skm-rhein-sieg.de

Valid Email Server
Domain Lookup › skm-rhein-sieg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
skm-rhein-sieg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 16:09:09 UTC · ↺ Refresh

MX Hostnames

  • mailgw.insigma.de

MX Priorities

  • mailgw.insigma.de: 10

A / AAAA Records

  • 141.144.230.60 (no PTR)

Mail Server IPs

  • 91.226.162.15 ↩ mailgw.insigma.de

SOA Record

Raw SOA ns01.riconnect.de hostmaster.riconnect.de 2025120302 14400 1800 1209600 3600
Primary NS (mname)
ns01.riconnect.de
Admin Email (rname)
hostmaster@riconnect.de
Serial
2025120302
Refresh
14400s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns01.riconnect.de
ns02.riconnect.de
ns03.riconnect.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf-policy.mailrelay-out.netcologne.de include:_spf.erzbistum-koeln.de include:spf-policy.insigma.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • 8uc2h6irj9lcre81kmpgjedkv7
  • MS=0D61A174AF9CD6E1D6B5DCD8B69F7F7F6FE31E8F
  • SPFv=spf1 include:spf-policy.mailrelay-out.netcologne.de include:_spf.erzbistum-koeln.de include:spf-policy.insigma.de -all
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