Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
baustoffhandel-schulz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 15:41:49 UTC · ↺ Refresh
MX Hostnames
- mail.baustoffhandel-schulz.de
MX Priorities
- mail.baustoffhandel-schulz.de: 10
A / AAAA Records
- 81.169.208.238 ↩ mail.cloud-ist.de
Mail Server IPs
- 81.169.208.238 ↩ mail.cloud-ist.de
SOA Record
Raw SOA
b.ns14.net no-reply.inosystec.de 2026030802 10800 3600 1209600 10800
Primary NS (mname)
b.ns14.net
Admin Email (rname)
no-reply@inosystec.de
Serial
2026030802
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.baustoffhandel-schulz.de
b.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:h3003637.stratoserver.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; adkim=s; aspf=s; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 5 chars (valid)
⚠ Public key too short (5 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +a:h3003637.stratoserver.net -all
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