Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
obklinika.cz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 21:12:28 UTC · ↺ Refresh
MX Hostnames
- mail.obklinika.cz
MX Priorities
- mail.obklinika.cz: 10
A / AAAA Records
- 109.205.76.18 ↩ es-1.ebrana.cz
Mail Server IPs
- 193.85.211.41 ↩ ex01.obklinika.cz
SOA Record
Raw SOA
ns1.websupport.cz admin.websupport.cz 1747662645 7200 2048 1048576 2560
Primary NS (mname)
ns1.websupport.cz
Admin Email (rname)
admin@websupport.cz
Serial
1747662645
Refresh
7200s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns2.websupport.cz
ns3.websupport.eu
ns1.websupport.cz
SPF Record
✓ Strict (-all)
v=spf1 mx 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
✗ 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:spf.protection.outlook.com -all
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