a-base.de

Valid Email Server
Domain Lookup › a-base.de

Domain Overview

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

Checked via [email protected] · 2026-03-17 23:55:57 UTC · ↺ Refresh

MX Hostnames

  • mx00.emig.kundenserver.de
  • master.a-base.de

MX Priorities

  • master.a-base.de: 10
  • mx00.emig.kundenserver.de: 70

A / AAAA Records

  • 198.49.23.144 (no PTR)
  • 198.49.23.145 (no PTR)
  • 198.185.159.144 (no PTR)
  • 198.185.159.145 (no PTR)

Mail Server IPs

  • 178.19.212.78 ↩ master.a-base.de
  • 212.227.15.40 ↩ mx00.emig.kundenserver.de

SOA Record

Raw SOA ns1060.ui-dns.com hostmaster.1und1.de 2017073253 28800 7200 604800 300
Primary NS (mname)
ns1060.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017073253
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1060.ui-dns.org
ns1060.ui-dns.de
ns1060.ui-dns.biz
ns1060.ui-dns.com

SPF Record

✓ Strict (-all)
v=spf1 a:master.a-base.de ip4:178.19.212.78 ip4:176.95.179.102 include:_spf-eu.ionos.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 a:master.a-base.de ip4:178.19.212.78 ip4:176.95.179.102 include:_spf-eu.ionos.com -all
  • DMARCv=DMARC1; p=none
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