ahlertsiemersbrinkmann.de

Valid Email Server
Domain Lookup › ahlertsiemersbrinkmann.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ahlertsiemersbrinkmann.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 18:25:05 UTC · ↺ Refresh

MX Hostnames

  • ahlertsiemersbrinkmann-de.mail.protection.outlook.com

MX Priorities

  • ahlertsiemersbrinkmann-de.mail.protection.outlook.com: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns1-tec.de webmaster.ahlertsiemersbrinkmann.de 2026021801 86400 3600 2592000 900
Primary NS (mname)
ns1-tec.de
Admin Email (rname)
webmaster@ahlertsiemersbrinkmann.de
Serial
2026021801
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
900s

Nameservers (NS)

ns1-tec.de
ns2-tec.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 2/10
✓ 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
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • MS=ms21054439.
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
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