Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ras.de
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 17:03:04 UTC · ↺ Refresh
MX Hostnames
- de-smtp-inbound-1.mimecast.com
- de-smtp-inbound-2.mimecast.com
MX Priorities
- de-smtp-inbound-1.mimecast.com: 10
- de-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 94.23.161.80 ↩ ip80.ip-94-23-161.eu
Mail Server IPs
- 194.104.110.22 ↩ de-smtp-inbound-2.mimecast.com
- 194.104.108.22 ↩ de-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1059.ui-dns.com hostmaster.1und1.de 2017080516 28800 7200 604800 300
Primary NS (mname)
ns1059.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017080516
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1059.ui-dns.biz
ns1059.ui-dns.de
ns1059.ui-dns.org
ns1059.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 a:ras.atoss.com a:intranet.ras.de a:exchange.ras.de a:mail.ras.de include:de._netblocks.mimecast.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.createsend.com include:_spf.kundenserver.de -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 a:ras.atoss.com a:intranet.ras.de a:exchange.ras.de a:mail.ras.de include:de._netblocks.mimecast.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.createsend.com include:_spf.kundenserver.de -all
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