tecnoil.com.br

Valid Email Server
Domain Lookup › tecnoil.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tecnoil.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 04:23:20 UTC · ↺ Refresh

MX Hostnames

  • tecnoil-com-br.mail.protection.outlook.com

MX Priorities

  • tecnoil-com-br.mail.protection.outlook.com: 0

A / AAAA Records

  • 186.202.153.24 ↩ hm6741.locaweb.com.br

Mail Server IPs

  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
  • 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
  • 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA a.sec.dns.br hostmaster.registro.br 2026075000 86400 900 604800 900
Primary NS (mname)
a.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026075000
Refresh
86400s
Retry
900s
Expire
604800s
Minimum TTL
900s

Nameservers (NS)

b.sec.dns.br
a.sec.dns.br

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:200.142.117.195 a:mail.tecnoil.com.br include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

2 records
  • MS=ms36901371
  • SPFv=spf1 mx ip4:200.142.117.195 a:mail.tecnoil.com.br include:spf.protection.outlook.com ~all
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