Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iranindustry.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 09:53:14 UTC · ↺ Refresh
MX Hostnames
- mail.falk-nisius.de
MX Priorities
- mail.falk-nisius.de: 10
A / AAAA Records
- 136.243.9.79 ↩ mail.falk-nisius.de
Mail Server IPs
- 136.243.9.79 ↩ mail.falk-nisius.de
SOA Record
Raw SOA
nsa5.schlundtech.de falknisius.gmx.de 2019061001 43200 7200 1209600 86400
Primary NS (mname)
nsa5.schlundtech.de
Admin Email (rname)
falknisius@gmx.de
Serial
2019061001
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsd5.schlundtech.de
nsc5.schlundtech.de
nsa5.schlundtech.de
nsb5.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx -all
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