Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grossheide.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 19:13:38 UTC · ↺ Refresh
MX Hostnames
- mta1in.kdo.de
- mta2in.kdo.de
MX Priorities
- mta1in.kdo.de: 10
- mta2in.kdo.de: 10
A / AAAA Records
- 93.89.4.143 ↩ hitcom-srv-3.rackspeed-cloud.de
Mail Server IPs
- 194.76.65.144 ↩ mta1in.kdo.de
- 194.76.65.145 ↩ mta2in.kdo.de
SOA Record
Raw SOA
a.ns14.net hostmaster.kdo.de 2025102100 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
hostmaster@kdo.de
Serial
2025102100
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
b.ns14.net
d.ns14.net
c.ns14.net
a.ns14.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.kdo.de ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:_spf.kdo.de ~all
- MS=276E57A5CF6E87088B53CF32F49861E5AE024576
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