nct.com.br

Valid Email Server
Domain Lookup › nct.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nct.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 04:36:00 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 189.17.78.98 ↩ www.nct.com.br

Mail Server IPs

  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA dns.nct.com.br postmaster.nct.com.br 2026030303 3600 3600 2419200 900
Primary NS (mname)
dns.nct.com.br
Admin Email (rname)
postmaster@nct.com.br
Serial
2026030303
Refresh
3600s
Retry
3600s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

dns.nct.com.br
dns2.nct.com.br

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:189.17.78.99 ip4:177.69.182.186 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

9 records
  • atlassian-domain-verification=kVTtWu66MiGo8aR2kYxhUqG7XxeMNda21AQvsuLlvnnl1SgbgFHjigZlujqakjC6
  • MS=ms85882876
  • 78nifnv1e1vkktn7g257uesb24
  • j7i0q8csf6smvva06jp0orlalf
  • SPFv=spf1 include:spf.protection.outlook.com ip4:189.17.78.99 ip4:177.69.182.186 -all
  • google-site-verification=YoENGa7CX7qS-EFnqahEmkJ6vfmk1_ssKtEToAwC714
  • cn559so5t0pbbmfi3867uic0mo
  • c909884196eff64bf46319c3dd27a7
  • 208dffbf1df1898f26d51f5df25053
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