Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
grupopalacio.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 01:57:19 UTC · ↺ Refresh
MX Hostnames
- mx-ha.skymail.net.br
MX Priorities
- mx-ha.skymail.net.br: 20
A / AAAA Records
- 45.152.44.46 (no PTR)
Mail Server IPs
- 168.0.133.10 ↩ mx-ha.skymail.net.br
SOA Record
Raw SOA
ns1.skymail.net.br hostmaster.grupopalacio.com.br 1719876728 16384 2048 1048576 2560
Primary NS (mname)
ns1.skymail.net.br
Admin Email (rname)
hostmaster@grupopalacio.com.br
Serial
1719876728
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns1.skymail.net.br
ns2.skymail.net.br
ns3.skymail.net.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.skymail.net.br ip4:189.84.123.44 ip4:189.112.189.210 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo 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
3 records- MS=E64F72D912719D320288430544377A84911A0D7B
- SPFv=spf1 include:spf.skymail.net.br ip4:189.84.123.44 ip4:189.112.189.210 -all
- openai-domain-verification=dv-tVamNAChX78sfnRBoJYvk2DW
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