kos.net

Valid Email Server
Domain Lookup › kos.net
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
kos.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 21:25:20 UTC · ↺ Refresh

MX Hostnames

  • mailgate2.kos.net
  • maildump.kos.net
  • mailgate1.kos.net
  • maildump.kos.net

MX Priorities

No priority data.

A / AAAA Records

  • 199.246.2.55

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns2.kos.net
ns1.kos.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:199.246.2.0/24 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No 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

3 records
  • google-site-verification=7c0CtRuU87mJe6EII7hq0qdyxSOkcg4RXiT1Nb6pBNQ
  • atlassian-domain-verification=55k9JMiajKG0PjaySSUoI/D8ZKwSRctas2ndlTPpJzYIzzo2cbgnacp7wtG73j/N
  • SPFv=spf1 ip4:199.246.2.0/24 ~all
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