Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lufttechnik-aust.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 06:50:35 UTC · ↺ Refresh
MX Hostnames
- mail.cotec1.de
MX Priorities
- mail.cotec1.de: 10
A / AAAA Records
- 185.233.188.212 ↩ 185-233-188-212.netways.de
Mail Server IPs
- 80.243.45.198 ↩ mail.cotec1.de
SOA Record
Raw SOA
a.ns14.net providing.cotec-gruppe.de 2025021003 43200 7200 1209600 600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
providing@cotec-gruppe.de
Serial
2025021003
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
a.ns14.net
d.ns14.net
c.ns14.net
b.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.cotec-it-systeme.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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=i_G-F7r60vceOANK67GJcqh_gSSzGSSKS8gR0HYGRRI
- SPFv=spf1 a mx include:spf.cotec-it-systeme.de -all
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