Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ap-bodensee.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:53:56 UTC · ↺ Refresh
MX Hostnames
- mx101.rhap.de
MX Priorities
- mx101.rhap.de: 10
A / AAAA Records
- 212.97.109.170 ↩ w04.gbc.systems
Mail Server IPs
- 185.80.168.210 ↩ mx101.rhap.de
SOA Record
Raw SOA
ns.gbc.systems support.gbc.net 2025021308 3600 900 1209600 300
Primary NS (mname)
ns.gbc.systems
Admin Email (rname)
support@gbc.net
Serial
2025021308
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns.gbc.red
ns.gbc.jetzt
ns.gbc.gmbh
ns.gbc.systems
ns.gbc.green
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:5.10.11.9 ip4:5.10.11.10 ip4:185.80.168.208/28 ip4:87.139.196.184 -all
📊 DNS lookups: 1/10
✓ 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 mx ip4:5.10.11.9 ip4:5.10.11.10 ip4:185.80.168.208/28 ip4:87.139.196.184 -all
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