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
ucdenver.edu
Issued by
Sectigo RSA Organization Validation Secure Server CA
Valid Until
02/28/2025
Sending IPs
IP Address    Hostname Volume    Sender Score   
13.111.63.164 fq164.mta.exacttarget.com. HIGH 84
13.111.68.194 ih194.mta.exacttarget.com. VERY HIGH 76
40.93.193.2 mail-southcentralusazon11020002.outbound.protection.outlook.com. VERY HIGH 34
40.93.193.3 mail-southcentralusazon11020003.outbound.protection.outlook.com. VERY HIGH 55
40.93.193.6 mail-southcentralusazon11021006.outbound.protection.outlook.com. VERY HIGH 77
40.93.193.7 mail-southcentralusazon11021007.outbound.protection.outlook.com. VERY HIGH 62
40.93.198.2 mail-westcentralusazon11020002.outbound.protection.outlook.com. VERY HIGH 44
40.93.198.3 mail-westcentralusazon11020003.outbound.protection.outlook.com. VERY HIGH 12
46.30.5.170 mail3.o.check24.de. VERY HIGH 64
52.101.46.30 mail-westus2azon11024030.outbound.protection.outlook.com. VERY HIGH 62
52.101.46.31 mail-westus2azon11024031.outbound.protection.outlook.com. VERY HIGH 50
52.101.51.10 mail-eastusazon11022010.outbound.protection.outlook.com. VERY HIGH 55
52.101.51.11 mail-eastusazon11022011.outbound.protection.outlook.com. VERY HIGH 57
52.101.51.14 mail-eastusazon11023014.outbound.protection.outlook.com. VERY HIGH 50
52.101.51.15 mail-eastusazon11023015.outbound.protection.outlook.com. VERY HIGH 38
52.101.56.10 mail-eastus2azon11022010.outbound.protection.outlook.com. VERY HIGH 71
52.101.56.11 mail-eastus2azon11022011.outbound.protection.outlook.com. VERY HIGH 19
52.101.56.18 mail-eastus2azon11023018.outbound.protection.outlook.com. VERY HIGH 55
52.101.56.19 mail-eastus2azon11023019.outbound.protection.outlook.com. VERY HIGH 55
52.101.61.15 mail-centralusazon11023015.outbound.protection.outlook.com. VERY HIGH 40
52.101.85.2 mail-westusazon11020002.outbound.protection.outlook.com. VERY HIGH 62
52.101.85.3 mail-westusazon11020003.outbound.protection.outlook.com. VERY HIGH 50
52.101.85.6 mail-westusazon11021006.outbound.protection.outlook.com. VERY HIGH 55
52.101.85.7 mail-westusazon11021007.outbound.protection.outlook.com. VERY HIGH 82
52.101.193.2 mail-northcentralusazon11020002.outbound.protection.outlook.com. VERY HIGH 62
52.101.193.3 mail-northcentralusazon11020003.outbound.protection.outlook.com. VERY HIGH 50
78.143.254.173 delivery3.simplelists.com. VERY HIGH 92
91.234.234.173 delivery103.simplelists.com. VERY HIGH 97
98.98.147.163 NXDOMAIN MODERATE 85
103.13.207.58 ebliethos.co.id. VERY HIGH 69
103.82.92.182 ip103-82-92-182.cloudhost.web.id. HIGH 79
136.147.136.157 mta.communications.cu.edu. VERY HIGH 98
156.59.255.222 NXDOMAIN VERY HIGH 0
162.247.216.53 smtp12.iad1.qemailserver.com. VERY HIGH 99
162.247.216.61 smtp2.iad1.qemailserver.com. VERY HIGH 98
167.89.13.187 o7.mx.technolutions.net. VERY HIGH 97
167.89.25.12 o3.mx.technolutions.net. VERY HIGH 99
167.89.25.126 o1.mx.technolutions.net. VERY HIGH 98
198.37.152.133 o9.mx.technolutions.net. VERY HIGH 98
198.37.152.137 o8.mx.technolutions.net. VERY HIGH 98
198.37.152.151 o6.mx.technolutions.net. VERY HIGH 98
198.37.158.230 o4.mx.technolutions.net. VERY HIGH 97
198.37.159.162 o2.mx.technolutions.net. VERY HIGH 96
209.85.161.51 mail-oo1-f51.google.com. VERY HIGH 79
216.40.44.21 smtprelay0021.hostedemail.com. VERY HIGH 98
Related Sending Domains

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