Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ifk-sachsen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 19:19:56 UTC · ↺ Refresh
MX Hostnames
- mx2.datenkollektiv.net
- mx1.datenkollektiv.net
- mx-b.datenkollektiv.net
- mx3.datenkollektiv.net
MX Priorities
- mx2.datenkollektiv.net: 5
- mx1.datenkollektiv.net: 10
- mx3.datenkollektiv.net: 10
- mx-b.datenkollektiv.net: 30
A / AAAA Records
- 157.90.100.236 ↩ webproxy.datenkollektiv.net
- 2a01:4f8:fff0:a9::236 (no PTR)
Mail Server IPs
- 167.233.1.12 ↩ mx2.datenkollektiv.net
- 2a01:4f8:fff0:a7::12 ↩ mx2.datenkollektiv.net
- 167.233.1.11 ↩ mx1.datenkollektiv.net
- 2a01:4f8:fff0:a7::11 ↩ mx1.datenkollektiv.net
- 167.233.1.13 ↩ mx3.datenkollektiv.net
- 2a01:4f8:fff0:a7::13 ↩ mx3.datenkollektiv.net
- 167.233.1.14 ↩ mx-b.datenkollektiv.net
- 2a01:4f8:fff0:a7::14 ↩ mx-b.datenkollektiv.net
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026031607 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026031607
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=datenkollektiv.net
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 redirect=datenkollektiv.net
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