constanta.de

Valid Email Server
Domain Lookup › constanta.de

Domain Overview

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

Checked via [email protected] · 2026-03-19 20:46:08 UTC · ↺ Refresh

MX Hostnames

  • mail-in.m-online.net

MX Priorities

  • mail-in.m-online.net: 100

A / AAAA Records

  • 46.4.27.29 ↩ dantooine.people4.net

Mail Server IPs

  • 212.114.242.11 ↩ mxin-4.m-online.net
  • 62.245.181.139 ↩ mxin-3.m-online.net
  • 212.114.242.10 ↩ mxin-2.m-online.net
  • 62.245.181.138 ↩ mxin-1.m-online.net
  • 2001:a60::79:0:2:25:4 ↩ mxin-4.m-online.net
  • 2001:a60::29:0:2:25:1 ↩ mxin-1.m-online.net
  • 2001:a60::79:0:2:25:2 ↩ mxin-2.m-online.net
  • 2001:a60::29:0:2:25:3 ↩ mxin-3.m-online.net

SOA Record

Raw SOA ns1.m-online.net hostmaster.m-net.de 2025041400 3600 1800 3600000 600
Primary NS (mname)
ns1.m-online.net
Admin Email (rname)
hostmaster@m-net.de
Serial
2025041400
Refresh
3600s
Retry
1800s
Expire
3600000s
Minimum TTL
600s

Nameservers (NS)

ns1.m-online.net
ns4.m-online.net
ns3.m-online.net
ns2.m-online.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.m-online.net include:spf.heyrecruit.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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
  • SPFv=spf1 include:_spf.m-online.net include:spf.heyrecruit.de ~all
  • MS=ms43573887
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