Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drtreichel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 05:21:28 UTC · ↺ Refresh
MX Hostnames
- mail.drtreichel.de
- mail.fktmedia.de
MX Priorities
- mail.drtreichel.de: 10
- mail.fktmedia.de: 5
A / AAAA Records
- 148.251.96.208 ↩ mail.fktmedia.de
- 2a01:4f8:fff3:b3::2 ↩ mail.fktmedia.de
Mail Server IPs
- 148.251.96.208 ↩ mail.fktmedia.de
- 2a01:4f8:fff3:b3::2 ↩ mail.fktmedia.de
SOA Record
Raw SOA
ns1.first-ns.de drtreichel.sl-rules.de 2026031602 10800 3600 604800 10800
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
drtreichel@sl-rules.de
Serial
2026031602
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:mail.fktmedia.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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 +a +mx +a:mail.fktmedia.de -all
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