Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kasternikus.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 18:29:41 UTC · ↺ Refresh
MX Hostnames
- pmg01.kd-hosting.de
MX Priorities
- pmg01.kd-hosting.de: 10
A / AAAA Records
- 157.90.3.252 ↩ plesk.kd-hosting.de
Mail Server IPs
- 142.132.181.176 ↩ pmg01.kd-hosting.de
- 2a01:4f8:1c17:e326::1 ↩ pmg01.kd-hosting.de
SOA Record
Raw SOA
ns1.first-ns.de info.kaster-development.de 2026031701 3600 900 604800 10800
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
info@kaster-development.de
Serial
2026031701
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:plesk.kd-hosting.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ 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: 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 +a:plesk.kd-hosting.de -all
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