swmr.de

Valid Email Server
Domain Lookup › swmr.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
swmr.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 23:21:07 UTC · ↺ Refresh

MX Hostnames

  • mail.swmr.de

MX Priorities

  • mail.swmr.de: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 83.137.68.67 ↩ mail.swmr.de

SOA Record

Raw SOA ns1.icyteas.de support.citynet-marburg.de 2025111301 43200 14400 604800 3600
Primary NS (mname)
ns1.icyteas.de
Admin Email (rname)
support@citynet-marburg.de
Serial
2025111301
Refresh
43200s
Retry
14400s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.icyteas.de
ns3.icyteas.de
ns4.icyteas.de
ns2.icyteas.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mailjet.com ip4:83.137.68.67 -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

2 records
  • kundenportal.swmr.de: _4hz9qwq2lxonlr6kg2eaajjf3korg8b
  • SPFv=spf1 include:spf.mailjet.com ip4:83.137.68.67 -all
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