Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kappacs.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 09:47:14 UTC · ↺ Refresh
MX Hostnames
- cloud16.spamtitan.com
- k3.kappacs.com
- m2.kappacs.com
- cloud15.spamtitan.com
- busres.com
MX Priorities
- k3.kappacs.com: 65535
- m2.kappacs.com: 65535
- cloud15.spamtitan.com: 10
- cloud16.spamtitan.com: 10
- busres.com: 65535
A / AAAA Records
- 104.131.220.42 ↩ busres.com
Mail Server IPs
- 104.131.168.47 ↩ k3.kappacs.com
- 159.65.235.161 ↩ m2.kappacs.com
- 18.216.101.235 ↩ cloud15.spamtitan.com
- 18.190.56.214 ↩ cloud15.spamtitan.com
- 18.188.207.172 ↩ cloud15.spamtitan.com
- 104.131.220.42 ↩ busres.com
SOA Record
Raw SOA
melissa.ns.cloudflare.com dns.cloudflare.com 2397156927 10000 2400 604800 1800
Primary NS (mname)
melissa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397156927
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
melissa.ns.cloudflare.com
olof.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:75.63.71.209 ip4:104.131.168.47 ip4:104.131.220.42 ip4:159.65.235.161 ip4:104.16.246.28 ip4:104.16.245.28 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=TRlbYMQ5XAxDUCW2GLOIZcSelbYutYOeXrK8rIPAE40
- SPFv=spf1 ip4:75.63.71.209 ip4:104.131.168.47 ip4:104.131.220.42 ip4:159.65.235.161 ip4:104.16.246.28 ip4:104.16.245.28 -all
- facebook-domain-verification=8q5ban90c36ldua9rrefdmrnl6xyj7
Full email verification for kappacs.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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