Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gerstlauer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 22:09:14 UTC · ↺ Refresh
MX Hostnames
- mail.gerstlauer.de
MX Priorities
- mail.gerstlauer.de: 10
A / AAAA Records
- 74.207.247.79 ↩ luminas.peer-backup.net
Mail Server IPs
- 74.207.247.79 ↩ luminas.peer-backup.net
SOA Record
Raw SOA
nsa1.schlundtech.de ns.gerstlauer.de 2023010105 43200 7200 1209600 86400
Primary NS (mname)
nsa1.schlundtech.de
Admin Email (rname)
ns@gerstlauer.de
Serial
2023010105
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsa1.schlundtech.de
nsd1.schlundtech.de
nsb1.schlundtech.de
nsc1.schlundtech.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:luminas.peer-backup.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx a:luminas.peer-backup.net ~all
- google-site-verification=xvWe3AGxBzRzV-PxhGRTYe-ffaGumpPCOViEIGsMa-w
Full email verification for gerstlauer.de
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