Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
leiblein.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 02:18:36 UTC · ↺ Refresh
MX Hostnames
- webmail.leiblein.de
- mail.leiblein.de
MX Priorities
- mail.leiblein.de: 20
- webmail.leiblein.de: 10
A / AAAA Records
- 193.53.251.207 ↩ shared-clump0259-web.agenturserver.it
Mail Server IPs
- 80.147.241.85 ↩ mail.leiblein.de
- 217.91.230.32 ↩ webmail.leiblein.de
SOA Record
Raw SOA
docks15.rzone.de hostmaster.strato-rz.de 2020050649 86400 7200 604800 300
Primary NS (mname)
docks15.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050649
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks15.rzone.de
shades10.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com ip4:217.91.230.32 ip4:80.147.241.85 ip4:81.169.145.64 ip4:193.53.251.207 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- SPFv=spf1 a mx include:spf.protection.outlook.com ip4:217.91.230.32 ip4:80.147.241.85 ip4:81.169.145.64 ip4:193.53.251.207 -all
- MS=ms78679433
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