ceu.edu

Valid Email Server
Domain Lookup › ceu.edu

Domain Overview

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

Checked via [email protected] · 2026-03-21 03:56:11 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • ceu-edu.mail.protection.outlook.com: 5

A / AAAA Records

  • 193.6.218.8 ↩ dev.ceu.hu

Mail Server IPs

  • 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com

SOA Record

Raw SOA ns.ceu.edu hostmaster.ceu.edu 2026031801 3600 3600 604800 300
Primary NS (mname)
ns.ceu.edu
Admin Email (rname)
hostmaster@ceu.edu
Serial
2026031801
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

vega.ceu.edu
ns.ceu.edu
zaurak.ceu.edu

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_s00968995.autospf.email -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;aspf=r;adkim=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

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

12 records
  • google-site-verification=YVeRJU0GSkTkuAaiCIdEjPo5RFRr8SpoMCV_P1YMm-0
  • onetrust-domain-verification=898674bfc0d84407a4a677f3e11378bc
  • cisco-ci-domain-verification=1fc5d77c9c2ec5e34d946a9b1c4db97b3046ac5720b49099436ba7d54d014ce7
  • qk7srs2y3svrv68lh4xm55812369ygmq
  • google-site-verification=raPihMFACz0vFH5-HzR8YD-mCZ3NfkwWCcUmbXbehZk
  • apple-domain-verification=UUwFPSFZsMNwwKnz
  • _0qn7bgeh648xw2ggte4ir8fovaj981p
  • successfactors-site-verification=MzFjNjM1ODMwODYzNjUzNzk3YTc0Y2UyNWE3NDE1Y2QyNjg4NWEyNTg1NTFhMGE3ODM0NTRlNzhmZTRhZWM1Zg==
  • SPFv=spf1 include:spf.protection.outlook.com include:_s00968995.autospf.email -all
  • r2zy26pb7sll519zkxqvrgq21kgv6dc0
  • ZOOM_verify_NKCT6xyYQqqUTNBOr3qItA
  • ad1s42o8amk0h5ornmbk0g9ed9
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