Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jackszis.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 18:27:06 UTC · ↺ Refresh
MX Hostnames
- mx.megabit.net
MX Priorities
- mx.megabit.net: 10
A / AAAA Records
- 213.164.133.3 ↩ dns2.megabit.net
Mail Server IPs
- 213.164.133.49 ↩ mx02.megabit.net
- 213.164.133.40 ↩ mx04.megabit.net
SOA Record
Raw SOA
dns.megabit.net mb.megabit.net 2019092003 28800 7200 3600000 86400
Primary NS (mname)
dns.megabit.net
Admin Email (rname)
mb@megabit.net
Serial
2019092003
Refresh
28800s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
dns.megabit.net
dns3.megabit.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:213.164.133.12 ip4:213.164.133.8 ip4:213.164.133.54 ip4:213.164.133.115 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 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 ip4:213.164.133.12 ip4:213.164.133.8 ip4:213.164.133.54 ip4:213.164.133.115 ~all
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