur05on2125.outbound.protection.outlook.com. VERY HIGH 54
40.107.104.92 mail-dbaeur03on2092.outbound.protection.outlook.com. VERY HIGH 49
40.107.104.115 mail-dbaeur03on2115.outbound.protection.outlook.com. VERY HIGH 59
40.107.105.100 mail-am7eur03on2100.outbound.protection.outlook.com. VERY HIGH 58
40.107.241.117 mail-vi1eur02on2117.outbound.protection.outlook.com. VERY HIGH 57
40.107.241.124 mail-vi1eur02on2124.outbound.protection.outlook.com. VERY HIGH 54
40.107.241.138 mail-vi1eur02on2138.outbound.protection.outlook.com. VERY HIGH 52
40.107.247.110 mail-am0eur02on2110.outbound.protection.outlook.com. VERY HIGH 22
45.13.137.10 m1-out-mua-1.websupport.sk. VERY HIGH 90
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
46.255.225.205 gmmr-3.centrum.cz. VERY HIGH 79
46.255.227.203 gmmr-2.centrum.cz. VERY HIGH 51
46.255.227.205 gmmr-4.centrum.cz. VERY HIGH 78
81.2.195.62 d062ug.forpsi.com. HIGH 97
81.95.105.140 antirelay10.smtp.cz. VERY HIGH 76
82.208.42.241 postak.e-invent.eu. HIGH 99
83.167.225.224 mta01.amagical.net. HIGH 97
83.167.225.251 mta02.amagical.net. HIGH 97
147.32.32.25 mail-srv1.suz.cvut.cz. MODERATE 100
147.32.71.69 smtp.ciirc.cvut.cz. MODERATE 97
147.32.127.248 mx2.sh.cvut.cz. VERY HIGH 85
147.32.140.28 mars.fsv.cvut.cz. VERY HIGH 99
147.32.160.28 smtp1-out.fsid.cvut.cz. VERY HIGH 99
147.32.192.185 hippo.feld.cvut.cz. MODERATE 99
147.32.210.153 smtpx.feld.cvut.cz. HIGH 97
147.32.229.10 smtp.fbmi.cvut.cz. HIGH 99
147.32.235.25 mailgw5.cvut.cz. VERY HIGH 99
147.32.248.194 nat-is.vc.cvut.cz. VERY LOW 100
147.230.16.1 bubo.tul.cz. VERY HIGH 73
147.251.4.46 minas.ics.muni.cz. VERY HIGH 66
150.140.130.202 out.upatras.gr. VERY HIGH 97
158.196.149.35 mx1.vsb.cz. VERY HIGH 72
195.113.79.51 mxgw.szu.cz. HIGH 98
195.113.132.38 fm2.nkp.cz. VERY HIGH 85
195.113.187.162 mail.vuzt.cz. HIGH 98
217.16.183.28 bakalari-smtp-01.vshosting.cz. VERY HIGH 99

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