Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sellner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 09:32:53 UTC · ↺ Refresh
MX Hostnames
- mx-1.domain-management.de
- mx-2.domain-management.de
MX Priorities
- mx-2.domain-management.de: 10
- mx-1.domain-management.de: 10
A / AAAA Records
- 157.90.181.78 ↩ web-1.domain-management.de
- 2a01:4f8:252:30db::78 ↩ web-1.domain-management.de
Mail Server IPs
- 136.243.151.220 ↩ mx-2.domain-management.de
- 157.90.181.76 ↩ mx-1.domain-management.de
- 2a01:4f8:252:30db::76 ↩ mx-1.domain-managemnet.de
SOA Record
Raw SOA
ns1.rrpproxy.net tech.rrpproxy.net 2026032600 10800 3600 604800 28800
Primary NS (mname)
ns1.rrpproxy.net
Admin Email (rname)
tech@rrpproxy.net
Serial
2026032600
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns3.rrpproxy.net
ns2.rrpproxy.net
ns1.rrpproxy.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.domain-management.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ 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
1 record- SPFv=spf1 include:spf.domain-management.de -all
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