Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dalhoff-bau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 10:27:59 UTC · ↺ Refresh
MX Hostnames
- mx02.hornetsecurity.com
- mx04.hornetsecurity.com
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 217.160.0.242 ↩ 217-160-0-242.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2cb ↩ 2001-08d8-100f-f000-0000-0000-0000-02cb.elastic-ssl.ui-r.com
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns1091.ui-dns.com hostmaster.1und1.de 2017073150 28800 7200 604800 300
Primary NS (mname)
ns1091.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017073150
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1091.ui-dns.de
ns1091.ui-dns.biz
ns1091.ui-dns.com
ns1091.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com include:spf.connectoor.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
5 records- MS=8F84878C06AA7CA1709339D5CBC9808238C470A8
- google-site-verification=0atKyhW8LlEmcsOclk8K7Wdlvy6pL3xx8zSfW8ggeHg
- SPFv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com include:spf.connectoor.com ~all
- google-site-verification=f_JVwJe18hY3yTB8xMxxpXphjTXRYvgD3iAQzrEHD3A
- BLogCayDKyJJky7AKI3DHKADTvdQnIIXY0JZ/lCeoZfSfKLwm7LMHg5pjgcoWuiN5l9/1TchFWqgh+m5uI0b7g==
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