grupotecnowise.com.br

Valid Email Server
Domain Lookup › grupotecnowise.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
grupotecnowise.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 08:29:51 UTC · ↺ Refresh

MX Hostnames

  • mx.core.locaweb.com.br
  • mx.jk.locaweb.com.br
  • mx.a.locaweb.com.br
  • mx.b.locaweb.com.br

MX Priorities

  • mx.core.locaweb.com.br: 10
  • mx.a.locaweb.com.br: 20
  • mx.b.locaweb.com.br: 20
  • mx.jk.locaweb.com.br: 20

A / AAAA Records

  • 104.21.12.39 (no PTR)
  • 172.67.151.133 (no PTR)
  • 2606:4700:3032::ac43:9785 (no PTR)
  • 2606:4700:3034::6815:c27 (no PTR)

Mail Server IPs

  • 177.153.23.241 ↩ mx.core.locaweb.com.br
  • 186.202.4.42 ↩ mx.a.locaweb.com.br
  • 177.153.23.242 ↩ mx.b.locaweb.com.br
  • 200.234.204.130 ↩ mx.jk.locaweb.com.br

SOA Record

Raw SOA meadow.ns.cloudflare.com dns.cloudflare.com 2399701866 10000 2400 604800 1800
Primary NS (mname)
meadow.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399701866
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

micah.ns.cloudflare.com
meadow.ns.cloudflare.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

1 record
  • privacytools-domain-verification=93b2389b745e1bcbfedcf02e282e68c432a203a0fa3576306419c1bd90ab39cc
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