Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cn-architekten.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 04:19:53 UTC · ↺ Refresh
MX Hostnames
- kerio.cn-architekten.de
MX Priorities
- kerio.cn-architekten.de: 10
A / AAAA Records
- 85.13.138.88 ↩ dd17638.kasserver.com
Mail Server IPs
- 213.61.67.196 ↩ kerio.cn-architekten.de
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2602191207 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2602191207
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns5.kasserver.com
ns6.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 mx a -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 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 mx a -all
- google-site-verification=9ezllEcMlb_qH1a1K6tlKodR6A-tlVpiTlkFps0_-j8
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