drefa-msg.de

Valid Email Server
Domain Lookup › drefa-msg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
drefa-msg.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 16:17:53 UTC · ↺ Refresh

MX Hostnames

  • drefamsg-de01c.mail.protection.outlook.com

MX Priorities

  • drefamsg-de01c.mail.protection.outlook.com: 10

A / AAAA Records

  • 217.69.240.60 (no PTR)

Mail Server IPs

  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA dns.drefa-msg.de postmaster.drefa-msg.de 2019091003 10800 3600 604800 50000
Primary NS (mname)
dns.drefa-msg.de
Admin Email (rname)
postmaster@drefa-msg.de
Serial
2019091003
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
50000s

Nameservers (NS)

pns.dtag.de
secondary006.dtag.net
dns.drefa-msg.de

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
  • NINhbFnwl/xk8uT1MXEXbnNojt4O4Fg+K8Q0eXihxWgF39X9k1DZ+1hYrA+rNgUyYBUsgLSZdnrdOAQogQtq2g==
  • MS=ms78471203
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