Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stthom.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:26:11 UTC · ↺ Refresh
MX Hostnames
- stthom-edu.mail.protection.outlook.com
MX Priorities
- stthom-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 89.116.192.67 (no PTR)
Mail Server IPs
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-cloud-d1.googledomains.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-cloud-d1.googledomains.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-cloud-d2.googledomains.com
ns-cloud-d1.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d4.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.184.165.45 ip4:107.20.210.250 ip4:52.1.14.157 ip4:208.75.123.0/24 include:spf.protection.outlook.com include:useast.radiusbycampusmgmt.com include:mh.blackboard.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 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
12 records- google-site-verification=2UBwvvKQ-8TNxz_ElTezTCvmYMo7PxBmV8gCQVDL1CE
- tt6ljc1fga61m3vf4hehebcnl
- SPFv=spf1 ip4:209.184.165.45 ip4:107.20.210.250 ip4:52.1.14.157 ip4:208.75.123.0/24 include:spf.protection.outlook.com include:useast.radiusbycampusmgmt.com include:mh.blackboard.com include:_spf.psm.knowbe4.com ~all
- google-site-verification=jhQFkv0-iZzansoar7nx4PY02RqvY2WAGtVRTmJ13a4
- RxYaH/SujQAvqWYQLyzFuHMbnR/zVA13cZcoFvNrC3cDldYItDYKFH3x9KV5HojUPcaD4h85pOZszJZ8QVPW5w==
- apple-domain-verification=2zUDCUGYjJRVRzsL
- b979u0ds8a8fhktnccs64cnjbf
- fdfh858qmudc40r8h15aeju369
- facebook-domain-verification=6mnv7g642eojs35jl5puzl12puodo9
- MS=34FE18B1066CE431F39590C93CB7A917922281D9
- google-site-verification=4dZ_PB2Dpz6s_COep6kORwbwu3svavfG5xg4Rdutsu0
- adobe-idp-site-verification=ba7538d55d83c305ea739954a9d8c24368feafb7307b047a05139a1937131d2c
Full email verification for stthom.edu
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