Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nfvk.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 05:22:41 UTC · ↺ Refresh
MX Hostnames
- assp.nfvk.de
MX Priorities
- assp.nfvk.de: 20
A / AAAA Records
- 85.209.49.124 ↩ vm-netcup.nfvk.ag
- 2a03:4000:41:20c:c4c2:43ff:fe7b:f1f8 (no PTR)
Mail Server IPs
- 80.153.185.25 ↩ assp.nfvk.ag
SOA Record
Raw SOA
a.ns14.net do-not-reply.nfvk.de 2025081306 43200 7200 1209600 3600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
do-not-reply@nfvk.de
Serial
2025081306
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
b.ns14.net
a.ns14.net
d.ns14.net
c.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:80.153.185.25 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx ip4:80.153.185.25 -all
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