nec.com.br

Valid Email Server
Domain Lookup › nec.com.br
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
nec.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 01:11:24 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

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

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
  • 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ns4.nec.com.br hostmaster.nec.br 358 660 600 86400 660
Primary NS (mname)
ns4.nec.com.br
Admin Email (rname)
hostmaster@nec.br
Serial
358
Refresh
660s
Retry
600s
Expire
86400s
Minimum TTL
660s

Nameservers (NS)

ns4.nec.com.br
ns5.nec.com.br

SPF Record

✓ Strict (-all)
v=spf1 ip4:143.101.215.26 ip4:143.101.215.27 ip4:201.49.213.156 include:Spf.protection.outlook.com include:Spf01.jp.nec.com -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

5 records
  • MS=ms30569735
  • _cok6hnu43cjyx9u3d197j0sbgf2b944
  • cisco-ci-domain-verification=1b3818b3801891a9c9c17159524598ae668a0ff781d978347dfa89d700b8eba8
  • SPFv=spf1 ip4:143.101.215.26 ip4:143.101.215.27 ip4:201.49.213.156 include:Spf.protection.outlook.com include:Spf01.jp.nec.com -all
  • MS=ms13513755
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