Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usd.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:01:34 UTC · ↺ Refresh
MX Hostnames
- usd-edu.mail.protection.outlook.com
MX Priorities
- usd-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 13.107.246.40 (no PTR)
- 13.107.213.40 (no PTR)
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-09.azure-dns.com server.usd.edu 1 3600 300 2419200 300
Primary NS (mname)
ns1-09.azure-dns.com
Admin Email (rname)
server@usd.edu
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-09.azure-dns.net
ns3-09.azure-dns.org
ns4-09.azure-dns.info
ns1-09.azure-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.usd.edu._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; sp=quarantine; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- SFMC-WNrbabQJhi1DvtvZyi6xveW5R3LlqaULKSbT_jd7
- d365mktkey=oXShFbkrkugbeeRnCvy3lXF2qP6jvLaDGNwnt342CF4x
- d365mktkey=9rlocxOSVvKFUUmEPHGpT2NiSpYznftB86hqekkfXBMx
- SFMC-M67Y6t9HhKqWii5qNvzgCt5bg7KjReLsgERbjNiY
- google-site-verification=p9Xz4TrjTpbpfeuVfJ72LYJuyGQ_y11Z6PeQnX344aY
- _m3jrqc6m785dyv1wrtug4kyhz7rq4g8
- SPFv=spf1 include:_u.usd.edu._spf.smart.ondmarc.com ~all
- SFMC-OM0C-n-8oH9jkolZ7G6iZvabb5j8MURy2-IZEeSP
- SFMC-CnnshpWHKDw66JjIjTraMnN9NaDzDWTdmH1Nz1_W
- SFMC-XAWIjMksXYBRhI2Ch23A2QFx-H0LiVf7SHUS9L8k
Full email verification for usd.edu
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