Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
i-hca-schule.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 07:21:34 UTC · ↺ Refresh
MX Hostnames
- i-hca-schule.de
- offline.iserv.eu
MX Priorities
- offline.iserv.eu: 50
- i-hca-schule.de: 10
A / AAAA Records
- 162.55.32.11 ↩ static.11.32.55.162.clients.your-server.de
- 2a01:4f8:c010:60c5::1 (no PTR)
Mail Server IPs
- 159.69.47.32 ↩ static.32.47.69.159.clients.your-server.de
- 2a01:4f8:c2c:4863::1 (no PTR)
- 162.55.32.11 ↩ static.11.32.55.162.clients.your-server.de
- 2a01:4f8:c010:60c5::1 (no PTR)
SOA Record
Raw SOA
ns1.iserv.eu hostmaster.iserv.eu 353619314 86400 10800 3600000 60
Primary NS (mname)
ns1.iserv.eu
Admin Email (rname)
hostmaster@iserv.eu
Serial
353619314
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
60s
Nameservers (NS)
ns1.iserv.eu
ns4.iserv.eu
ns3.iserv.eu
ns2.iserv.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:relay1.iserv.eu a:relay2.iserv.eu a:relay3.iserv.eu a:relaybs.iserv.eu ?all
📊 DNS lookups: 6/10
? Neutral (?all) — no 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
1 record- SPFv=spf1 a mx a:relay1.iserv.eu a:relay2.iserv.eu a:relay3.iserv.eu a:relaybs.iserv.eu ?all
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