Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atla.sk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 05:23:50 UTC · ↺ Refresh
MX Hostnames
- dx.spamfree.cz
- bx.virusfree.cz
- cx.spamfree.cz
- ax.virusfree.cz
MX Priorities
- dx.spamfree.cz: 40
- ax.virusfree.cz: 10
- bx.virusfree.cz: 20
- cx.spamfree.cz: 30
A / AAAA Records
- 104.21.14.226 (no PTR)
- 172.67.204.138 (no PTR)
- 2606:4700:3031::ac43:cc8a (no PTR)
- 2606:4700:3036::6815:ee2 (no PTR)
Mail Server IPs
- 195.24.76.170 ↩ dq.spamfree.cz
- 2001:67c:15a3::d1 ↩ dx.spamfree.cz
- 31.7.241.24 ↩ ax.virusfree.cz
- 2001:67c:15a1::a1 ↩ ax.virusfree.cz
- 89.187.156.46 ↩ bq.virusfree.cz
- 2001:67c:15a2::b1 ↩ bx.virusfree.cz
SOA Record
Raw SOA
marissa.ns.cloudflare.com dns.cloudflare.com 2395204633 10000 2400 604800 1800
Primary NS (mname)
marissa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2395204633
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
marissa.ns.cloudflare.com
sid.ns.cloudflare.com
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
Full email verification for atla.sk
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits