gmetal.com.br

Valid Email Server
Domain Lookup › gmetal.com.br

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
gmetal.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 14:36:50 UTC · ↺ Refresh

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MX Hostnames

  • smtpvin2.f1.k8.com.br

MX Priorities

  • smtpvin2.f1.k8.com.br: 10

A / AAAA Records

  • 108.61.89.136 ↩ 108.61.89.136.vultrusercontent.com
  • 45.55.107.236 (no PTR)
  • 104.156.247.183 ↩ 104.156.247.183.vultrusercontent.com
  • 2001:19f0:5:39fb:5400:4ff:fe7c:e4cc (no PTR)
  • 2001:19f0:9002:1b90:5400:4ff:fe7c:e525 (no PTR)
  • 2604:a880:400:d0::1a3d:e001 (no PTR)

Mail Server IPs

  • 187.73.32.163 ↩ smtpvin2.f1.k8.com.br

SOA Record

Raw SOA nsa1.k8.com.br dnsmasters.k8.com.br 299 3600 300 604800 3600
Primary NS (mname)
nsa1.k8.com.br
Admin Email (rname)
dnsmasters@k8.com.br
Serial
299
Refresh
3600s
Retry
300s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

nsa2.k8.com.br
nsa3.k8.com.br
nsa4.k8.com.br
nsa5.k8.com.br
nsa6.k8.com.br
nsa1.k8.com.br

SPF Record

✓ Strict (-all)
v=spf1 a:mxv.f1.k8.com.br -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

3 records
  • SPFv=spf1 a:mxv.f1.k8.com.br -all
  • MS=EB482308F704B4D8D96737968BDF7DC19D8720AB
  • unbounce=394018‍
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