koppert.mx

No Valid Email Server
Domain Lookup › koppert.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
koppert.mx
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 12:24:28 UTC · ↺ Refresh

MX Hostnames

No MX records found.

MX Priorities

No priority data.

A / AAAA Records

  • 94.130.156.91 ↩ static.91.156.130.94.clients.your-server.de

Mail Server IPs

No IPs resolved.

SOA Record

Raw SOA ns3.firstfind.nl hostmaster.firstfind.nl 2026032601 16384 2048 1048576 14400
Primary NS (mname)
ns3.firstfind.nl
Admin Email (rname)
hostmaster@firstfind.nl
Serial
2026032601
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
14400s

Nameservers (NS)

ns5.firstfind.net
ns3.firstfind.nl
ns4.firstfind.nl

SPF Record

✓ Strict (-all)
v=spf1 ip4:195.212.43.144/32 ip4:194.150.14.85/32 ip4:78.47.171.202/32 ip4:78.47.8.50/32 ip6:2a01:4f8:d0a:4129::2 ip6:2a01:4f8:d0a:40e7::2 include:spf.protection.outlook.com include:spf.byte.nl -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

4 records
  • SPFv=spf1 ip4:195.212.43.144/32 ip4:194.150.14.85/32 ip4:78.47.171.202/32 ip4:78.47.8.50/32 ip6:2a01:4f8:d0a:4129::2 ip6:2a01:4f8:d0a:40e7::2 include:spf.protection.outlook.com include:spf.byte.nl -all
  • d365mktkey=UrycfBafiF3Wnzv7OT6Rz969ZqAPdp4RCXfks5E0AOYx
  • google-site-verification=h8cLvHg9TXL29BaB1tgCUHh1RcLrKEifcoojy3uvF5U
  • facebook-domain-verification=ql4ulqrwy57l859n671vijfbqf7lsh
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