Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
otterndorf.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:27:06 UTC · ↺ Refresh
MX Hostnames
- mta1in.kdo.de
- mta2in.kdo.de
MX Priorities
- mta1in.kdo.de: 10
- mta2in.kdo.de: 10
A / AAAA Records
- 185.48.220.77 ↩ nds-p1-nx-ha-01.neusta-is.de
Mail Server IPs
- 194.76.65.144 ↩ mta1in.kdo.de
- 194.76.65.145 ↩ mta2in.kdo.de
SOA Record
Raw SOA
nsa4.schlundtech.de supportteam.neusta.de 2025112803 43200 7200 1209600 600
Primary NS (mname)
nsa4.schlundtech.de
Admin Email (rname)
supportteam@neusta.de
Serial
2025112803
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsa4.schlundtech.de
nsb4.schlundtech.de
nsc4.schlundtech.de
nsd4.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.kdo.de include:smtp.neusta-is.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 include:smtp.neusta-is.de -all
- google-site-verification=v4BPSlaQWwkBueHFZudpwtkuqh3v6rzQuXyB82AiPa4
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