Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kryoaktiv.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 19:16:35 UTC · ↺ Refresh
MX Hostnames
- mx2.agenturserver.de
- mx4.agenturserver.de
- mx1.agenturserver.de
- mx3.agenturserver.de
MX Priorities
- mx2.agenturserver.de: 20
- mx4.agenturserver.de: 40
- mx3.agenturserver.de: 30
- mx1.agenturserver.de: 10
A / AAAA Records
- 185.215.158.114 (no PTR)
Mail Server IPs
- 185.15.192.57 ↩ mx2.agenturserver.de
- 185.15.192.59 ↩ mx4.agenturserver.de
- 185.15.192.58 ↩ mx3.agenturserver.de
- 185.15.192.56 ↩ mx1.agenturserver.de
SOA Record
Raw SOA
nsa1.schlundtech.de hostmaster.conceptnet.de 2026011404 28800 7200 604800 3600
Primary NS (mname)
nsa1.schlundtech.de
Admin Email (rname)
hostmaster@conceptnet.de
Serial
2026011404
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
nsb1.schlundtech.de
nsa1.schlundtech.de
nsd1.schlundtech.de
nsc1.schlundtech.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:212.77.185.0/24 ip6:2001:16e0:104:3::/64 include:agenturserver.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
4 records- 201812121050302eyss58d98gnx5vg7j3w249o0zg4ko2cvmgs8eum6cq5oj6nwr
- domainVerification=685a63bb-5f18-48f7-a317-783b04e67c1c
- SPFv=spf1 a mx ip4:212.77.185.0/24 ip6:2001:16e0:104:3::/64 include:agenturserver.de ~all
- 201712131306203mzzeuuopatf32uwgobj3nstkvoo0xd2v4malybcpvaent65pu
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