hrg-online.de

Valid Email Server
Domain Lookup › hrg-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hrg-online.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 19:50:57 UTC · ↺ Refresh

MX Hostnames

  • mx1-eu.emailsecurity.app
  • exchange.hrg-online.de
  • mx2-eu.emailsecurity.app

MX Priorities

  • exchange.hrg-online.de: 40
  • mx2-eu.emailsecurity.app: 20
  • mx1-eu.emailsecurity.app: 10

A / AAAA Records

  • 85.158.183.214 ↩ cloud5-vm381.de-nserver.de

Mail Server IPs

  • 87.140.61.49 ↩ mail.hrg-online.de
  • 4.245.183.72 ↩ mx1-eu.emailsecurity.app
  • 132.164.188.153 ↩ mx2-eu.emailsecurity.app

SOA Record

Raw SOA ns1.de-nserver.de hostmaster.ns1.de-nserver.de 2026013026 14400 3600 604800 600
Primary NS (mname)
ns1.de-nserver.de
Admin Email (rname)
hostmaster@ns1.de-nserver.de
Serial
2026013026
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns2.de-nserver.de
ns1.de-nserver.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a:exchange.hrg-online.de include:spf1.emailsecurity.app
📊 DNS lookups: 2/10

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

1 record
  • SPFv=spf1 a:exchange.hrg-online.de include:spf1.emailsecurity.app
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