Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gut-seeburg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 03:13:08 UTC · ↺ Refresh
MX Hostnames
- mx2.agenturserver.de
- mx1.agenturserver.de
MX Priorities
- mx1.agenturserver.de: 10
- mx2.agenturserver.de: 10
A / AAAA Records
- 45.144.187.21 (no PTR)
Mail Server IPs
- 185.15.192.56 ↩ mx1.agenturserver.de
- 185.15.192.57 ↩ mx2.agenturserver.de
SOA Record
Raw SOA
dns1.domainsystem.info hostmaster.domainsystem.info 2025062401 86400 28800 604800 3600
Primary NS (mname)
dns1.domainsystem.info
Admin Email (rname)
hostmaster@domainsystem.info
Serial
2025062401
Refresh
86400s
Retry
28800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns3.domainsystem.info
dns1.domainsystem.info
dns2.domainsystem.info
SPF Record
✓ Soft Fail (~all)
v=spf1 include:agenturserver.de a mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
2 records- SPFv=spf1 include:agenturserver.de a mx ~all
- domainVerification=bc1965b2-e1a7-4c65-8b07-57d566a7b858
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