Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schulen-koeln.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 12:16:53 UTC · ↺ Refresh
MX Hostnames
- mail.schulen-koeln.de
MX Priorities
- mail.schulen-koeln.de: 10
A / AAAA Records
- 213.168.112.5 ↩ pls2.netcologne.de
- 2001:4dd0:100:1026:80:1::5 ↩ pls2.netcologne.de
Mail Server IPs
- 194.8.194.97 ↩ ksmail2.netcologne.de
SOA Record
Raw SOA
dns11.netcologne.de hostmaster.netcologne.de 2026032401 10800 3600 3600000 3600
Primary NS (mname)
dns11.netcologne.de
Admin Email (rname)
hostmaster@netcologne.de
Serial
2026032401
Refresh
10800s
Retry
3600s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
dns11.netcologne.de
dns14.netcologne.de
dns13.netcologne.de
dns12.netcologne.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:194.8.194.97/32 ip4:194.8.194.98/32 ip6:2001:4dd0:100:1020:25:2a:0:1/64 ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1;ruf=mailto:[email protected]; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 mx ip4:194.8.194.97/32 ip4:194.8.194.98/32 ip6:2001:4dd0:100:1020:25:2a:0:1/64 ?all
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