Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
d.umn.edu
Yes
✓ Yes
Unknown
No
Yes
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 00:20:47 UTC · ↺ Refresh
MX Hostnames
- mx-eb.umn.edu
- mx-wb.umn.edu
MX Priorities
- mx-wb.umn.edu: 10
- mx-eb.umn.edu: 10
A / AAAA Records
- 104.18.20.11
- 104.18.21.11
- 2606:4700::6812:140b
- 2606:4700::6812:150b
Mail Server IPs
- 134.84.196.211 ↩ mta-p11.oit.umn.edu
- 134.84.196.209 ↩ mta-p9.oit.umn.edu
- 134.84.196.217 ↩ mta-p17.oit.umn.edu
- 134.84.196.213 ↩ mta-p13.oit.umn.edu
- 134.84.196.215 ↩ mta-p15.oit.umn.edu
- 134.84.196.210 ↩ mta-p10.oit.umn.edu
- 134.84.196.216 ↩ mta-p16.oit.umn.edu
- 134.84.196.214 ↩ mta-p14.oit.umn.edu
- 134.84.196.212 ↩ mta-p12.oit.umn.edu
- 134.84.196.218 ↩ mta-p18.oit.umn.edu
SOA Record
Raw SOA
ns-master.d.umn.edu hostmaster.d.umn.edu 2026032500 18000 3600 604800 50400
Primary NS (mname)
ns-master.d.umn.edu
Admin Email (rname)
hostmaster@d.umn.edu
Serial
2026032500
Refresh
18000s
Retry
3600s
Expire
604800s
Minimum TTL
50400s
Nameservers (NS)
ns-1.umn.edu
ns-1.d.umn.edu
ns-0.d.umn.edu
ns-2.umn.edu
ns-3.umn.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spfnet.umn.edu include:_spf.google.com include:_spfxnet.d.umn.edu ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._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
8 records- SFMC-O5MECjpvB_RYF5KWxUIZzsHoP6znAb4rD_RxJVK0
- smartsheet-site-validation=6OnM5pXZKDjXV00ih-8JvTGCgAYQcbGd
- amazonses:MAGWgJPJ1cK88jhnh+GrrEne8dTvjLkaCouBmRZocqY=
- SPFv=spf1 include:_spfnet.umn.edu include:_spf.google.com include:_spfxnet.d.umn.edu ~all
- adobe-idp-site-verification=2f8c05883a26c0277bfeacb6267298386ca8a53bee76415bd49b57d52e36d443
- airtable-verification=9540d862b79d53c25c5887502fb1bb02
- apple-domain-verification=fmOlpny2Jxo8siTk
- smartsheet-site-validation=bFd-W65guReadxEakYCSkMPuDeYc9tq8
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