opiniao.inf.br

Valid Email Server
Domain Lookup › opiniao.inf.br

Domain Overview

DNS: ✓ 18d ago Checker: ✓ 18d ago
opiniao.inf.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-23 14:38:22 UTC · ↺ Refresh

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MX Hostnames

  • opiniao.inf.br

MX Priorities

  • opiniao.inf.br: 10

A / AAAA Records

  • 177.70.4.10 ↩ flora.tdnx.net

Mail Server IPs

  • 177.70.4.10 ↩ flora.tdnx.net

SOA Record

Raw SOA ns1.opiniaoqualitativa.com.br marco.opiniao.inf.br 2026052300 3600 1800 1209600 86400
Primary NS (mname)
ns1.opiniaoqualitativa.com.br
Admin Email (rname)
marco@opiniao.inf.br
Serial
2026052300
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.opiniaoqualitativa.com.br
ns3.opiniaoqualitativa.com.br
ns1.opiniaoqualitativa.com.br

SPF Record

? Neutral
v=spf1 ip4:177.70.4.10 ip4:177.234.144.114 ip4:177.234.150.98 ip4:107.161.189.66 include:relay.mailchannels.net +a +mx +ip4:50.97.55.9 +ip4:177.207.236.0/24 +ip4:189.50.87.91 +ip4:189.50.87.93 +ip4:178.32.210.132 +ip4:23.83.214.26 include:mailee.me include:spf.mailee.me include:spf.mailjet.com include:include:burlywood.maple.relay.mailchannels.net include:spf.smtp-avancado.com ~all+include:spf.mailjet.com +include:spf.tipimail.com +include:quexs2.opiniao.inf.br ?all
📊 DNS lookups: 12/10 — over limit!
⚠ Too many DNS lookups (12/10) — SPF will fail validation. Reduce include: statements.

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
default._domainkey
mail._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

2 records
  • SPFv=spf1 ip4:177.70.4.10 ip4:177.234.144.114 ip4:177.234.150.98 ip4:107.161.189.66 include:relay.mailchannels.net +a +mx +ip4:50.97.55.9 +ip4:177.207.236.0/24 +ip4:189.50.87.91 +ip4:189.50.87.93 +ip4:178.32.210.132 +ip4:23.83.214.26 include:mailee.me include:spf.mailee.me include:spf.mailjet.com include:include:burlywood.maple.relay.mailchannels.net include:spf.smtp-avancado.com ~all+include:spf.mailjet.com +include:spf.tipimail.com +include:quexs2.opiniao.inf.br ?all
  • MS=364B049370F61720CD3D2F3B370F5D029E931B64
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