Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schwarting-biosystem.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 02:53:07 UTC · ↺ Refresh
MX Hostnames
- smtp-hc04.infoselfcloud.com
- hc04.infoself.com
MX Priorities
- smtp-hc04.infoselfcloud.com: 10
- hc04.infoself.com: 30
A / AAAA Records
- 185.216.49.188 ↩ hc04.infoselfcloud.com
Mail Server IPs
- 185.216.49.189 ↩ smtp-hc04.infoselfcloud.com
- 185.216.49.188 ↩ hc04.infoselfcloud.com
SOA Record
Raw SOA
ns3.infoselfcloud.com xavier\.banuelos.heraholding.com 2026022002 10800 3600 604800 10800
Primary NS (mname)
ns3.infoselfcloud.com
Admin Email (rname)
xavier\@banuelos.heraholding.com
Serial
2026022002
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns2.infoselfcloud.com
ns1.infoselfcloud.com
ns4.infoselfcloud.com
ns3.infoselfcloud.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx -all
📊 DNS lookups: 2/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx -all
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