Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rws.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 19:40:04 UTC · ↺ Refresh
MX Hostnames
- mail.rws.de
MX Priorities
- mail.rws.de: 20
A / AAAA Records
- 213.146.68.29 (no PTR)
Mail Server IPs
- 213.146.68.26 ↩ mail.rws.de
SOA Record
Raw SOA
ns1041.ui-dns.org hostmaster.1und1.de 2016110240 28800 7200 604800 300
Primary NS (mname)
ns1041.ui-dns.org
Admin Email (rname)
hostmaster@1und1.de
Serial
2016110240
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1041.ui-dns.biz
ns1041.ui-dns.org
ns1041.ui-dns.com
ns1041.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:213.146.68.26 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 ip4:213.146.68.26 -all
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