Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
derkaulard.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 07:43:03 UTC · ↺ Refresh
MX Hostnames
- mail.derkaulard.de
MX Priorities
- mail.derkaulard.de: 10
A / AAAA Records
- 78.46.153.241 ↩ dedi8732.your-server.de
- 2a01:4f8:d0a:13d8::2 ↩ dedi8732.your-server.de
Mail Server IPs
- 78.46.153.241 ↩ dedi8732.your-server.de
- 2a01:4f8:d0a:13d8::2 ↩ dedi8732.your-server.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2025110502 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2025110502
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
oxygen.ns.hetzner.com
hydrogen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:spf.crsend.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;pct=50;adkim=r;aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
4 records- MS=ms95514087
- apple-domain-verification=uJ0uDhTDD3sSjz99
- atlassian-domain-verification=05dROBifpWsXENma94E6r1EJLRtfOTlcI2FK3u7lqyw5WDcAzNOtGZDocLbsLxWb
- SPFv=spf1 mx include:spf.protection.outlook.com include:spf.crsend.com -all
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