Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
prototypa.cz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-04 19:55:39 UTC · ↺ Refresh
MX Hostnames
- mail.prototypa.cz
MX Priorities
- mail.prototypa.cz: 10
A / AAAA Records
- 46.36.38.67 ↩ edb.securitynet.cz
Mail Server IPs
- 85.93.96.118 ↩ mail.prototypa.cz
SOA Record
Raw SOA
ns1.websupport.cz admin.websupport.cz 1740664479 7200 2048 1048576 2560
Primary NS (mname)
ns1.websupport.cz
Admin Email (rname)
admin@websupport.cz
Serial
1740664479
Refresh
7200s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns1.websupport.cz
ns2.websupport.cz
ns3.websupport.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ 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
1 record- SPFv=spf1 a mx ~all
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