Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thiel.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 22:40:36 UTC · ↺ Refresh
MX Hostnames
- thiel-edu.mail.protection.outlook.com
MX Priorities
- thiel-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 192.190.221.139 ↩ cloudhost-3466241.us-midwest-2.nxcli.net
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1222.awsdns-24.org hostmaster.thiel.edu 1 7200 900 1209600 86400
Primary NS (mname)
ns-1222.awsdns-24.org
Admin Email (rname)
hostmaster@thiel.edu
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1571.awsdns-04.co.uk
ns-280.awsdns-35.com
ns-994.awsdns-60.net
ns-1222.awsdns-24.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:216.146.32.0/24 Ip4:165.193.85.0/24 ip4:68.232.192.128 ip4:139.131.76.89 ip4:185.147.173.4 ip4:185.147.173.6 ip4:185.147.175.4 ip4:185.147.175.6 include:spf1.thiel.edu -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- 155f4965-099c-4661-840c-476635b49220
- SPFv=spf1 include:spf.protection.outlook.com ip4:216.146.32.0/24 Ip4:165.193.85.0/24 ip4:68.232.192.128 ip4:139.131.76.89 ip4:185.147.173.4 ip4:185.147.173.6 ip4:185.147.175.4 ip4:185.147.175.6 include:spf1.thiel.edu -all
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