Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
twsd.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 02:54:07 UTC · ↺ Refresh
MX Hostnames
- firewall.twsd.de
MX Priorities
- firewall.twsd.de: 10
A / AAAA Records
- 109.237.140.49 ↩ alfa3202.alfahosting-server.de
Mail Server IPs
- 87.190.57.2 ↩ firewall.twsd.de
SOA Record
Raw SOA
cns1.alfahosting.info hostmaster.alfahosting.de 2026032558 28800 7200 604800 86400
Primary NS (mname)
cns1.alfahosting.info
Admin Email (rname)
hostmaster@alfahosting.de
Serial
2026032558
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
cns1.alfahosting.info
cns2.alfahosting.info
cns3.alfahosting.info
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:_spf.strato.com include:secure-mailgate.com ip4:109.237.128.0/20 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict 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
3 records- apple-domain-verification=Ap2epv0feNymfPxm
- SPFv=spf1 a mx include:spf.protection.outlook.com include:_spf.strato.com include:secure-mailgate.com ip4:109.237.128.0/20 -all
- MS=ms98025411
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