dover.com.co

Valid Email Server
Domain Lookup › dover.com.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dover.com.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 19:59:51 UTC · ↺ Refresh

MX Hostnames

  • zimbra.nubilus.com.ar

MX Priorities

  • zimbra.nubilus.com.ar: 10

A / AAAA Records

  • 66.225.241.73 ↩ single-9020.banahosting.com

Mail Server IPs

  • 104.248.9.106 ↩ zimbra.nubilus.com.ar

SOA Record

Raw SOA ns1.name.com hostmaster.nsone.net 1735801654 43200 7200 1209600 3600
Primary NS (mname)
ns1.name.com
Admin Email (rname)
hostmaster@nsone.net
Serial
1735801654
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns3cqz.name.com
ns4ksy.name.com
ns1bdg.name.com
ns2hkt.name.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mailjet.com include:spf.nubilus.com.ar +a +mx -all
📊 DNS lookups: 4/10
✓ 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

1 record
  • SPFv=spf1 include:spf.mailjet.com include:spf.nubilus.com.ar +a +mx -all
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