Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 09:12:02 UTC · ↺ Refresh
MX Hostnames
- unc-edu.mail.protection.outlook.com
MX Priorities
- unc-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4
Mail Server IPs
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ib-hm.net.unc.edu hostmaster.unc.edu 2018070577 10800 3600 2419200 900
Primary NS (mname)
ib-hm.net.unc.edu
Admin Email (rname)
hostmaster@unc.edu
Serial
2018070577
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
ns-02.mcnc.org
ns-01.mcnc.org
ns2.unc.edu
ns.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],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
10 records- jamf-site-verification=Fq8fepJhW6_7w8NG8JYwhA
- google-site-verification=ZYlQnKZMg8quOCig_dQi7fBZ6Yyd2o7yTrxekrp7GNI
- adobe-idp-site-verification=88050a1e-afb6-413e-9eed-8bfc2844c076
- 0ed1fe018a73a8ce4306844bdfac2a10c87b4ac950
- fastly-domain-delegation-MC7P96kKGMnuDw7zbjoQ-08/27/2020
- LKTxXZvEy4KwMa3icGL7Yw86YXgQyAM5TzFW1T/NV43jzf93KIN8yCEVR/giXwKPJH2B4uEDAHdsw24So13qjw==
- SPFv=spf1 ip4:152.2.79.86 ip4:152.2.79.87 ip4:152.2.79.94 include:spf.protection.outlook.com -all
- atlassian-domain-verification=B95aBgJ5XQdjoCo0p56yxZjvXHQfxcZWsgsq9qEx2qg5CZuSVhUzS7TIRYFLUEhs
- _globalsign-domain-verification=RsE9z_LV7XU284qNCorJt_3L3YeV22GJTenam2LO5w
- google-site-verification=7GHvmp9Y6WJ1eCsjvkI4XLor4uswaIDgVg9LDl_kqkg
Full email verification for unc.edu
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits