cosea.mx

Valid Email Server
Domain Lookup › cosea.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cosea.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 21:01:44 UTC · ↺ Refresh

MX Hostnames

  • mx00.ionos.mx
  • mx01.ionos.mx

MX Priorities

  • mx01.ionos.mx: 10
  • mx00.ionos.mx: 10

A / AAAA Records

  • 201.107.4.216 ↩ dsl-201-107-4-216.prod-infinitum.com.mx

Mail Server IPs

  • 74.208.5.21 ↩ mx01.perfora.net
  • 74.208.5.3 ↩ mx00.perfora.net

SOA Record

Raw SOA ns1045.ui-dns.com hostmaster.1und1.com 2017060145 28800 7200 604800 600
Primary NS (mname)
ns1045.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060145
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1045.ui-dns.org
ns1045.ui-dns.de
ns1045.ui-dns.com
ns1045.ui-dns.biz

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de -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

2 records
  • google-site-verification=8gSiicGNLlWhn7PYkz3HRbxJNZDgQrQhfT65jwCzico
  • SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de -all
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