Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
necker-dienstleistungen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 03:32:56 UTC · ↺ Refresh
MX Hostnames
- mail.necker-dienstleistungen.de
- rw0b33.webhosting.systems
MX Priorities
- rw0b33.webhosting.systems: 50
- mail.necker-dienstleistungen.de: 10
A / AAAA Records
- 185.243.11.51 ↩ rw0b33.webhosting.systems
- 2a03:4000:2c:298:13:9678::82 ↩ rw0b33.webhosting.systems
Mail Server IPs
- 185.243.11.51 ↩ rw0b33.webhosting.systems
- 2a03:4000:3d:d4:481a:5cff:fec9:56d3 (no PTR)
- 2a03:4000:2c:298:13:9678::82 ↩ rw0b33.webhosting.systems
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2020071010 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2020071010
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
second-dns.netcup.net
third-dns.netcup.net
root-dns.netcup.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:_spf.webhosting.systems ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a include:_spf.webhosting.systems ~all
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