Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pl.klueber.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 06:48:50 UTC · ↺ Refresh
MX Hostnames
- pl-klueber-com.mail.protection.outlook.com
MX Priorities
- pl-klueber-com.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
gg1.klueber.de root.gg1.klueber.de 2013041343 86400 7200 3500000 600
Primary NS (mname)
gg1.klueber.de
Admin Email (rname)
root@gg1.klueber.de
Serial
2013041343
Refresh
86400s
Retry
7200s
Expire
3500000s
Minimum TTL
600s
Nameservers (NS)
gg.klueber.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:62.134.187.0/26 include:mktomail.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:62.134.187.0/26 include:mktomail.com include:spf.protection.outlook.com -all
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