Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bad-sulza.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 15:18:35 UTC · ↺ Refresh
MX Hostnames
- mail.bad-sulza.de
MX Priorities
- mail.bad-sulza.de: 10
A / AAAA Records
- 85.215.180.13 ↩ eos.carbon4.de
Mail Server IPs
- 85.215.180.13 ↩ eos.carbon4.de
SOA Record
Raw SOA
ns1.carbon4.de postmaster.carbon4.de 2025091641 28800 7200 604800 600
Primary NS (mname)
ns1.carbon4.de
Admin Email (rname)
postmaster@carbon4.de
Serial
2025091641
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1.carbon4.de
ns2.carbon4.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; adkim=s; aspf=s; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
4 records- apple-domain-verification=0ex3ehpsANBx6740
- MS=ms91874699
- google-site-verification=CgW6C1pM2lviwidCdZLMq0hGR6O141Hyo_4QEHWjIZg
- SPFv=spf1 a mx include:spf.protection.outlook.com -all
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