network1.com.br

Valid Email Server
Domain Lookup › network1.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
network1.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-02 13:07:14 UTC · ↺ Refresh

MX Hostnames

  • mail.network1.com.br

MX Priorities

  • mail.network1.com.br: 10

A / AAAA Records

  • 172.67.151.47 (no PTR)
  • 104.21.56.129 (no PTR)
  • 2606:4700:3037::ac43:972f (no PTR)
  • 2606:4700:3032::6815:3881 (no PTR)

Mail Server IPs

  • 186.194.52.218 ↩ br63-da.valueserver.net.br

SOA Record

Raw SOA guy.ns.cloudflare.com dns.cloudflare.com 2398477145 10000 2400 604800 1800
Primary NS (mname)
guy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398477145
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

guy.ns.cloudflare.com
hadlee.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:186.194.52.218 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

1 record
  • SPFv=spf1 a mx ip4:186.194.52.218 ~all
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