tsu.edu

Valid Email Server
Domain Lookup › tsu.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
tsu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-06 12:17:20 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

No priority data.

A / AAAA Records

  • 216.21.13.168

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns3.dnsmadeeasy.com
ns4.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns1.dnsmadeeasy.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:216.151.85.0/24 ip4:192.147.19.0/24 ip4:192.147.20.0/24 ip4:216.27.20.128/28 ip4:67.66.219.251 ip4:199.231.134.73 ip4:176.31.145.254 ip4:216.248.199.106 ip4:209.222.82.0/24 ip4:168.245.25.116 a:infrpsmtpuva01.elluciancloud.com include:amazonses.com include:spf.symplicity.com include:spf.protection.outlook.com include:spf.elluciancloud.com include:spf.constantcontact.com include:sendgrid.net include:_spf.qemailserver.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 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

18 records
  • MS=ms24349667
  • autodesk-domain-verification=_QIQznXo0Bl4YDwxnT9L
  • google-site-verification=pGti0RcOFWc716jwOOsH98UFXeS4r4_mhQApfiNCq0g
  • coursera-domain-verification=gh3P9i5G60xVzgyPGivdbJLumowKVGY9UEGu53i1OUCIKUrXfqBZURF6rrzj6bLx
  • 8zMqWQmxi3fXJTrzbU2yp771c8/oh0PQnA539Llz1VsKQ63wnzrTb4rKVfmUkrf/SoZSYv2YKM2hFPS/TSBikQ==
  • MS=DD721AF61779D626940C4D19B215E1D279EA491F
  • g7s09mxsts6s892blhrdv3hjtkgkk2ng
  • SPFv=spf1 ip4:216.151.85.0/24 ip4:192.147.19.0/24 ip4:192.147.20.0/24 ip4:216.27.20.128/28 ip4:67.66.219.251 ip4:199.231.134.73 ip4:176.31.145.254 ip4:216.248.199.106 ip4:209.222.82.0/24 ip4:168.245.25.116 a:infrpsmtpuva01.elluciancloud.com include:amazonses.com include:spf.symplicity.com include:spf.protection.outlook.com include:spf.elluciancloud.com include:spf.constantcontact.com include:sendgrid.net include:_spf.qemailserver.com -all
  • UD4bZKoo6QIoo7Zv7IFR9OV94q8bG/pCBSCedCSZ95Xp5DcU4sDgB6SEZPpXBq4jWpce+k+FV9WYWTRcqCslWA==
  • adobe-idp-site-verification=2a3455ae89543018f0d6e8e633daf9d5becac28965f11560383e8d4566342b32
  • d365mktkey=1UXxNlCmvZgkT8sK3FPzsE6fpQLivvbnlpyUXYGEKYcx
  • amazonses:O0SC4TIObLikzdbhbk4rDjxqmLp0fiWzZEuOQthlu4c=
  • apple-domain-verification=bI8hTGoyi6iPU3CI
  • pjnflrt09ypb8m8cdf1phz49098vmy64
  • d365mktkey=2R39Mfh1GxxIMzeRM2CmWwBlRKcGlxIQnRgxZ4bmdRYx
  • DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx1siIhOR9zvaNvuE2sjPcwh3++4aVvPnK62cT+zpPvfAj0xLTUoRejwITbcuctTtIvaSC/86HcGYqUnaSGinIsnLHoORhdsKY57wzkAmDAqeeRKRirLM4CgRFxPug+kqtAlpaFdQQX6jHgMPkOkKFHLm/waGiXTw8gBduqZFX+kMizLtHk9d75u2v4ie2+s8PgnQqX1uLhi4r4tSnJRU1De+Jpkg4YGYcvCwNOis4fqt5UceZmHJ91+5gzX+4Scr7Q45AE506/i+EzKUNymeYQwZLZmB6BSFOwtNLS0WwsmUJI/ti365yfaNQLFVkJYzp0iNns6+oCwKcX1Jl3LwdQIDAQAB
  • google-site-verification=oHkxaIer7Rvg09I871qdaNCpettxFeLx9p8ivpBrrL4
  • v61e479fb71mq0e1rkolj80g6i.
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