Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
msv-boerde.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 09:15:00 UTC · ↺ Refresh
MX Hostnames
- server5.devront.de
MX Priorities
- server5.devront.de: 10
A / AAAA Records
- 94.16.121.238 ↩ server5.devront.de
Mail Server IPs
- 94.16.121.238 ↩ server5.devront.de
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2025121927 28800 7200 1209600 60
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2025121927
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
60s
Nameservers (NS)
root-dns.netcup.net
third-dns.netcup.net
second-dns.netcup.net
SPF Record
✗ Invalid
v=spf1 94.16.121.238 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
DMARC Record
✓ Reject
v=DMARC1;p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 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 94.16.121.238 -all
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