Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zahnersatz-mueller.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 16:49:21 UTC · ↺ Refresh
MX Hostnames
- mx01.zahnersatz-mueller.de
MX Priorities
- mx01.zahnersatz-mueller.de: 100
A / AAAA Records
- 109.239.56.112 ↩ mc20935.ispgateway.de
- 2a00:1169:103:1d20:: ↩ mc20935.ispgateway.de
Mail Server IPs
- 217.91.197.152 ↩ mx01.zahnersatz-mueller.de
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2026031003 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031003
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns82.domaincontrol.com
ns81.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:217.91.197.152 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms99784921
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
- SPFv=spf1 ip4:217.91.197.152 include:spf.protection.outlook.com -all
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