Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
knopf-werbeagentur.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 23:12:55 UTC · ↺ Refresh
MX Hostnames
- v11.cplogin.de
MX Priorities
- v11.cplogin.de: 10
A / AAAA Records
- 46.182.23.100 ↩ v11.cplogin.de
- 2a02:2970:1000:3::2:3100 (no PTR)
Mail Server IPs
- 46.182.23.100 ↩ v11.cplogin.de
- 2a02:2970:1000:3::2:3100 (no PTR)
SOA Record
Raw SOA
ns1.hgb-ns.de hostmaster.internetwire.de 2020052401 28800 7200 604800 86400
Primary NS (mname)
ns1.hgb-ns.de
Admin Email (rname)
hostmaster@internetwire.de
Serial
2020052401
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns3.hgb-ns.de
ns2.hgb-ns.de
ns4.hgb-ns.de
ns1.hgb-ns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=1; pct=10; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
⚠ Policy applies to 10% of failing messages only
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
1 record- SPFv=spf1 a mx -all
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