Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
laseklasik.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 10:08:17 UTC · ↺ Refresh
MX Hostnames
- kerio.zerg.sk
MX Priorities
- kerio.zerg.sk: 10
A / AAAA Records
- 185.161.173.162 ↩ plesk.zergnet.io
Mail Server IPs
- 185.161.173.220 ↩ kerio.zerg.sk
SOA Record
Raw SOA
ns4.zergnet.io cerny.excimer.sk 2026022702 10800 3600 1209600 10800
Primary NS (mname)
ns4.zergnet.io
Admin Email (rname)
cerny@excimer.sk
Serial
2026022702
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.zergnet.io
ns2.zergnet.io
ns3.zergnet.io
ns4.zergnet.io
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:plesk.zergnet.io +ip4:185.161.173.162 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
default._domainkey
mail._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
3 records- google-site-verification=GNQ-sMOdox6vQjm1yX6-Aq8AYAV-IazOyuOwddrqA2Q
- SPFv=spf1 +a +mx +a:plesk.zergnet.io +ip4:185.161.173.162 -all
- TXT v=spf1 +a +mx +a:kerio.zerg.sk +a:plesk.zergnet.io +ip4:185.161.173.220 -all
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