Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usi.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:53:50 UTC · ↺ Refresh
MX Hostnames
- usi-edu.mail.protection.outlook.com
MX Priorities
- usi-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 52.162.107.47 (no PTR)
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.usi.edu postmaster.usi.edu 2026020200 7200 3600 1209600 86400
Primary NS (mname)
ns1.usi.edu
Admin Email (rname)
postmaster@usi.edu
Serial
2026020200
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.usi.edu
ns3.usi.edu
ns4.usi.edu
ns1.usi.edu
SPF Record
✓ Strict (-all)
v=spf1 include:mailgun.org include:spf.protection.outlook.com include:_s00151056.autospf.email -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- XYMO9S9O3W8P2BRCDV2DZ4WA1ZOBXSN5L73BSI6PU
- MoLQrHMcZH3CvzfsDqqcPhmCIeZAA8GsLL7lnBZcLMzawCDl37fJD3G3jRY6t+vM1uocZsYR0Dihl3E8KSV3sg==
- google-site-verification=g1so1SZcj2X7XAnHGio_qmQ4p0hP7b7r7c8YwXiMeMg
- SPFv=spf1 include:mailgun.org include:spf.protection.outlook.com include:_s00151056.autospf.email -all
- google-site-verification=fiwfbATMRuZfaGe0hgfLIm4fOfuiRNfJPEHDGn70r3w
- airtable-verification=dcda0071351fa1a9351dfc6cb1403e56
- _globalsign-domain-verification=u65TyC_b_HWBOhqrntEWY8bCbQOAx0bA1QeNluc-eM
- MS=ms70685128
- adobe-idp-site-verification=70d9f48994394eae468ecb95134d0a10fb48e8b64f60500fe13d393be24cff6b
- 55139ea07c33b9c97e60d9f02fcfd2d56af945df09abc28a39
- bw=d3j7lZrANIMe0CAj05nl3XibegQESz1LbDOUse2Xpwek
- apple-domain-verification=EAlCtmXeHlFANkO5
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