Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bruening-gruppe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 16:04:15 UTC · ↺ Refresh
MX Hostnames
- post.bruening-gruppe.de
MX Priorities
- post.bruening-gruppe.de: 10
A / AAAA Records
- 193.141.3.71 ↩ a07.rzone.de
- 2a01:238:20a:202:1071:: ↩ w07.rzone.de
Mail Server IPs
- 194.135.207.88 ↩ post.bruening-gruppe.de
SOA Record
Raw SOA
docks06.rzone.de hostmaster.strato-rz.de 2020061241 86400 7200 604800 300
Primary NS (mname)
docks06.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020061241
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades15.rzone.de
docks06.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 a:reddoxx.brueninggruppe.de ip4:194.135.207.84 ip4:194.135.207.88 include:_spf.strato.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; ri=86400; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 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
4 records- SPFv=spf1 a:reddoxx.brueninggruppe.de ip4:194.135.207.84 ip4:194.135.207.88 include:_spf.strato.com -all
- MS=ms93470705
- mygwkr8cxv2d5smc1pn37qtzslryq5dt
- apple-domain-verification=6BT4ZTHgwQxjzMQb
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