berufsschule-herzogsaegmuehle.de

Valid Email Server
Domain Lookup › berufsschule-herzogsaegmuehle.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
berufsschule-herzogsaegmuehle.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 05:11:19 UTC · ↺ Refresh

MX Hostnames

  • berufsschuleherzogsaegmuehle-de03b.mail.protection.outlook.com

MX Priorities

  • berufsschuleherzogsaegmuehle-de03b.mail.protection.outlook.com: 0

A / AAAA Records

  • 92.204.37.203 ↩ mc21468.ispgateway.de

Mail Server IPs

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

SOA Record

Raw SOA a.ns14.net do-not-reply.berufsschule-herzogsaegmuehle.de 2025070101 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
do-not-reply@berufsschule-herzogsaegmuehle.de
Serial
2025070101
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

d.ns14.net
a.ns14.net
b.ns14.net
c.ns14.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

3 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • 8mt2tjf740bj4j2b0upf2l53c5
  • MS=5E212A7F67582C6B77AB962A25A5554D6CF73E99
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