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Sender Score

Results for IP address
12.34.56.789

Sending Domain Information

MX Record   
SPF Record   

SSL Information

SSL Certificate
Owner
www.umass.edu
Issued by
InCommon RSA Server CA 2
Valid Until
08/07/2026
Sending IPs
IP Address    Hostname Volume    Sender Score   
3.15.88.129 smtp-09620a1e2fa098d42.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 94
3.15.101.154 smtp-0f9d9ffcca136bda7.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 97
3.19.5.165 smtp-06094ed8c7f30fa6d.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 98
3.22.122.217 smtp-0a7505deea7ebc37d.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 98
3.22.215.227 smtp-04e9955790e622b23.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 97
3.22.218.33 smtp-0d8928cdf72df48e7.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 98
3.135.73.6 smtp-073d7862604225802.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 94
3.136.67.127 smtp-0a08daacb03cfb8fc.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 96
18.217.12.170 smtp-0770106114d65923f.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 99
18.217.163.190 smtp-0edf7c5e900306de4.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 97
18.220.55.150 smtp-0c5d731565a68bb3f.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 99
18.222.52.31 smtp-09587c15bc384acdc.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 99
40.107.94.72 mail-mw2nam10on2072.outbound.protection.outlook.com. VERY HIGH 92
40.107.237.46 mail-bn8nam12on2046.outbound.protection.outlook.com. VERY HIGH 92
52.14.93.5 smtp-09b8520736e74aadf.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 90
52.15.197.148 smtp-0b49e7135071fcaf5.core1.sfdc-8tgtt5.mta.salesforce.com. VERY HIGH 97
54.240.8.18 a8-18.smtp-out.amazonses.com. VERY HIGH 97
54.240.8.21 a8-21.smtp-out.amazonses.com. VERY HIGH 99
54.240.8.40 a8-40.smtp-out.amazonses.com. VERY HIGH 99
54.240.8.156 a8-156.smtp-out.amazonses.com. VERY HIGH 99
54.240.8.208 a8-208.smtp-out.amazonses.com. VERY HIGH 99
54.240.10.18 a10-18.smtp-out.amazonses.com. VERY HIGH 99
54.240.10.27 a10-27.smtp-out.amazonses.com. VERY HIGH 99
54.240.10.70 a10-70.smtp-out.amazonses.com. VERY HIGH 99
54.240.10.72 a10-72.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.4 a11-4.smtp-out.amazonses.com. VERY HIGH 97
54.240.11.6 a11-6.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.16 a11-16.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.17 a11-17.smtp-out.amazonses.com. VERY HIGH 96
54.240.11.32 a11-32.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.70 a11-70.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.71 a11-71.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.73 a11-73.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.75 a11-75.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.77 a11-77.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.78 a11-78.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.79 a11-79.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.80 a11-80.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.121 a11-121.smtp-out.amazonses.com. VERY HIGH 94
54.240.11.122 a11-122.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.123 a11-123.smtp-out.amazonses.com. VERY HIGH 97
54.240.11.124 a11-124.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.127 a11-127.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.129 a11-129.smtp-out.amazonses.com. VERY HIGH 94
54.240.11.131 a11-131.smtp-out.amazonses.com. VERY HIGH 97
54.240.11.132 a11-132.smtp-out.amazonses.com. VERY HIGH 97
54.240.11.173 a11-173.smtp-out.amazonses.com. VERY HIGH 99
54.240.11.174 a11-174.smtp-out.amazonses.com. VERY HIGH 99
