micro-optronic.de

Valid Email Server
Domain Lookup › micro-optronic.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
micro-optronic.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 14:53:18 UTC · ↺ Refresh

MX Hostnames

  • mx02.micro-epsilon.net
  • mx01.micro-epsilon.net

MX Priorities

  • mx01.micro-epsilon.net: 10
  • mx02.micro-epsilon.net: 20

A / AAAA Records

  • 88.198.236.115 ↩ www.micro-epsilon.de

Mail Server IPs

  • 217.6.20.72 ↩ mx01.micro-epsilon.net
  • 62.156.205.20 ↩ mx01.micro-epsilon.net

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024091107 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024091107
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

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

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

1 record
  • SPFv=spf1 mx -all
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