nsu.edu

Valid Email Server
Domain Lookup › nsu.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nsu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 03:14:52 UTC · ↺ Refresh

MX Hostnames

  • nsu-edu.mail.protection.outlook.com

MX Priorities

  • nsu-edu.mail.protection.outlook.com: 0

A / AAAA Records

  • 204.155.176.137 ↩ nsu.edu

Mail Server IPs

  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.nsu.edu netsupport.nsu.edu 6391 3600 600 1209600 3600
Primary NS (mname)
ns1.nsu.edu
Admin Email (rname)
netsupport@nsu.edu
Serial
6391
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns1.nsu.edu
ns2.nsu.edu

SPF Record

✓ Strict (-all)
v=spf1 a ip4:64.250.227.181 ip4:38.106.32.22 ip4:38.106.32.46 ip4:168.245.25.116 include:mh.blackboard.com include:spf.protection.outlook.com include:spf.elluciancloud.com include:_spf.messagegears.net include:mailgun.org -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; sp=none; fo=1:s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none

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

5 records
  • jamf-site-verification=kV13lh4KgNoK1F0-GVEhiA
  • _ragvgsbmcstu3dz23ri14mkh41mu34l
  • yahoo-verification-key=vQU9pEDWeT3FIECb5VV7Wo0YpYmgUKLHH0ZsklHVwy8=
  • MS=ms88250162
  • SPFv=spf1 a ip4:64.250.227.181 ip4:38.106.32.22 ip4:38.106.32.46 ip4:168.245.25.116 include:mh.blackboard.com include:spf.protection.outlook.com include:spf.elluciancloud.com include:_spf.messagegears.net include:mailgun.org -all
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