Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heikoh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 06:46:56 UTC · ↺ Refresh
MX Hostnames
- srv3.heikoh.de
MX Priorities
- srv3.heikoh.de: 10
A / AAAA Records
- 202.61.227.41 ↩ srv3.heikoh.de
- 2a03:4000:56:be8:74bc:f7ff:fe56:7c3a ↩ srv3.heikoh.de
Mail Server IPs
- 202.61.227.41 ↩ srv3.heikoh.de
- 2a03:4000:56:be8:74bc:f7ff:fe56:7c3a ↩ srv3.heikoh.de
SOA Record
Raw SOA
athena.ns.cloudflare.com dns.cloudflare.com 2399666178 10000 2400 604800 1800
Primary NS (mname)
athena.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399666178
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
athena.ns.cloudflare.com
ed.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:srv3.heikoh.de ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=S9k70G17IdTBiodl-8eZ-ncuTvf8U1uAWy-UoKiVU4c
- SPFv=spf1 include:srv3.heikoh.de ?all
Full email verification for heikoh.de
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