54.240.26.16 a26-16.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.12 a27-12.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.16 a27-16.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.17 a27-17.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.25 a27-25.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.28 a27-28.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.32 a27-32.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.41 a27-41.smtp-out.us-west-2.amazonses.com. VERY HIGH 98
54.240.27.44 a27-44.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.48 a27-48.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.65 a27-65.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.73 a27-73.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.75 a27-75.smtp-out.us-west-2.amazonses.com. VERY HIGH 96
54.240.27.81 a27-81.smtp-out.us-west-2.amazonses.com. VERY HIGH 95
54.240.27.85 a27-85.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.90 a27-90.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.91 a27-91.smtp-out.us-west-2.amazonses.com. VERY HIGH 94
54.240.27.92 a27-92.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.93 a27-93.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.96 a27-96.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.99 a27-99.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.104 a27-104.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.105 a27-105.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.106 a27-106.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.107 a27-107.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.114 a27-114.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.125 a27-125.smtp-out.us-west-2.amazonses.com. VERY HIGH 96
54.240.27.126 a27-126.smtp-out.us-west-2.amazonses.com. VERY HIGH 96
54.240.27.132 a27-132.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.146 a27-146.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.156 a27-156.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.211 a27-211.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.213 a27-213.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.216 a27-216.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.217 a27-217.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.218 a27-218.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.220 a27-220.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.221 a27-221.smtp-out.us-west-2.amazonses.com. VERY HIGH 95
54.240.27.222 a27-222.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.223 a27-223.smtp-out.us-west-2.amazonses.com. VERY HIGH 97
54.240.27.225 a27-225.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.226 a27-226.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.227 a27-227.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.228 a27-228.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.229 a27-229.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.230 a27-230.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.231 a27-231.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.232 a27-232.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.233 a27-233.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.234 a27-234.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.235 a27-235.smtp-out.us-west-2.amazonses.com. VERY HIGH 97
54.240.27.236 a27-236.smtp-out.us-west-2.amazonses.com. VERY HIGH 94
54.240.27.238 a27-238.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.27.239 a27-239.smtp-out.us-west-2.amazonses.com. VERY HIGH 99
54.240.48.177 a48-177.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.178 a48-178.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.179 a48-179.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.180 a48-180.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.181 a48-181.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.182 a48-182.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.183 a48-183.smtp-out.amazonses.com. VERY HIGH 99
54.240.48.184 a48-184.smtp-out.amazonses.com. VERY HIGH 97
