Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bc-businessconsult.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:36:50 UTC · ↺ Refresh
MX Hostnames
- mx2.prosem.net
MX Priorities
- mx2.prosem.net: 10
A / AAAA Records
- 89.58.9.82 ↩ w6nc.prosem.net
- 2a03:4000:5f:ee5:89:58:9:82 ↩ w6nc.prosem.net
Mail Server IPs
- 5.1.93.51 ↩ mx2.prosem.net
- 2a00:f820:417::5:1:93:51 ↩ mx2.prosem.net
SOA Record
Raw SOA
ns1.prosem.net hostmaster.prosem.net 2025050501 43200 7200 1209600 86400
Primary NS (mname)
ns1.prosem.net
Admin Email (rname)
hostmaster@prosem.net
Serial
2025050501
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.prosem.net
ns3.prosem.net
ns2.prosem.net
ns4.prosem.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.mailcow.de include:spf.prosem.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 a mx include:spf.mailcow.de include:spf.prosem.net -all
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