oca.construction

Valid Email Server
Domain Lookup › oca.construction

Domain Overview

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

Checked via [email protected] · 2026-04-02 00:34:07 UTC · ↺ Refresh

MX Hostnames

  • oca.construction

MX Priorities

  • oca.construction: 0

A / AAAA Records

  • 177.136.254.34 ↩ us161-cp.valueserver.com.br

Mail Server IPs

  • 177.136.254.34 ↩ us161-cp.valueserver.com.br

SOA Record

Raw SOA ns1.valueserver.com.br suporte.kamma.com.br 2026022001 3600 1800 1209600 86400
Primary NS (mname)
ns1.valueserver.com.br
Admin Email (rname)
suporte@kamma.com.br
Serial
2026022001
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.valueserver.com.br
ns3.valueserver.com.br
ns4.valueserver.com.br
ns1.valueserver.com.br

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:177.136.254.34 include:spf-c.mailbaby.net include:spf.antispamcloud.com ip4:67.23.238.35 include:relay.mailbaby.net ip4:51.79.96.64 ip4:158.69.96.65 ip4:51.79.97.110 ip4:54.39.100.208 ip4:167.114.61.160 +a +mx ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 ip4:177.136.254.34 include:spf-c.mailbaby.net include:spf.antispamcloud.com ip4:67.23.238.35 include:relay.mailbaby.net ip4:51.79.96.64 ip4:158.69.96.65 ip4:51.79.97.110 ip4:54.39.100.208 ip4:167.114.61.160 +a +mx ~all
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