66.39.25.133 mail1.g23.pair.com. HIGH 99
69.163.136.34 listserver-cap.dreamhost.com. VERY HIGH 98
74.208.4.194 mout.perfora.net. VERY HIGH 97
78.143.254.173 delivery3.simplelists.com. VERY HIGH 99
128.119.9.231 mailhub3.it.umass.edu. MODERATE 99
128.119.9.232 mailhub4.it.umass.edu. MODERATE 99
128.119.240.3 barramail.cs.umass.edu. HIGH 97
139.99.18.55 gina.cox.lab.go4labs.net. VERY HIGH 13
148.105.12.13 mail13.sea21.rsgsv.net. VERY HIGH 99
148.105.12.18 mail18.sea21.rsgsv.net. VERY HIGH 99
148.105.12.156 mail156.sea22.mcdlv.net. VERY HIGH 98
148.105.12.180 mail180.sea22.mcdlv.net. VERY HIGH 99
148.105.14.179 mail179.sea81.mcsv.net. VERY HIGH 99
167.89.13.187 o7.mx.technolutions.net. VERY HIGH 98
167.89.25.12 o3.mx.technolutions.net. VERY HIGH 98
167.89.25.126 o1.mx.technolutions.net. VERY HIGH 98
198.2.129.16 mail16.atl71.mcdlv.net. VERY HIGH 99
198.2.130.125 mail125.atl91.mcsv.net. VERY HIGH 99
198.2.131.167 mail167.atl121.mcsv.net. VERY HIGH 99
198.2.131.204 mail204.atl121.mcsv.net. VERY HIGH 95
198.2.139.3 mail3.atl18.mcdlv.net. VERY HIGH 98
198.2.139.143 mail143.atl221.rsgsv.net. VERY HIGH 99
198.2.141.47 mail47.atl231.mcsv.net. VERY HIGH 99
198.2.141.142 mail142.atl241.mcsv.net. VERY HIGH 98
198.2.142.150 mail150.atl271.mcdlv.net. VERY HIGH 97
198.2.143.39 mail39.atl281.mcsv.net. VERY HIGH 98
198.2.144.69 mail69.atl301.rsgsv.net. VERY HIGH 98
198.2.174.39 mail39.suw231.rsgsv.net. VERY HIGH 98
198.2.174.118 mail118.suw231.rsgsv.net. VERY HIGH 99
198.2.174.210 mail210.suw241.rsgsv.net. VERY HIGH 99
198.2.183.75 mail75.suw13.rsgsv.net. VERY HIGH 99
198.2.185.225 mail225.suw121.mcdlv.net. VERY HIGH 98
198.2.188.11 mail11.suw131.mcsv.net. VERY HIGH 98
198.2.188.89 mail89.suw131.mcsv.net. VERY HIGH 99
198.2.188.121 mail121.suw131.mcsv.net. VERY HIGH 99
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 98
198.37.159.162 o2.mx.technolutions.net. VERY HIGH 98
205.201.129.51 mail51.wdc01.mcdlv.net. VERY HIGH 99
205.201.133.252 mail252.atl21.rsgsv.net. VERY HIGH 98
205.201.134.89 mail89.atl31.mcdlv.net. VERY HIGH 98
205.201.135.82 mail82.atl51.rsgsv.net. VERY HIGH 99
209.85.128.41 mail-wm1-f41.google.com. VERY HIGH 82
209.85.128.43 mail-wm1-f43.google.com. VERY HIGH 85
209.85.128.46 mail-wm1-f46.google.com. VERY HIGH 88
209.85.128.178 mail-yw1-f178.google.com. VERY HIGH 88
209.85.128.195 mail-yw1-f195.google.com. VERY HIGH 52
209.85.128.196 mail-yw1-f196.google.com. VERY HIGH 58
209.85.160.170 mail-qt1-f170.google.com. VERY HIGH 83
209.85.160.171 mail-qt1-f171.google.com. VERY HIGH 84
209.85.160.173 mail-qt1-f173.google.com. VERY HIGH 84
209.85.160.174 mail-qt1-f174.google.com. VERY HIGH 84
209.85.160.175 mail-qt1-f175.google.com. VERY HIGH 86
209.85.160.176 mail-qt1-f176.google.com. VERY HIGH 80
209.85.160.177 mail-qt1-f177.google.com. VERY HIGH 81
209.85.160.179 mail-qt1-f179.google.com. VERY HIGH 84
209.85.160.181 mail-qt1-f181.google.com. VERY HIGH 74
209.85.160.182 mail-qt1-f182.google.com. VERY HIGH 84
209.85.210.178 mail-pf1-f178.google.com. VERY HIGH 58
209.85.214.181 mail-pl1-f181.google.com. VERY HIGH 60
209.85.215.174 mail-pg1-f174.google.com. VERY HIGH 67
209.85.215.175 mail-pg1-f175.google.com. VERY HIGH 65
209.85.215.176 mail-pg1-f176.google.com. VERY HIGH 65
209.85.215.177 mail-pg1-f177.google.com. VERY HIGH 59
209.85.216.44 mail-pj1-f44.google.com. VERY HIGH 75
209.85.216.47 mail-pj1-f47.google.com. VERY HIGH 63
209.85.216.54 mail-pj1-f54.google.com. VERY HIGH 82
209.85.217.41 mail-vs1-f41.google.com. VERY HIGH 98
209.85.217.42 mail-vs1-f42.google.com. VERY HIGH 98
209.85.217.43 mail-vs1-f43.google.com. VERY HIGH 98
209.85.217.44 mail-vs1-f44.google.com. VERY HIGH 98
209.85.217.45 mail-vs1-f45.google.com. VERY HIGH 98
209.85.217.46 mail-vs1-f46.google.com. VERY HIGH 98
209.85.217.47 mail-vs1-f47.google.com. VERY HIGH 98
209.85.217.48 mail-vs1-f48.google.com. VERY HIGH 98
