mectron.de

Valid Email Server
Domain Lookup › mectron.de

Domain Overview

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

Checked via [email protected] · 2026-04-01 16:04:59 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 85.159.148.79 (no PTR)

Mail Server IPs

  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com

SOA Record

Raw SOA nsa8.schlundtech.de cramer.zwex.de 2025101500 43200 7200 1209600 600
Primary NS (mname)
nsa8.schlundtech.de
Admin Email (rname)
cramer@zwex.de
Serial
2025101500
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

nsc8.schlundtech.de
nsa8.schlundtech.de
nsb8.schlundtech.de
nsd8.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.massmtp.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

✗ 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 include:spf.massmtp.com -all
  • qatmkji20octtjaq3a9drdepfq
  • MS=ms31511362
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