Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
truman.edu
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 09:33:25 UTC · ↺ Refresh
MX Hostnames
- barracuda.truman.edu
MX Priorities
- barracuda.truman.edu: 5
A / AAAA Records
- 150.243.160.78 ↩ TADC1.truman.edu
- 150.243.160.85 ↩ TADC2.truman.edu
- 150.243.160.48 ↩ TADC4.truman.edu
- 150.243.160.58 ↩ TADC3.truman.edu
Mail Server IPs
- 150.243.160.93 ↩ barracuda.truman.edu
SOA Record
Raw SOA
ns3.truman.edu dns-alerts.truman.edu 2396269882 3600 900 1209600 3600
Primary NS (mname)
ns3.truman.edu
Admin Email (rname)
dns-alerts@truman.edu
Serial
2396269882
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns3.truman.edu
ns4.truman.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 a:truman.managed-otrs.com include:_spf.google.com include:spf.protection.outlook.com include:_tuf-spf.touchnet.com mx ptr ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=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
✓ 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
11 records- facebook-domain-verification=hd6gljkyr3u1yg884143p7hk1wg2ut
- google-site-verification=7jEqG7FrIPNeDYByuZ--m6230CkzZ0FyOUkQjHMYaf8
- duo_sso_verification=CacYtQyE7xQCD75V6af2ptukNeVxDrJw8cNGsFm2Ne5QLV4vfwxmzjZynq8vw31G
- google-site-verification=0Noz8ab0KUiQccaBVOi23VtCBQ4loTv5wnLO6ANKoco
- _acme-challenge.
- _acme-challenge.truman.edu
- cisco-ci-domain-verification=79a9d0500b1279b1d9f901a0e4eda0c29d6104ba2b0965653e6abe75fa274b3
- SPFv=spf1 a:truman.managed-otrs.com include:_spf.google.com include:spf.protection.outlook.com include:_tuf-spf.touchnet.com mx ptr ~all
- adobe-idp-site-verification=b1addef5edeae465f7baece05a0b9a80cab662e3359a952de38740d9ed772f37
- MS=788CEABCE99AEB84F0989512A9C30EC199D28B32
- _acme.challenge.
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