Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mannheim-wlc.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 09:05:55 UTC · ↺ Refresh
MX Hostnames
- backup-mx.administrieren.net
- mail.mannheim-wlc.de
MX Priorities
- backup-mx.administrieren.net: 20
- mail.mannheim-wlc.de: 10
A / AAAA Records
- 23.88.73.159 ↩ rosie.administrieren.net
- 2a01:4f8:272:f119::205 (no PTR)
Mail Server IPs
- 46.224.163.11 ↩ backup-mx.administrieren.net
- 2a01:4f8:c014:83ee::1 ↩ backup-mx.administrieren.net
- 23.88.73.144 ↩ post.administrieren.net
- 2a01:4f8:272:f119::125 ↩ post.administrieren.net
SOA Record
Raw SOA
dns01.manitu.net hostmaster.manitu.net 2024110101 10800 3600 604800 86400
Primary NS (mname)
dns01.manitu.net
Admin Email (rname)
hostmaster@manitu.net
Serial
2024110101
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns01.manitu.net
dns02.manitu.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:post.administrieren.net a:backup-mx.administrieren.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a:post.administrieren.net a:backup-mx.administrieren.net ~all
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