Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
elektro-kollon.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 05:08:08 UTC · ↺ Refresh
MX Hostnames
- smtpin.rzone.de
MX Priorities
- smtpin.rzone.de: 5
A / AAAA Records
- 193.141.3.69 ↩ a05.rzone.de
- 2a01:238:20a:202:1069:: ↩ w05.rzone.de
Mail Server IPs
- 81.169.145.97 ↩ smtpin.rzone.de
- 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de
SOA Record
Raw SOA
docks19.rzone.de hostmaster.strato-rz.de 2020070267 86400 7200 604800 300
Primary NS (mname)
docks19.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020070267
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades02.rzone.de
docks19.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.strato.com
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- google-site-verification=iL16Vk0_pNjLxpdf0ycHpU7cBBfM-SkxLXX3jCJEyZs
- SPFv=spf1 redirect=_spf.strato.com
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