Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lifbi.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 00:25:04 UTC · ↺ Refresh
MX Hostnames
- b2971.mx.srv.dfn.de
- a2971.mx.srv.dfn.de
- c2971.mx.srv.dfn.de
MX Priorities
- a2971.mx.srv.dfn.de: 10
- b2971.mx.srv.dfn.de: 10
- c2971.mx.srv.dfn.de: 10
A / AAAA Records
- 141.13.104.122 ↩ lifbi.de
Mail Server IPs
- 194.95.233.91 ↩ a2971.mx.srv.dfn.de
- 194.95.235.91 ↩ b2971.mx.srv.dfn.de
- 194.95.239.91 ↩ c2971.mx.srv.dfn.de
SOA Record
Raw SOA
ns1-09.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-09.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-09.azure-dns.info
ns1-09.azure-dns.com
ns2-09.azure-dns.net
ns3-09.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailex.uni-bamberg.de a:lifbi.de include:spf.protection.outlook.com include:_spf.zimpel.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.mailex.uni-bamberg.de a:lifbi.de include:spf.protection.outlook.com include:_spf.zimpel.de -all
- MS=5DF5EA02A3D477A6780484D1A74191D22E89D78E
- google-site-verification=X74KBMD9Z93Bc9UbB8v-HfbSz-CSxqDQkj6caf32aWU
- brevo-code:9554e9c513a90c25ea5892f6dcbcab22
- apple-domain-verification=BSHgSrQAKP7doDPD
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