Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nhcc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 23:10:40 UTC · ↺ Refresh
MX Hostnames
- nhcc-edu.mail.protection.outlook.com
MX Priorities
- nhcc-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 23.185.0.2 (no PTR)
- 2620:12a:8000::2 (no PTR)
- 2620:12a:8001::2
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.state.mn.us hostmaster.mnstate.us 2014082126 21600 3600 2592000 900
Primary NS (mname)
ns1.state.mn.us
Admin Email (rname)
hostmaster@mnstate.us
Serial
2014082126
Refresh
21600s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
ns3.state.mn.us
ns2.state.mn.us
ns1.state.mn.us
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.minnstate.edu include:a._spf.brightspace.com include:us._netblocks.mimecast.com include:mbssmtp.mbsbooks.com ip4:134.29.149.20 ip4:198.105.13.131 a:mail.nhcc.edu -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
12 records- SOAAun4qVHDtRT2TmTcwAXg1NYNmI2EZ0mWKZ8aimKpdK1TAAju/wWSmGdxIVie0eRlIMYVCPPZsUz71sLDj2g==
- MS=ms57926636
- SPFv=spf1 include:spf.protection.outlook.com include:spf.minnstate.edu include:a._spf.brightspace.com include:us._netblocks.mimecast.com include:mbssmtp.mbsbooks.com ip4:134.29.149.20 ip4:198.105.13.131 a:mail.nhcc.edu -all
- v=msv1 MS=ms99571024
- apple-domain-verification=7tufYb1alWRBBBOr
- facebook-domain-verification=pq7q9jqxhioztozv8otdlbxe7h5p0w
- google-site-verification=tDJFkCuSSgs9vxNiTHjWKJm-tl1-gGamUKTkNgPOm-I
- google-site-verification=lWtFDkIjBHbud3z8gEOuqw-FuKqKbngEcq3dxcvdN7U
- 3uaracomvuub96fp5m271cr4io
- docusign=15933fa1-4a9e-4010-a1de-eaeeb4325b58
- ciscocidomainverification=3f5538df585588c2716ad09d33b530f9d919b24aa9584137cd930f3bfc5e4166
- TMIoGDdwgPqnwE00zhQg1IGhtisf77rtaPD2H7RM1gY
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