Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcs-bau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 13:50:26 UTC · ↺ Refresh
MX Hostnames
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx04.hornetsecurity.com: 40
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 178.16.57.102 ↩ r9849.agenturserver.it
- 2a03:2a00:1400:2::ac15:14eb ↩ r9849.agenturserver.it
Mail Server IPs
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1768891749 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1768891749
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.de
ns01.agenturserver.it
ns01.agenturserver.co
SPF Record
✓ Soft Fail (~all)
v=spf1 include:agenturserver.de include:spf.hornetsecurity.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
3 records- SPFv=spf1 include:agenturserver.de include:spf.hornetsecurity.com include:spf.protection.outlook.com ~all
- B0A0U38977
- MS=ms84845032
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