Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
z-dbackup.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 05:05:45 UTC · ↺ Refresh
MX Hostnames
- server.imu-mx.de
MX Priorities
- server.imu-mx.de: 10
A / AAAA Records
- 212.132.96.95 ↩ server.imu-mx.de
Mail Server IPs
- 212.132.96.95 ↩ server.imu-mx.de
SOA Record
Raw SOA
server.imu-mx.de versand.z-dbackup.de 2026021515 10800 3600 1209600 10800
Primary NS (mname)
server.imu-mx.de
Admin Email (rname)
versand@z-dbackup.de
Serial
2026021515
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
server.imu-mx.de
sns.serverkompetenz.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:imu-mx.de a:server.imu-mx.de mx:imu-mx.de mx:server.imu-mx.de ip4:85.215.165.221 -all
📊 DNS lookups: 10/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=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)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
3 records- SPFv=spf1 a mx a:imu-mx.de a:server.imu-mx.de mx:imu-mx.de mx:server.imu-mx.de ip4:85.215.165.221 -all
- google-site-verification=gTzd4j4TFiavWl2G3e94jDcOMId2hsHgOSfV_E5GplE
- google-site-verification=dDzyv6fj8UI8FAtp1LLbm5h8Ct4PeZoRU-iuPbB7w18
Full email verification for z-dbackup.de
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