nuber.de

Valid Email Server
Domain Lookup › nuber.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 13:20:56 UTC · ↺ Refresh

MX Hostnames

  • mx2.rmgruppe.de
  • mx1.rmgruppe.de

MX Priorities

  • mx1.rmgruppe.de: 10
  • mx2.rmgruppe.de: 10

A / AAAA Records

  • 18.197.248.23 ↩ eu-staticip.multiscreensite.com

Mail Server IPs

  • 212.118.223.163 ↩ mx1.rmgruppe.de
  • 62.152.178.140 ↩ mx2.rmgruppe.de

SOA Record

Raw SOA ns.rmgruppe.de noc.doederlein.de 2026011301 10800 3600 604800 3600
Primary NS (mname)
ns.rmgruppe.de
Admin Email (rname)
noc@doederlein.de
Serial
2026011301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns11.rmgruppe.de
ns12.rmgruppe.de

SPF Record

✓ Strict (-all)
v=spf1 mx a:mx1.rmgruppe.de a:mx2.rmgruppe.de a:mx6.rmgruppe.de ip4:212.118.223.163 ip4:62.152.178.140 ip4:62.152.178.139 ip4:87.138.172.72 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];adkim=r;aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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

4 records
  • SPFv=spf1 mx a:mx1.rmgruppe.de a:mx2.rmgruppe.de a:mx6.rmgruppe.de ip4:212.118.223.163 ip4:62.152.178.140 ip4:62.152.178.139 ip4:87.138.172.72 -all
  • WFokTEN3xZQ8Cx0Z96YBjWUkTKOiW7oE
  • MS=ms82190070
  • e152d90952fe568ca5cddb0c47c2e761
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