Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
klingel-immo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 21:34:04 UTC · ↺ Refresh
MX Hostnames
- mx2.onoffice.de
- mx3.onoffice.de
- mx1.onoffice.de
MX Priorities
- mx2.onoffice.de: 10
- mx3.onoffice.de: 20
- mx1.onoffice.de: 10
A / AAAA Records
- 95.130.253.13 ↩ 95-130-253-13.reverse.cust.as47215.net
Mail Server IPs
- 95.130.253.71 ↩ mx2.onoffice.de
- 95.130.253.56 ↩ mx3.onoffice.de
- 95.130.253.60 ↩ mx1.onoffice.de
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2511021333 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2511021333
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns5.kasserver.com
ns6.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:onoffice.de a:mailhub01.cloud01-netplans.de a:mailhub02.cloud01-netplans.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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 mx include:onoffice.de a:mailhub01.cloud01-netplans.de a:mailhub02.cloud01-netplans.de -all
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