Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
kot.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-06 14:33:48 UTC · ↺ Refresh
MX Hostnames
- tax.tele-brief.de
MX Priorities
- tax.tele-brief.de: 10
A / AAAA Records
- 81.169.156.159 ↩ tax.tele-brief.de
Mail Server IPs
- 81.169.156.159 ↩ tax.tele-brief.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2026012700 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026012700
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
robotns3.second-ns.com
robotns2.second-ns.de
ns1.first-ns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:81.169.156.159 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- google-site-verification=_GV10QHdnJZB6vlmvSNnkLv-Vld_73X_9Ko2Bf2uAW8
- SPFv=spf1 mx ip4:81.169.156.159 ~all
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