Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dennisfeldmann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 19:34:07 UTC · ↺ Refresh
MX Hostnames
- mail.dennisfeldmann.de
MX Priorities
- mail.dennisfeldmann.de: 10
A / AAAA Records
- 138.199.135.88 ↩ orbitpanel.de
- 2a01:4f8:c01e:32fd::1 ↩ orbitpanel.de
Mail Server IPs
- 138.199.135.88 ↩ orbitpanel.de
- 2a01:4f8:c01e:32fd::1 ↩ orbitpanel.de
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2026012332 28800 7200 1209600 600
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2026012332
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
third-dns.netcup.net
root-dns.netcup.net
second-dns.netcup.net
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:orbitpanel.de +a:pve1.orbitpanel.de +a:pve2.orbitpanel.de -all
📊 DNS lookups: 5/10
✓ 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: 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
2 records- apple-domain-verification=McDvrgElCkaDNf59
- SPFv=spf1 +a +mx +a:orbitpanel.de +a:pve1.orbitpanel.de +a:pve2.orbitpanel.de -all
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