Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
den-knut.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 05:44:09 UTC · ↺ Refresh
MX Hostnames
- s103.cyon.net
MX Priorities
- s103.cyon.net: 10
A / AAAA Records
- 116.203.213.72 ↩ cs2.web-redirect.eu
- 116.202.9.166 ↩ cs1.web-redirect.eu
- 116.202.21.136 ↩ cs3.web-redirect.eu
- 2a01:4f8:c010:3f9c::1 ↩ cs1.web-redirect.eu
- 2a01:4f8:c17:c19c::1 ↩ cs3.web-redirect.eu
- 2a01:4f8:c2c:abf5::1 ↩ cs2.web-redirect.eu
Mail Server IPs
- 149.126.4.112 ↩ s103.cyon.net
- 2a01:ab20::4:0:0:0:112 ↩ s103.cyon.net
SOA Record
Raw SOA
ns1.resellerinterface.de hostmaster.resellerinterface.de 1773794103 10800 3600 604800 900
Primary NS (mname)
ns1.resellerinterface.de
Admin Email (rname)
hostmaster@resellerinterface.de
Serial
1773794103
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns2.resellerinterface.de
ns3.resellerinterface.de
ns1.resellerinterface.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.cyon.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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 include:spf.protection.cyon.net -all
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