Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
igcsvisa.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 13:40:18 UTC · ↺ Refresh
MX Hostnames
- mail.sec-mb.de
MX Priorities
- mail.sec-mb.de: 50
A / AAAA Records
- 87.79.68.250 ↩ static-87-79-68-250.netcologne.de
Mail Server IPs
- 89.163.221.195 ↩ mail.sec-mb.de
- 2001:4ba0:cafe:767::1 ↩ mail.sec-mb.de
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2026021200 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026021200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns82.domaincontrol.com
ns81.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spf.1blu.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=r; aspf=r; rf=afrf
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 mx include:_spf.1blu.de -all
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