Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
derkuechenmacher.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 15:01:41 UTC · ↺ Refresh
MX Hostnames
- mailgateway.kts-bs.de
- mailgateway2.kts-bs.de
MX Priorities
- mailgateway.kts-bs.de: 10
- mailgateway2.kts-bs.de: 20
A / AAAA Records
- 185.237.65.190 ↩ r28846.agenturserver.it
Mail Server IPs
- 217.5.181.132 ↩ mailgateway.kts-bs.de
- 194.25.44.108 ↩ mailgateway2.kts-bs.de
SOA Record
Raw SOA
ns1023.ui-dns.com hostmaster.1und1.com 2017060162 28800 7200 604800 600
Primary NS (mname)
ns1023.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060162
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1052.ui-dns.de
ns1023.ui-dns.com
ns1032.ui-dns.biz
ns1100.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:217.5.181.132 ip4:194.25.44.108 a:mailgateway.kts-bs.de a:mailsrv01.kts-bs.de mx:mailgateway.kts-bs.de mx:mailgateway2.kts-bs.de include:_spf-eu.ionos.com include:spf.protection.outlook.com include:agenturserver.de ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
mail._domainkey
dkim._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a mx ip4:217.5.181.132 ip4:194.25.44.108 a:mailgateway.kts-bs.de a:mailsrv01.kts-bs.de mx:mailgateway.kts-bs.de mx:mailgateway2.kts-bs.de include:_spf-eu.ionos.com include:spf.protection.outlook.com include:agenturserver.de ~all
- brevo-code:beb635cb0c77ad3c66a1a646389c4261
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