Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nierlein.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 20:45:39 UTC · ↺ Refresh
MX Hostnames
- mail.nierlein.de
MX Priorities
- mail.nierlein.de: 10
A / AAAA Records
- 164.68.101.6 ↩ mail.nierlein.de
- 2a02:c207:3004:2084::1 ↩ mail.nierlein.de
Mail Server IPs
- 164.68.101.6 ↩ mail.nierlein.de
- 2a02:c207:3004:2084::1 ↩ mail.nierlein.de
SOA Record
Raw SOA
nsa8.schlundtech.de sven.nierlein.net 2020010801 43200 7200 1209600 600
Primary NS (mname)
nsa8.schlundtech.de
Admin Email (rname)
sven@nierlein.net
Serial
2020010801
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsa8.schlundtech.de
nsb8.schlundtech.de
nsc8.schlundtech.de
nsd8.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:85.214.115.193 ip4:164.68.101.6 ip6:2a02:c207:3004:2084:0000:0000:0000:0001 ip6:2a01:488:66:1000:5bfa:63f9:0:1 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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 mx ip4:85.214.115.193 ip4:164.68.101.6 ip6:2a02:c207:3004:2084:0000:0000:0000:0001 ip6:2a01:488:66:1000:5bfa:63f9:0:1 -all
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