Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hbk-zwickau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 02:25:06 UTC · ↺ Refresh
MX Hostnames
- mail.hbk-zwickau.de
MX Priorities
- mail.hbk-zwickau.de: 10
A / AAAA Records
- 85.13.150.184 ↩ dd33326.kasserver.com
Mail Server IPs
- 37.247.74.50 ↩ mail.hbk-zwickau.de
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024091321 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024091321
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.org
ns.udag.de
ns.udag.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com a ip4:37.247.74.50/29 ip4:145.253.162.156/29 ip4:85.13.150.184 -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
3 records- SPFv=spf1 include:spf.mailjet.com a ip4:37.247.74.50/29 ip4:145.253.162.156/29 ip4:85.13.150.184 -all
- MS=0B377EB97B8CEA3F20A7A4D091C5B1E2D94BF095
- rp0sbg275py3b63vwcztr4l2shzbrk22
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