Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kraus-heidelberg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:01:01 UTC · ↺ Refresh
MX Hostnames
- mailgw.kraus-heidelberg.de
MX Priorities
- mailgw.kraus-heidelberg.de: 10
A / AAAA Records
- 81.89.192.88 ↩ web8.hd-it.eu
Mail Server IPs
- 78.42.144.39 ↩ ip-078-042-144-039.um17.pools.vodafone-ip.de
SOA Record
Raw SOA
web8.hd-it.eu root.hd-it.eu 2026012600 10800 3600 604800 38400
Primary NS (mname)
web8.hd-it.eu
Admin Email (rname)
root@hd-it.eu
Serial
2026012600
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
ns2.hd-it.eu
ns3.hd-it.eu
ns1.hd-it.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:213.183.67.105 ip4:167.235.114.237 ip6:2a01:4f8:2200:f400::237 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; sp=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:213.183.67.105 ip4:167.235.114.237 ip6:2a01:4f8:2200:f400::237 ~all
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