Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
email.unc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:07:07 UTC · ↺ Refresh
MX Hostnames
- email-unc-edu.mail.protection.outlook.com
MX Priorities
- email-unc-edu.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ib-hm.net.unc.edu hostmaster.unc.edu 21 10800 3600 2419200 900
Primary NS (mname)
ib-hm.net.unc.edu
Admin Email (rname)
hostmaster@unc.edu
Serial
21
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
ns.unc.edu
ns2.unc.edu
SPF Record
✓ Strict (-all)
v=spf1 ip4:152.2.79.86 ip4:152.2.79.87 ip4:152.2.79.94 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- SPFv=spf1 ip4:152.2.79.86 ip4:152.2.79.87 ip4:152.2.79.94 include:spf.protection.outlook.com -all
- adobe-idp-site-verification=9a3ebb95-5ab6-4d92-a077-72be4a64ef76
- yeJwX3RpIv0Jk4COClQVFheHLwLFUBtzcoVbb7r9t7H06fScuJOVnrMmql8iu5ystzQ7upyRfzMyrpJytG4gsg==
- google-site-verification=Tuj3AcdMXbayqxmfX_lYKU6w_jlh-e9CAlGR1GZRaWg
- atlassian-domain-verification=B95aBgJ5XQdjoCo0p56yxZjvXHQfxcZWsgsq9qEx2qg5CZuSVhUzS7TIRYFLUEhs
- google-site-verification=icT4Frs19pDrrETCzyzZEGyDkkqMy1uZuR57s985vVE
Full email verification for email.unc.edu
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