209.85.217.49 mail-vs1-f49.google.com. VERY HIGH 98
209.85.217.50 mail-vs1-f50.google.com. VERY HIGH 98
209.85.217.51 mail-vs1-f51.google.com. VERY HIGH 98
209.85.217.52 mail-vs1-f52.google.com. VERY HIGH 98
209.85.217.53 mail-vs1-f53.google.com. VERY HIGH 98
209.85.217.54 mail-vs1-f54.google.com. VERY HIGH 98
209.85.219.41 mail-qv1-f41.google.com. VERY HIGH 88
209.85.219.42 mail-qv1-f42.google.com. VERY HIGH 82
209.85.219.43 mail-qv1-f43.google.com. VERY HIGH 84
209.85.219.44 mail-qv1-f44.google.com. VERY HIGH 87
209.85.219.45 mail-qv1-f45.google.com. VERY HIGH 86
209.85.219.46 mail-qv1-f46.google.com. VERY HIGH 89
209.85.219.47 mail-qv1-f47.google.com. VERY HIGH 87
209.85.219.48 mail-qv1-f48.google.com. VERY HIGH 86
209.85.219.49 mail-qv1-f49.google.com. VERY HIGH 83
209.85.219.50 mail-qv1-f50.google.com. VERY HIGH 86
209.85.219.51 mail-qv1-f51.google.com. VERY HIGH 87
209.85.219.52 mail-qv1-f52.google.com. VERY HIGH 85
209.85.219.53 mail-qv1-f53.google.com. VERY HIGH 87
209.85.219.54 mail-qv1-f54.google.com. VERY HIGH 87
209.85.219.72 mail-qv1-f72.google.com. VERY HIGH 55
209.85.219.171 mail-yb1-f171.google.com. VERY HIGH 89
209.85.219.174 mail-yb1-f174.google.com. VERY HIGH 89
209.85.221.41 mail-wr1-f41.google.com. VERY HIGH 90
209.85.221.43 mail-wr1-f43.google.com. VERY HIGH 83
209.85.221.46 mail-wr1-f46.google.com. VERY HIGH 93
209.85.221.48 mail-wr1-f48.google.com. VERY HIGH 86
209.85.221.50 mail-wr1-f50.google.com. VERY HIGH 92
209.85.221.51 mail-wr1-f51.google.com. VERY HIGH 92
209.85.221.52 mail-wr1-f52.google.com. VERY HIGH 82
209.85.221.54 mail-wr1-f54.google.com. VERY HIGH 81
209.85.221.169 mail-vk1-f169.google.com. VERY HIGH 84
209.85.221.170 mail-vk1-f170.google.com. VERY HIGH 89
209.85.221.171 mail-vk1-f171.google.com. VERY HIGH 88
209.85.221.172 mail-vk1-f172.google.com. VERY HIGH 80
209.85.221.173 mail-vk1-f173.google.com. VERY HIGH 80
209.85.221.174 mail-vk1-f174.google.com. VERY HIGH 91
209.85.221.175 mail-vk1-f175.google.com. VERY HIGH 90
209.85.221.176 mail-vk1-f176.google.com. VERY HIGH 88
209.85.221.177 mail-vk1-f177.google.com. VERY HIGH 87
209.85.221.178 mail-vk1-f178.google.com. VERY HIGH 83
209.85.221.179 mail-vk1-f179.google.com. VERY HIGH 90
209.85.221.180 mail-vk1-f180.google.com. VERY HIGH 84
209.85.221.181 mail-vk1-f181.google.com. VERY HIGH 89
209.85.221.182 mail-vk1-f182.google.com. VERY HIGH 89
209.85.222.41 mail-ua1-f41.google.com. VERY HIGH 90
209.85.222.42 mail-ua1-f42.google.com. VERY HIGH 89
209.85.222.43 mail-ua1-f43.google.com. VERY HIGH 90
209.85.222.44 mail-ua1-f44.google.com. VERY HIGH 88
209.85.222.45 mail-ua1-f45.google.com. VERY HIGH 88
209.85.222.46 mail-ua1-f46.google.com. VERY HIGH 89
209.85.222.47 mail-ua1-f47.google.com. VERY HIGH 88
209.85.222.48 mail-ua1-f48.google.com. VERY HIGH 89
209.85.222.49 mail-ua1-f49.google.com. VERY HIGH 89
209.85.222.50 mail-ua1-f50.google.com. VERY HIGH 89
209.85.222.51 mail-ua1-f51.google.com. VERY HIGH 89
209.85.222.52 mail-ua1-f52.google.com. VERY HIGH 90
209.85.222.53 mail-ua1-f53.google.com. VERY HIGH 89
209.85.222.54 mail-ua1-f54.google.com. VERY HIGH 89
209.85.222.169 mail-qk1-f169.google.com. VERY HIGH 84
209.85.222.170 mail-qk1-f170.google.com. VERY HIGH 85
209.85.222.171 mail-qk1-f171.google.com. VERY HIGH 85
209.85.222.172 mail-qk1-f172.google.com. VERY HIGH 83
209.85.222.173 mail-qk1-f173.google.com. VERY HIGH 81
209.85.222.174 mail-qk1-f174.google.com. VERY HIGH 84
209.85.222.175 mail-qk1-f175.google.com. VERY HIGH 79
209.85.222.176 mail-qk1-f176.google.com. VERY HIGH 86
209.85.222.177 mail-qk1-f177.google.com. VERY HIGH 78
209.85.222.178 mail-qk1-f178.google.com. VERY HIGH 84
209.85.222.179 mail-qk1-f179.google.com. VERY HIGH 84
209.85.222.180 mail-qk1-f180.google.com. VERY HIGH 84
209.85.222.181 mail-qk1-f181.google.com. VERY HIGH 84
209.85.222.182 mail-qk1-f182.google.com. VERY HIGH 84

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