Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rose-hulman.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:38:16 UTC · ↺ Refresh
MX Hostnames
- rosehulman-edu01b.mail.protection.outlook.com
MX Priorities
- rosehulman-edu01b.mail.protection.outlook.com: 0
A / AAAA Records
- 137.112.18.53 ↩ www.rose-hulman.edu
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1372.awsdns-43.org systems\@rose-hulman.edu 1 7200 900 1209600 300
Primary NS (mname)
ns-1372.awsdns-43.org
Admin Email (rname)
systems\@rose-hulman@edu
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns-408.awsdns-51.com
ns-787.awsdns-34.net
ns-1372.awsdns-43.org
ns-2014.awsdns-59.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:137.112.0.0/20 ip4:137.112.255.0/24 ip4:216.248.199.106/32 ip4:198.105.13.131 ip4:67.133.94.131 ip4:137.112.8.49 ip4:35.80.141.6 ip4:44.229.121.55 ip4:149.59.100.16/28 a:insitesmtp.mbsbooks.com include:cust-spf.cashnet.com include:us._netblocks.mimecast.com include:rosehulman.campusgroups.com include:customers.clickdimensions.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 mx ip4:137.112.0.0/20 ip4:137.112.255.0/24 ip4:216.248.199.106/32 ip4:198.105.13.131 ip4:67.133.94.131 ip4:137.112.8.49 ip4:35.80.141.6 ip4:44.229.121.55 ip4:149.59.100.16/28 a:insitesmtp.mbsbooks.com include:cust-spf.cashnet.com include:us._netblocks.mimecast.com include:rosehulman.campusgroups.com include:customers.clickdimensions.com include:spf.protection.outlook.com ~all
- SStEdXtpJ/yqRNfRaPXajzPgnxikAJdI4eQxftxSv2jU1x/HyL31eTqnD3LAtKnU+YdODygtAwqrq9gGWYKt4Q==
- adobe-idp-site-verification=d75235979755d527c80970f1bf8d19ae282e81be6711d7d30b1cab24d3bf9d56
- apple-domain-verification=fU8G5NMPwYD44ZLS
- facebook-domain-verification=8bwm5vjc1aamc50ozcmli0o4yr3jbg
- google-site-verification=4SIV6GxI1uyi_qL7M4CnIhZiByKx-6UIzJ88R-jf6ds
- have-i-been-pwned-verification=0076bd28816f156b0632e64785ebc396
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