harbott.de

Valid Email Server
Domain Lookup › harbott.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
harbott.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 11:00:48 UTC · ↺ Refresh

MX Hostnames

  • mailnt.digishop.de
  • smtp-backup2.portunity.de
  • smtp-backup1.portunity.de

MX Priorities

  • smtp-backup1.portunity.de: 20
  • smtp-backup2.portunity.de: 30
  • mailnt.digishop.de: 10

A / AAAA Records

  • 87.234.49.100 ↩ vmwebsrv01.digishop.de

Mail Server IPs

  • 217.144.128.54 ↩ smtp-backup1.portunity.de
  • 2a02:a00::2:0:0:54 ↩ smtp-backup1.portunity.de
  • 37.120.186.72 ↩ smtp-backup2-2.portunity.de
  • 2a03:4000:f:5b9::25 ↩ smtp-backup2-2.portunity.de
  • 87.234.49.75 ↩ mailnt.digishop.de

SOA Record

Raw SOA nsa9.schlundtech.de info.digishop.de 2024022002 43200 7200 1209600 86400
Primary NS (mname)
nsa9.schlundtech.de
Admin Email (rname)
info@digishop.de
Serial
2024022002
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

nsa9.schlundtech.de
nsc9.schlundtech.de
nsd9.schlundtech.de
nsb9.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 a:mailnt.digishop.de a:websrv03.digishop.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; adkim=r; aspf=r; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

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:mailnt.digishop.de a:websrv03.digishop.de -all
Full email verification for harbott.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits