Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drjakob.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 16:50:13 UTC · ↺ Refresh
MX Hostnames
- remote.drjakob.de
MX Priorities
- remote.drjakob.de: 10
A / AAAA Records
- 49.12.218.6 ↩ static.6.218.12.49.clients.your-server.de
Mail Server IPs
- 80.147.121.9 ↩ mail.drjakob.de
SOA Record
Raw SOA
primary.zmk48.de guardian.gfo.net 2023072404 10800 3600 604800 3600
Primary NS (mname)
primary.zmk48.de
Admin Email (rname)
guardian@gfo.net
Serial
2023072404
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
primary.zmk48.de
sec.gfo-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:193.192.60.107/32 -all
📊 DNS lookups: 0/10
✓ 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
2 records- google-site-verification=PycY4bBU5yj2_TXktE7Epk8_jMof2M9enEt7crc3uUY
- SPFv=spf1 ip4:193.192.60.107/32 -all
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