a-ue.de

Valid Email Server
Domain Lookup › a-ue.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
a-ue.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-02 20:28:24 UTC · ↺ Refresh

MX Hostnames

  • aue-de0c.mail.protection.outlook.com

MX Priorities

  • aue-de0c.mail.protection.outlook.com: 10

A / AAAA Records

  • 188.64.56.151 (no PTR)

Mail Server IPs

  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024091642 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024091642
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.org
ns.udag.de
ns.udag.net

SPF Record

✓ Strict (-all)
v=spf1 a mx a:outlook.a-ue.de ip4:87.190.18.179 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

10 records
  • D-TRUST=2NX6VE97A7UVM42QKP5KJCG
  • bw=bC5SyAs39H6v9TC3QhL0Nc5EYnnaGJo2ORledruoNbqS
  • MS=ms14013096
  • D-TRUST=LZFP6R9VH4I4PPFT7QU5UJD
  • openai-domain-verification=dv-4q1KetmCbcLmeNDfaVxOv3SZ
  • k7cp4q0dr25bb0o0i32ksm4cea
  • SPFv=spf1 a mx a:outlook.a-ue.de ip4:87.190.18.179 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
  • sji73mjnlqjicr36c5a674vv5n
  • D-TRUST=U93I7HW32KK6EMHFT532S9U
  • D-TRUST=7WQJE69MUD83LQWYHU5OKZE
Full email verification for a-ue.de

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